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Hazardous Material Disposal

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.

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Hazardous Material Disposal
lime dosing calculation for ph correction
lime dosing calculation for ph correction

The pH of solutions can be altered by adding acids and bases. Soil pH management The first step is to determine the soil pH required for your crop. A raw water supply is treated with an alum dosage of 25 mg/L. In other words, the pH won't shoot up to 12. If you put too much ,acid, into a solution, you will have to use a base to raise the pH once again. The calcium hardness first decreased in ...

A Review of Anoxic Wastewater Treatment: An Overlooked ...
A Review of Anoxic Wastewater Treatment: An Overlooked ...

ii. ,Lime, dose is typically 1.4 to 1.6 times the total alkalinity expressed as CaCO 3 12. ii. ,Lime, raises the pH of the ,wastewater, to greater than 11 5. iv. ,Lime, cannot be added directly to biological treatment processes, which requires pH levels below 9 5. v. ,Lime, has been found to produce a much greater volume of sludge compared to metal salts ...

Acid and Metalliferous Drainage–A Global Environmental Issue
Acid and Metalliferous Drainage–A Global Environmental Issue

Acid, and Metalliferous Drainage (AMD) is a critical environmental problem worldwide. It occurs when sulfide minerals, primarily pyrite, oxidise chemically or biologically to produce acidic ,wastewater, containing elevated concentrations of sulfate and toxic elements.

7.8: Acids and Bases in Industry and in Daily Life ...
7.8: Acids and Bases in Industry and in Daily Life ...

Used as an ingredient in laxatives, antacids, and deodorants. Also used in the neutralization of acidic ,wastewater,. calcium hydroxide, Ca(OH) 2 (slaked ,lime,) Used in the manufacture of cement and ,lime, water. Also, added to neutralize acidic soil. aluminum hydroxide: Used in water purification and as an ingredient in antacids. ammonia, NH 3

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Road West, North Branch, Jingkai Road, Puyang City