Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).

production of study on optimal conditions of poly ferric chloride in china

  • Study on optimal conditions of poly ferric chloride

    2021-1-1 · Poly ferric chloride (PFC) solution with general formula [Fe 2 (OH) nCl 6-n] m when dissolved will produce 4 polymer particles: Fe 2 (OH) 2 4+, Fe 3 (OH) 4 5+, Fe x (OH) y (3x-y) + and Fe x O y (OH) x + r (2x-2y-r). is supplied by Saigon Green Environment & Construction Co. Ltd in Tan Phu District, Ho Chi Minh City. The tested PFC has been prepared to use as the concentration of 5% (50 g of PFC per …

    Get Price
  • production of study on optimal conditions of high

    Co-production of polyhydroxybutyrate (PHB) and . 2021-5-21 · The optimal medium and cultural conditions for PHB and CoQ 10 co-production by Methylobacterium sp. XJLW was in M3 medium containing 7.918 g L-1 methanol, 0.5 g L-1 of ammonium sulfate, 0.1% (v/v) of Tween 80, and 1.0 g L-1 of sodium chloride, under 30 °C and pH 7.0. Get Price

    Get Price
  • Study on optimal conditions of poly ferric chloride

    Study on optimal conditions of poly ferric chloride (PFC) dosage treating tannery wastewater. Tannery wastewater was considered as a heavily industrial wastewater with very high amount of wastewater discharged everyday but not well-treating. The tanning wastewater from producing process contains various high strength toxic chemicals which could ...

    Get Price
  • Production of Industrial Coagulant (Poly Aluminium ...

    2019-7-5 · obtained from the literature. Reports show that Ferric chloride, alum and aluminium chloride has optimum mixing speed of 120, 140 and 140rpm at pH 4, 4 and 6 at 35℃. . Flocculation of latex effluent was carried conditions. Results and Discussion Preparation of poly aluminium chloride (PAC) From 20 cans, 190 g of aluminium powder was

    Get Price
  • Comparison of poly ferric chloride and poly titanium ...

    2021-1-28 · The current study investigated the efficiency of poly ferric chloride (PFC) and poly titanium tetrachloride (PTC) in coagulation-flocculation process for treatment of paper and cardboard wastewater. The effect of pH (5–11), coagulant concentrations (100–1000 mg/L), mixing rate (10–60 rpm), mixing time (5–25 min), and settling time (5–30 min) were examined.

    Get Price
  • Coagulation/flocculation process and sludge

    The volume of sludge produced, when ferric chloride was used solely, was higher compared to the use of combination of polyelectrolyte and FeCl 3 ·6H 2 0. The combined use of coagulant and polyelectrolyte resulted in the production of sludge volume with reduction of 60% of the amount produced, when coagulant was solely used for the treatment.

    Get Price
  • Efficiency Comparison of PolyDADMAC Coagulant

    2017-11-1 · The aim of this study was to evaluate and compare of PolyDADMAC with ferric chloride as a coagulant on the removal of turbidity, Coliform and Organic matter from Ahvaz drinking water. Materials and Methods: This study was carried out in a lab scale and using a …

    Get Price
  • Mechanistic insights into the roles of ferric chloride on ...

    2021-5-10 · Abstract. Ferric chloride (FC) is widely used in sewage treatment in practice and would influence anaerobic digestion by remaining in waste-activated sludge (WAS). However, the effects and mechanisms of FC involved in the WAS anaerobic digestion system have yet to be thoroughly elucidated. This study revealed the different effects and underlying ...

    Get Price
  • Production of a poly-alumino-iron sulphate coagulant

    2010-2-1 · A study conducted by Jiang and Graham (2003) demonstrated that a poly-alumino-iron sulphate coagulant (PAFS) achieved, in water treatment tests, either a greater or similar removal in terms of percentage of colour and dissolved organic carbon in comparison with another conventional coagulants. The authors demonstrated that the PAFS allowed lower residual metal-ion concentrations …

    Get Price
  • Kinetics study on hydrothermal dechlorination of poly ...

