久久无码人妻一区二区三区午夜_久久久久精品久久久久影院蜜桃_亚洲综合欧美色五月俺也去_交换娇妻呻吟声不停中文字幕

PBTCA is one of the most effective and widely used agents as scale and corrosion inhibitor. It is the excellent stabilizer for zinc salt as well. It is widely used in circulating cool water system and oilfield refill water system as scale and corrosion inhibitor, suitable to composite with zinc salt and copolymer. It can be used under conditions of high temperature, high hardness, high alkali and high concentration index. In lavation fields, it is used as chelating agent and metal detergent.
 PBTCA is usually used together with zinc salt, copolymer, organophosphine, imidazole and other water rreatment chemicals. When used alone, the dosage of 5-15mg/L is preferred.

Acidity. Avoid contact with eye and skin. In case of contact, flush with water immediately.

25kg/250kg net in plastic drum. Storage for twelve months in shady room.