Welcome to the company ! we have many years of professional experience !
rsdgj@pyzyrsd.com +86 513525609655

Removal of calcium ion from acid wastewater

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

Certificate of Honor

Get in touch with us

We will confidentially process your data and will not pass it on to a third party.

Removal of calcium ion from acid wastewater
Physicochemical and environmental properties of arsenic ...
Physicochemical and environmental properties of arsenic ...

1/7/2020, · The ASSs were precipitated and filtered sludge generated during the treatment of, acidic wastewater, with, sodium sulfide., The collected ASSs were stored and protected from light and oxygen by HDPE film at the companies’ hazardous waste yard for several years. The process flow scheme of arsenic production is shown in Fig. 1.

LabChip GXII Touch Protein Characterization System
LabChip GXII Touch Protein Characterization System

Read PerkinElmer’s Applied Genomics Blog to learn how to improve the efficiency of your work in the applied genomics field. Inside you will find tip and tricks to help you with your research, reviews of scientific trends affecting you, and interviews answering your questions about NGS, preimplantation testing, lab automation, nucleic ,acid, isolation, agricultural genomics, and many more ...

Nucleic Acid Extraction - Promega
Nucleic Acid Extraction - Promega

The target nucleic ,acid, should be purified free of contaminants, including proteins, other cellular components and undesired nucleic acids. Most DNA extraction methods purify DNA away from other cellular materials by binding the DNA to a solid support such as silica or cellulose, purifying the extracted DNA away from contaminants by washing, and then eluting the purified DNA into water or buffer.

Minerals | Free Full-Text | Strengthening Sulfidation ...
Minerals | Free Full-Text | Strengthening Sulfidation ...

Zinc, oxide ores are first sulfurized with a sulfidizing agent, and then flotation is achieved by using cationic collectors (such as amines) or anion collectors (such as xanthate). The sulfidation process plays a dominant role in the sulfidation–flotation method, and the effect of sulfidation mainly depends on the mineral crystal structure, surface active components, etc [ 8 , 9 ].

5 Water Softener Alternatives: The Good and The Bad ...
5 Water Softener Alternatives: The Good and The Bad ...

Until researchers confirm the efficacy of citric ,acid, systems, it's probably best to stay away. While you won't spend a whole lot of money on an electromagnetic or citric ,acid, water softener, you'll probably be throwing it away. It just isn’t worth it. 3 Water Softener Alternatives That …

Glossary of Chemical Terms | Hach
Glossary of Chemical Terms | Hach

in ,wastewater, treatment, a shallow pond where sunlight, bacterial action, and oxygen interact to restore ,wastewater, to a reasonable state of purity. lime any of a family of chemicals consisting essentially of calcium hydroxide made from limestone (calcite) which is composed mostly of calcium carbonate or a mixture of calcium carbonate and magnesium carbonate.

What Is Stainless Steel and How Is It Made? - Unified Alloys
What Is Stainless Steel and How Is It Made? - Unified Alloys

D ue to its excellent corrosion resistance, high strength and attractive appearance, stainless steel sees a wide range of uses across both industrial and consumer markets.. But how does stainless steel go from a pile of scrap or refined ores to its final shape and application? Most stainless steel starts life in a similar manner before heading off to processing.

Wastewater treatment | CEST2019
Wastewater treatment | CEST2019

The aim of this paper is to assess the environmental risks associated with the ,wastewater, reuse with respect to six metals; cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni), lead (Pb) and ,zinc, (Zn) in the city of Dubai. Treated Sewage Effluent (TSE) is used for landscape irrigation.

Uptake of Heavy Metals in Batch Systems by Sulfurized ...
Uptake of Heavy Metals in Batch Systems by Sulfurized ...

Metal ions, which are bounded to the SSAC, could be stripped by acidic solutions (0.2 M HCl) so that SSAC can be recycled. Surface modification of activated carbon using, steam pyrolysis, in the presence of SO 2 and H 2 S greatly enhanced metal removal and resulted in a product with possible commercial potential for wastewater treatment.

Florida residents are evacuated after reservoir ...
Florida residents are evacuated after reservoir ...