    Li et al. (2017) also implied that 30 mins was the optimal operating time for HTD of PVC at the temperature of 220 °C with 5% NaOH. At a HTD temperature of 235 °C, the DE was increased from 72.60% to 84.78% when the residence time was extended from 15 mins to 60 mins.

    Get Price
  • excellent manufacturers of study on optimal

    excellent manufacturers of study on optimal conditions of high purity poly ferric chloride in china Green Extraction of Antioxidant Polyphenols from Green 2020-8-25 · Abstract: In this study, the feasibility of improving the extraction yield of green tea antioxidant polyphenols by the combination of ultrasound-assisted extraction (UAE) and ...

    Get Price
  • Production of Industrial Coagulant (Poly Aluminium ...

    2019-7-5 · obtained from the literature. Reports show that Ferric chloride, alum and aluminium chloride has optimum mixing speed of 120, 140 and 140rpm at pH 4, 4 and 6 at 35℃. . Flocculation of latex effluent was carried conditions. Results and Discussion Preparation of poly aluminium chloride (PAC) From 20 cans, 190 g of aluminium powder was

    Get Price
  • (PDF) Effectiveness of poly Aluminium ferric chloride

    Effectiveness of poly Aluminium ferric chloride for turbidity and color removal from low to medium turbid water. 2014. Afshin Ebrahimi. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 37 Full PDFs related to this paper. READ PAPER.

    Get Price
  • Coagulation/flocculation process and sludge

    The volume of sludge produced, when ferric chloride was used solely, was higher compared to the use of combination of polyelectrolyte and FeCl 3 ·6H 2 0. The combined use of coagulant and polyelectrolyte resulted in the production of sludge volume with reduction of 60% of the amount produced, when coagulant was solely used for the treatment.

    Get Price
  • Preparation and Characteristics of Polyaluminium

    Clay-brine process employing activated clay, NaCl, HCl, and HF as raw materials is the primarily advanced technology to synthesize cryolite in the present industrial grade. However, plenty of byproducts of fluorine-containing waste HCl at the concentration of about 10%~12% could not be utilized comprehensively and are even hazardous to the environment.

    Get Price
  • Study of the coagulation process in wastewater

    The optimal conditions were as follows: Coagulant dosage of 871 mg/L, flocculent dosage of 22.3 mg/L and pH 8.35. The study of dairy effluents treatment by EC was carried out using aluminum electrodes. The analysis of the filtrates showed that the COD was reduced to 61% while the removal of phosphorus, nitrogen contents and turbidity were 89 ...

    Get Price
  • Global Poly Ferric Chloride Market Segment Outlook,

    Global Poly Ferric Chloride Market is expected to grow at a CAGR x.x% over the next ten years, and will reach at US XX.X Mn in 2028, from US XX.X Mn in 2018

    Get Price
  • Production of a Poly-ferric Sulphate Chemical

    2009-8-22 · The aim of this work was to produce a ferric sulphate rich solution from acidic coal mine drainage that could be used as coagulant. Precipitating the iron at pH 3.8, followed by dissolution in sulphuric acid, produced a coagulant consisting of 12.4% iron and 1.3% aluminium. Water treatment tests proved that this coagulant was as efficient as the coagulant chemicals conventionally used in water ...

    Get Price
  • Synthesis and coagulation performance of composite

    2018-6-16 · The aim of this work was to study the combination of an inorganic pre-polymerized coagulant (polyaluminum chloride [PACl]) with ferric species and polysilicic acid in various mixing orders Al/Fe/Si and OH/Al molar ratios, by applying two polymerization techniques for the production of a unique reagent, representing a more efficient coagulant than the respective commercially available (PACl-18 ...

