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How to treat the acid waste water in the laboratory

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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How to treat the acid waste water in the laboratory
pH Adjustment and Neutralization the basics
pH Adjustment and Neutralization the basics

An additional 1 ml was added to further raise the ,pH, to ,4,.0, and another 0.1 ml added to raise the ,pH, to 5.0. An increase of 1 ,pH, unit requires 1/10th the amount of caustic required to achieve the previous increase. Descending from 7.0 to 0.0, each unit on the ,pH, scale represents a ten fold increase in acidity.

Wastewater: Industrial Metal Finishing
Wastewater: Industrial Metal Finishing

There are four main reasons to control the ,pH, in ,wastewater,: 1. Protect human health and the environment; fish and other living organisms in rivers and streams. 2. Protect the ,wastewater, infrastructure from corrosion, especially from ,acidic wastewater,. 3. Protect the biological treatment process incorporated at most municipal treatment systems. ,4,.

pH Neutralization Solutions for Industrial Wastewater ...
pH Neutralization Solutions for Industrial Wastewater ...

The ,pH, controller has a preset ,pH, set point for the effluent and uses this measured value to determine whether the effluent is within compliance with that set point. If not, chemical pump(s) are operated to inject ,acidic, or caustic solutions as required to bring the effluent in the holding tank to the correct level.

Wastewater Treatment for the Industrial Metal Finishing ...
Wastewater Treatment for the Industrial Metal Finishing ...

Neutralization of ,wastewater, that is highly ,acidic, (low ,pH,) or highly basic (high ,pH,) is required for discharge to municipal sewer systems or to rivers and streams. The most common allowable ,pH, range for discharge is generally 6 to 9 standard units (S.U.) but can be 5.0 to …

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