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

The principle of sulfuration of 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.

The principle of sulfuration of acid wastewater
Limestone for pH Adjustment in Industrial Wastewater ...
Limestone for pH Adjustment in Industrial Wastewater ...

The following depicts the neutralization of hydrochloric ,acid, by ,limestone,. CaCO 3 + 2HCl → CaCl 2 + CO 2 + H 2 O Due to the presence of other calcium products in the ,limestone, chips typically used it is quite possible for ,limestone, to exert alakline influenes on the ,wastewater, stream up to an beyond a pH of 11.0, meaning that an upper pH limit of 9.0 cannot be guaranteed and can easily be ...

Chemical Supplier Australia. Industrial Cleaning Products ...
Chemical Supplier Australia. Industrial Cleaning Products ...

Environex possess Sulfuric ,Acid, and Aqueous ammonia dilution plants along with bulk tanks for Caustic Soda , Hydrochloric ,Acid, 28 & 32%, Nitric and Sulfuric ,Acid,. Environex import a large array of commodity chemicals including potable grade products.

ALKALINE DUSTS 7401
ALKALINE DUSTS 7401

ALKALINE, DUSTS: METHOD 7401, Issue 2, dated 15 August 1994 - Page 2 of 4 SAMPLING: REAGENTS: 1. Sodium carbonate, primary standard grade. 2. Hydrochloric ,acid, stock ,solution,, 0.1 N. Standardize with sodium carbonate primary standard. 3. Dilute hydrochloric ,acid,, 0.01 N. Dilute 10.0 mL 0.1 N stock HCl to 100 mL in a volumetric flask with ...

Wastewater Laboratory Basics - Illinois Water Environment ...
Wastewater Laboratory Basics - Illinois Water Environment ...

of a ,solution,. The measurement scale is 0 – 14. •Solutions with a pH of 7 are considered neutral. •Solutions with a pH < 7 are considered acidic. •Solutions with a pH > 7 are considered ,alkaline,.

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City