    Get Price
  • excellent manufacturers of study on optimal

    excellent manufacturers of study on optimal conditions of high purity poly ferric chloride in china Green Extraction of Antioxidant Polyphenols from Green 2020-8-25 · Abstract: In this study, the feasibility of improving the extraction yield of green tea antioxidant polyphenols by the combination of ultrasound-assisted extraction (UAE) and ...

    Get Price
  • Preparation and Characteristics of Polyaluminium

    Clay-brine process employing activated clay, NaCl, HCl, and HF as raw materials is the primarily advanced technology to synthesize cryolite in the present industrial grade. However, plenty of byproducts of fluorine-containing waste HCl at the concentration of about 10%~12% could not be utilized comprehensively and are even hazardous to the environment.

    Get Price
  • Fabrication and characterization of poly(ferric chloride ...

    2014-4-2 · Derived mainly from processes including bleaching, rinsing, dyeing, printing and starching, the printing, and dyeing, wastewater was characterized by high chromaticity, large emission, complex composition, high levels of organic pollutants, and poor biodegradability [1–3].Due to the presence of toxic (hazardous) substances in dyeing wastewater and its severe contamination to the environment ...

    Get Price
  • Ferric Chloride (FeCl3) - Formula, Test, Colour, Uses ...

    The optimal conditions were as follows: Coagulant dosage of 871 mg/L, flocculent dosage of 22.3 mg/L and pH 8.35. The study of dairy effluents treatment by EC was carried out using aluminum electrodes. The analysis of the filtrates showed that the COD was reduced to 61% while the removal of phosphorus, nitrogen contents and turbidity were 89 ...

    Get Price
  • Study of the coagulation process in wastewater

    2021-7-13 · removal efficiency in water treatment plants of Iran. In this study, the effectiveness of aluminium sulfate and poly-aluminum chloride was evaluated at different pH values and coagulant dosage in order to find optimal operational conditions for low to high turbidity waters. The influence of lime, as a coagulant aid, on coagulation

    Get Price
  • Comparing Aluminium Sulfate and Poly-Aluminium

    2019-9-26 · Under the optimal operational conditions (pH = 7.5, T = 18 °C) the treatment of wastewater from paper industries by coagulation has led to a reduction of 70% COD for wastewater discharged. In terms of the investigated paper industry wastewater, polyaluminium chloride appears to be most suitable for treatment of high COD concentration.

    Get Price
  • Cost-effective removal of COD in the pre-treatment of ...

    The report on Poly Aluminium Ferric Chloride Materials Market offers in-depth analysis of market trends, drivers, restraints, opportunities etc. Along with qualitative information, this report includes the quantitative analysis of various segments in terms of market share, growth, opportunity analysis, market value, etc. for the forecast years.

    Get Price
  • Global Poly Aluminium Ferric Chloride Materials

    2015-6-17 · Where w 3 represents the weight of obtained methyl lactate, M(PLA)and M(methyl lactate) are the molar masses of the repeating unit of PLA and methyl lactate respectively.. Characterization of the main product. In order to confirm the structure of main product of methanolysis, the FTIR spectra of methyl lactate standard sample and the main product were recorded (Fig. 1).

    Get Price
  • Ferric chloride as an efficient and reusable catalyst for ...

    2021-4-9 · Microorganisms, culture media and culture conditions. Bacillus subtilis natto was used throughout the experimental study and was cultivated in the following medium: 20 g soybeans, 1.5 g saccharose, 0.4 g glutamate, 0. 025 g MgSO 4 ·7H 2 O, 0.025 g K 2 HPO 4 ·3H 2 O, 0. 05 g calcium chloride. The seed culture (5%, v/v) was transferred into 50 mL of the fermentation medium in a 250 …

    Get Price
  • excellent manufacturers of study on optimal

    excellent manufacturers of study on optimal conditions of high purity poly ferric chloride in china Green Extraction of Antioxidant Polyphenols from Green 2020-8-25 · Abstract: In this study, the feasibility of improving the extraction yield of green tea antioxidant polyphenols by the combination of ultrasound-assisted extraction (UAE) and ...