3/4/2021, · Aerial video from WOGX shows the water flowing out of the retention pond as it is pumped out in Florida Those incidents include 'evacuations from sulfuric ,acid, leaks, deaths of multiple employees, the release of more than 1 billion gallons of contaminated ,wastewater,, and ongoing, regular gypsum stack and reservoir leaks.'

Glossary of Chemical Terms | Hach
Glossary of Chemical Terms | Hach

in ,wastewater, treatment, a shallow pond where sunlight, bacterial action, and oxygen interact to restore ,wastewater, to a reasonable state of purity. lime any of a family of chemicals consisting essentially of calcium hydroxide made from limestone (calcite) which is composed mostly of calcium carbonate or a mixture of calcium carbonate and magnesium carbonate.

groundwater contamination
groundwater contamination

Onsite ,wastewater, disposal ... However, if there is no layer or it is cracked, contaminants from the landfill (car battery ,acid,, paint, household cleaners, etc ... performance, display or editing of these materials by any means mechanical or electronic without our ,express, written permission is strictly prohibited. Users wishing to obtain ...

Uptake of Heavy Metals in Batch Systems by Sulfurized ...
Uptake of Heavy Metals in Batch Systems by Sulfurized ...

Metal ions, which are bounded to the SSAC, could be stripped by acidic solutions (0.2 M HCl) so that SSAC can be recycled. Surface modification of activated carbon using steam pyrolysis in the presence of SO 2 and H 2 S greatly enhanced metal removal and resulted in a product with possible commercial potential for wastewater treatment.

Perfluorohexanesulfonic acid | C6HF13O3S - PubChem
Perfluorohexanesulfonic acid | C6HF13O3S - PubChem

Perfluorohexanesulfonic acid, concentrations of 0.045-0.15 ng/L were detected in drinking water samples collected from Oslo, Norway between October 2008 and January 2009(3). ,Perfluorohexanesulfonic acid, was detected at 21 of 34 drinking water sampling sites in Australia between August and November 2010 at levels ranging from <0.92 to 9.98 ng/L(4).

Integrating micro-algae into wastewater treatment: A ...
Integrating micro-algae into wastewater treatment: A ...

15/1/2021, · In regard to inorganic N, micro-algae ,express, a clear preference for NH 4 + if available because its assimilation and incorporation is energetically more efficient (Perez-Garcia et al., 2011b). Ruiz-Marin et al. (2010) demonstrated preference for NH 3 as an N source from ,wastewater, to any other N source by species of S. obliquus and C. vulgaris.

Application of Biosorption for Removal of Heavy Metals ...
Application of Biosorption for Removal of Heavy Metals ...

4/12/2017, · Fresh water accounts for 3% of water resources on the Earth. Human and industrial activities produce and discharge wastes containing heavy metals into the water resources making them unavailable and threatening human health and the ecosystem. Conventional methods for the removal of metal ions such as chemical precipitation and membrane filtration are extremely expensive when …

An investigation into the precipitation of copper sulfide ...
An investigation into the precipitation of copper sulfide ...

1/3/2020, · The results of disproportionation tests indicated that reaction parameters, such as temperature, powder contact angle, SO 2 pressure and molar ratio of Cu-to-Sulfur, significantly affected the reaction efficiency, especially the temperature and powder contact angle are the mixed control factor for the metal ,sulfurization,. When the synthetic ,acidic, copper solution (Cu 2+ 10.0 g/L, free sulfuric …

Nucleic Acid Extraction - Promega
Nucleic Acid Extraction - Promega

The target nucleic ,acid, should be purified free of contaminants, including proteins, other cellular components and undesired nucleic acids. Most DNA extraction methods purify DNA away from other cellular materials by binding the DNA to a solid support such as silica or cellulose, purifying the extracted DNA away from contaminants by washing, and then eluting the purified DNA into water or buffer.

groundwater contamination
groundwater contamination

Onsite ,wastewater, disposal ... However, if there is no layer or it is cracked, contaminants from the landfill (car battery ,acid,, paint, household cleaners, etc ... performance, display or editing of these materials by any means mechanical or electronic without our ,express, written permission is strictly prohibited. Users wishing to obtain ...

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City