TH-628 Scale and Corrosion Inhibitor

Properties:

TH-628 is composed of organophosphine acid, polycarboxylic acid, sulfosalt copolymers and thiazole. It can chelate and disperse calcium carbonate and calcium phosphate scales. TH-628 has good scale inhibition effect on steel & iron and copper. TH-628 can be operated under high concentration index in power plant, chemical plant and central air conditioner.

Specification:

items	index
Appearance	Amber liquid
Solid content,%	30.0 min
Total phosphoric acid,(as PO43-)%	15.0 min
Thiazole (as C6H5N3)	2.0 min
pH,(1%water solution)	2.5±1.0
Density(20℃) , g/cm3	1.10 min

Usage:

Add TH-628 into plastic pool (or box) every day, dilute with water and continuously add into inlet of dosage pump or metering valve (outlet of collecting tank). The dosage of 5-20ppm is preferred. 

Package and Storage:

200L plastic drum,IBC(1000L),customers’ requirement. Storage for ten months in shady room and dry place.