    Get Price
  • Global Poly Ferric Chloride (PFC) Market Research

    12.2.2 Europe Poly Ferric Chloride (PFC) Production, Revenue, Consumption, Export and Import Forecast (2018-2025) 12.2.3 China Poly Ferric Chloride (PFC) Production, Revenue, Consumption, Export and Import Forecast (2018-2025) 12.2.4 Japan Poly Ferric Chloride (PFC) Production, Revenue, Consumption, Export and Import Forecast (2018-2025)

    Get Price
  • ISSN: 0975-766X CODEN: IJPTFI Available Online through ...

    2016-7-24 · The results showed that after using the poly aluminum chloride, ferrous sulfate, ferric chloride and aluminum sulfate coagulants, in the turbidity of 200, 100, 50, 20, 10 NTU, the pH level have reduced in a way that by increasing each mg/l poly aluminum chloride, ferrous sulfate, ferric chloride about 0.01 unit pH have reduced.

    Get Price
  • Global Poly Aluminium Ferric Chloride Market

    Global Poly Aluminium Ferric Chloride Market By Type (Aluminum Method, Active Aluminum Hydroxide Method, Aluminum Oxide Method, and Aluminum Chloride Method), By Application (Drinking Water Treatment, Industrial Water Treatment, and Municipal Water Treatment), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019 …

    Get Price
  • UNIVERSITY OF ILLINOIS

    from aqueous mixtures of ferric chloride and hydrochloric acid. They determined a limited range of reaction conditions for rod production: [FeCl3]i - 0.009 - 0.45 M pHi - 0.5 - 2.5 [HC1]^ * 0.001 - 0.30 M Temperature : <- 100°C Also, they concluded that as the initial solution pH is increased, the rods become shorter in length and more uniform in

    Get Price
  • Polyhydroxybutyrate production in halophilic marine ...

    To determine optimal growth and production conditions, environments with different salinity, carbon sources, and nitrogen sources were evaluated. We found that the use of a medium containing 2% (w/v) fructose, 0.3% (w/v) yeast extract, and 5% (w/v) sodium chloride (NaCl) in M9 minimal medium resulted in high PHA content (54.7%) and biomass (4 ...

    Get Price
  • Comparing Aluminium Sulfate and Poly-Aluminium

    2021-7-13 · removal efficiency in water treatment plants of Iran. In this study, the effectiveness of aluminium sulfate and poly-aluminum chloride was evaluated at different pH values and coagulant dosage in order to find optimal operational conditions for low to high turbidity waters. The influence of lime, as a coagulant aid, on coagulation

    Get Price
  • Production of Polyhydroxybutyrate (PHB) and Factors ...

    2020-12-4 · The third approach of obtaining PHB materials is through bacterial fermentation. When under optimal fermentation conditions, it is possible that more than 90% of the cells dry weight may be comprised of PHA materials . This third approach is the most commonly used in the synthesis of PHB (Figure 3). PHB synthesis relies on a central carbon ...

    Get Price
  • Alum and Ferric Chloride: Pros, Cons, and Substitutes

    2017-10-18 · ATS 835 is a great replacement for alum because it does an amazing job, but with a much, much smaller dose. For example, a water treater who feeds 25 parts of alum (or a related product) might get away with feeding just 2-3 parts of ATS 835. And because ATS 835 is completely soluble, it will hardly increase solids due to the coagulant.

    Get Price
  • Efficient production and secretion of oxaloacetate

    2017-11-21 · The alkaliphilic, halophilic bacterium Halomonas sp. KM-1 can utilize glucose for the intracellular storage of the bioplastic poly-(R)-3-hydroxybutyric acid (PHB) and extracellular secretion of pyruvate under aerobic conditions. In this study, we investigated the effects of sodium chloride concentration on PHB accumulation and pyruvate secretion in the KM-1 strain and, unexpectedly, …

    Get Price
  • excellent manufacturers of study on optimal

    excellent manufacturers of study on optimal conditions of high purity poly ferric chloride in china Green Extraction of Antioxidant Polyphenols from Green 2020-8-25 · Abstract: In this study, the feasibility of improving the extraction yield of green tea antioxidant polyphenols by the combination of ultrasound-assisted extraction (UAE) and ...

