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The pH value of biological treatment of acid wastewater increases

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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The pH value of biological treatment of acid wastewater increases
Glutaraldehyde: behavior in aqueous solution reaction ...
Glutaraldehyde: behavior in aqueous solution reaction ...

Glutaraldehyde, a linear, 5-carbon dialdehyde, is a clear, colorless to pale straw-colored, pungent oily liquid that is soluble in all proportions in ,water, and alcohol, as well as in organic solvents. It is mainly available as ,acidic, aqueous solutions (pH 3.0–4.0), ranging in …

Drinking Water Quality Standards (WHO Guidelines)
Drinking Water Quality Standards (WHO Guidelines)

Drinking ,water, which is also called as potable ,water,, is ,water, that is safe to drink or use for food ,preparation,. Range of Drinking ,Water, Quality Standards : Although drinking ,water, standards India is often referred to as simple lists of parametric values, the standards documentation also specifies sampling location, sampling methods, sampling frequency, analytical methods, and laboratory ...

Cleaning of Processing Equipments | Coconut Handbook
Cleaning of Processing Equipments | Coconut Handbook

4. FIRST PURGING ,Water, is used to purge out the ,alkaline, detergent and the dissolved soil. 5. ACID STAGE ,Acidic, detergent is circulated through the plant, to dissolve mineral deposits caused by hard ,water,, scaling. The frequency of when an ,acidic, step is applied depends on whether the surfaces are hot or cold, the type of food and the ,water, ...

Waste Water Management Systems | IntechOpen
Waste Water Management Systems | IntechOpen

21/3/2012, · ,Wastewater, of this type is derived largely from the chemical and materials industries. The direct oxidation of organic compounds by hydrogen peroxide under ,acidic, conditions is a well-known but relatively seldom-employed process. The oxidation potential of H 2 O 2 can be increased above that of ozone through catalysis, usually with Fe 2+.

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