    Get Price
  • ISSN: 0975-766X CODEN: IJPTFI Available Online through ...

    2016-7-24 · The results showed that after using the poly aluminum chloride, ferrous sulfate, ferric chloride and aluminum sulfate coagulants, in the turbidity of 200, 100, 50, 20, 10 NTU, the pH level have reduced in a way that by increasing each mg/l poly aluminum chloride, ferrous sulfate, ferric chloride about 0.01 unit pH have reduced.

    Get Price
  • Improvement of the process of removing phosphorus

    2019-6-1 · At optimal operating conditions of Fe:P (w/w) ratio = 2.40, pH = 6.48 and FMS = 100 rev min − 1, 97.85% removal of phosphorus was achieved. Moreover, compared with the one-off dosage, the three-step process treatment can save 50% of the cost in terms of ferric chloride when treating the same amount of distillery effluent.

    Get Price
  • Optimization and economic evaluation of modified ...

    2018-10-17 · Chemicals. Poly-aluminum chloride (Al 2 (OH) n Cl 6−n.YH 2 O, Al 2 O 3 = 30%wt, basicity = 65% and pH = 3) was used as a coagulant and anionic (A 300), cationic (C 270) and nonionic polymers, as the coagulant aids were provided from AquaTech Company, Switzerland.. Preparation of solution. In order to prepare a 10 percent clear solution for coagulant, 10 g of PAC was dissolved to 100 mL of ...

    Get Price
  • Study of the coagulation process in wastewater

    The optimal conditions were as follows: Coagulant dosage of 871 mg/L, flocculent dosage of 22.3 mg/L and pH 8.35. The study of dairy effluents treatment by EC was carried out using aluminum electrodes. The analysis of the filtrates showed that the COD was reduced to 61% while the removal of phosphorus, nitrogen contents and turbidity were 89 ...

    Get Price
  • Optimization of gamma-aminobutyric acid production

    They found that optimal conditions for producing the maximum amount of GABA were observed in a mixture of brown rice, soy sauce, and skim milk with the ratio of 33, 58 and 9 mmol, respectively. In another research , Tung et al. examined the optimal conditions for GABA production by L. plantarum. Independent variables in this research included ...

    Get Price
  • High-poly-aluminum chloride sulfate coagulants and

    2020-2-18 · High-poly-aluminum chloride sulfate (HPACS) coagulants with different [SO 4 2−]/[Al 3+] molar ratio (S) were prepared and proved to have high coagulation efficiency for the removal of humic acid and strong stability for storage and application.The results showed that the higher the SO 4 2− addition, the bigger the aluminum polymerization particles and the more the polymerization Al c ...

    Get Price
  • Studies on bioflocculant production by a mixed

    2013-8-1 · Mixed culture fermentation, following optimal conditions (starter culture density of 1%, initial fermentation pH of 9, agitation speed of 160 rpm and incubation temperature of 28°C), yielded bioflocculant to the tune of 8.203 g/l after purification. Similar account was documented by Zhang et al. .

    Get Price
  • Antioxidant and Antiinflammatory Activity of Pine Pollen ...

    in screw cap containers under dark conditions at 40 °C for 1 day. To 0.1 mL of this solution, 9.7 mL of 75% ethanol and 0.1 mL of 30% ammonium thiocyanate were added. Precisely 3 min after the addition of 0.1 mL of 0.02M ferrous chloride in 3.5% hydrochloric acid to the reaction mixture, the absorbance was measured at 500 nm.

    Get Price
  • Advancement in the Production and Applications of ...

    Conductive polymers are a class of engineering materials which possess remarkably reversible redox property and atypical combination of characteristics of plastics and metals. The potential usefulness of conductive polymers has grown exceedingly in the technological field such as telecommunication, electronics, storage systems and protective devices.

    Get Price
  • study on optimal conditions of high purity poly

    study on optimal conditions of high purity poly ferric chloride manufacturers in china Optimization of coagulation with ferric chloride as a ... 2017-8-1 · Sand filtration was performed through a column (55 cm high with a diameter of 5.5 cm) filled with sand (the grain size ranged from 0.18 to 1.85 mm).

    Get Price
  • Arsenic removal by coagulation using ferric chloride

    Aims: In this study, the effect of arsenite and arsenate removal in synthetic water by coagulation using ferric chloride (FeCl 3) as coagulant and chitosan as coagulant aid were investigated. b>Materials and Methods: A conventional jar test apparatus was used to evaluate the coagulation process. The effects of different conditions of pH (5.5-9), coagulant doses of FeCl 3 0-60 mg/l), Arsenic ...

    Get Price
  • Global Polyaluminium Chloride (PAC) Market 2019

    Global Polyaluminium Chloride (PAC) market size will increase to xx Million US by 2025, from xx Million US in 2017, at a CAGR of xx% during the forecast period. In this study, 2017 has been considered as the base year and 2018 to 2025 as the forecast period to estimate the market size for Polyaluminium Chloride …

    Get Price
  • Purification and Characterization of a Novel

    Under optimal conditions, the activity of AlgA reached up to 8306.7 U/mg, which is the highest activity recorded for alginate lyases. Moreover, the enzyme was stable over a broad pH range (5.0-10.0), and its activity negligibly changed after 24 h of incubation at 40 °C. AlgA exhibited high activity and affinity toward poly-β-d-mannuronate ...

    Get Price
  • Production of Polyhydroxybutyrate (PHB) and

    2020-12-4 · The monomer units of PHA can be classified into two groups based on the number of carbon atoms: short-chain and medium-chain length PHAs. The length of the monomer unit plays a critical role in the resulting polymer properties and therefore, prior knowledge of the monomer chemical structure is required to target specific properties of the material for a number of different applications.

    Get Price
  • On the importance of pH value in coagulation |

    2019-4-5 · However, in this case, the optimal pH for a mixture of HS + COM (pH 5.0–6.2) related to optimal pH ranges for the coagulation of HS (5.0–6.0) and COM peptides/proteins (5.0–6.7). The impact on coagulation of interactions between AOM and other impurities present in raw water are detailed by Pivokonský et al..

    Get Price
  • EFFECTIVENESS OF PHOSPHORUS REMOVAL IN AN

    Thus, the present study aimed to evaluate the biological phosphorus removal and the co-precipitation treatment using ferric chloride (FeCl 3) to enhance phosphorus removal from sewage in an SBR. In addition, the activity of phosphorus-accumulating organisms (PAOs/DPAOs) and the possibility of metabolic activity inhibition due to FeCl 3 addition ...

    Get Price
  • Production and Application of Lignosulfonates and ...

    2017-3-2 · Due to their unique properties, lignosulfonates have a wide range of uses, such as animal feed, pesticides, surfactants, additives in oil drilling, stabilizers in colloidal suspensions, and as plasticizers in concrete admixtures. 13, 14, 31-34 However, the majority of pulp mills employ kraft technology for pulp production, and thus, kraft lignin is more readily available for value-added ...

    Get Price
  • 7 Most commonly used Coagulants in Water

    2021-3-11 · N-acetyl-β-D glucosamine (GlcNAc) is wildly used in cosmetics, nutraceuticals and pharmaceuticals. The traditional chemical process for GlcNAc production from chitin causes serious acidic pollution. Therefore, the enzymatic hydrolysis becomes a great promising and alternative strategy to produce GlcNAc. β-N-acetylglucosaminidase (NAGase) can hydrolyze chitin to produce GlcNAc.

    Get Price
  • excellent manufacturers of study on optimal

    excellent manufacturers of study on optimal conditions of high purity poly ferric chloride in china Green Extraction of Antioxidant Polyphenols from Green 2020-8-25 · Abstract: In this study, the feasibility of improving the extraction yield of green tea antioxidant polyphenols by the combination of ultrasound-assisted extraction (UAE) and ...

    Get Price
  • RSC Advances

    76 Therefore, this study aims to develop an optimized approach for synthesizing ferric tannate, which can accelerate the reaction between NH 4 +-N and NO 2 77 −-N. Tannic 78 acid and ferric chloride were used as the raw materials to synthesize ferric tannate 79 under the combined condition of room temperature and neutral pH. Moreover, Fourier

    Get Price
  • ORIGINAL ARTICLE Open Access Co-production of ...

    2021-5-21 · The optimal medium and cultural conditions for PHB and CoQ 10 co-production by Methylobacterium sp. XJLW was in M3 medium containing 7.918 g L-1 methanol, 0.5 g L-1 of ammonium sulfate, 0.1% (v/v) of Tween 80, and 1.0 g L-1 of sodium chloride, under 30 °C and pH 7.0. In

    Get Price
  • Optimization of Electrospinning Conditions for Magnetic ...

    2021-7-15 · prepared on the optimum conditions: 12wt% concentration, 20 kV voltages, 20 cm tips to collector distance and 0.5 mL/h flow rate. At the optimal operating conditions for electrospinning, the role of MNPs content on the nanofibers diameter and specific surface area were explored. It was shown for the first time that, when the Fe 3 O 4

    Get Price
  • The Researches on Preparation of Polysilicate

    Introducing the main compositions and properties of fly ash, and review extraction methods of Si,Al and Fe from fly ash, compare the molecular structure and water treatment results among polysilicate flocculants, PFS and PAM, describe preparation methods, conditions and water treatment results of the polysilicate flocculants with the extracts.

    Get Price
  • THE EFFECT OF TEMPERATURE IN TETRADESMUS

    A study from Lemos et al. (2018) with Acutodesmus obliquus cultures (also known as Tetradesmus obliquus) shows a 96.8% efficiency of biomass recovery in ferric chloride flocculation process against 91.7% with centrifugation. This same work also reveals that a use of ferric chloride as a flocculant agent does not reduce lipid content, as with

    Get Price
  • Frontiers | Substrate-Flexible Two-Stage Fed-Batch ...

    2021-3-22 · For an initial evaluation of the optimal conditions for ensuring nitrogen availability throughout the complete biomass accumulation stage, three different strategies were evaluated; providing nitrogen only through the pH-controlled feeding with 25% (v v –1) ammonia, adding also 1% (w v –1) ammonium chloride to the fructose feeding solution ...

    Get Price
  • Study on the Appropriate Production Parameters of a

    2020-2-11 · The change regulations of the smelting parameters in a gas-injection blast furnace are investigated using theoretical calculations. The results show that when the volume of gas injected, the oxygen enrichment rate and the theoretical combustion temperature of tuyere are 600 m 3 /tHM, 10% and 1950~2200 ∘ C, respectively, the conditions meet the smelting requirements of a blast furnace. With ...

    Get Price
  • Enhanced treatment of dispersed dye-production

    2017-7-28 · Liu, Y., Zhu, L. Enhanced treatment of dispersed dye-production wastewater by self-assembled organobentonite in a one-step process with poly-aluminium chloride. Sci …

    Get Price
  • Optimizing cofactor availability for the production of ...

    2015-1-13 · Insufficient incorporation of heme is considered a central impeding cause in the recombinant production of active heme proteins. Currently, two approaches are commonly taken to overcome this bottleneck; metabolic engineering of the heme biosynthesis pathway in the host organism to enhance intracellular heme production, and supplementation of the growth medium with the desired cofactor or ...

    Get Price