Product List

Phosphonates Antiscalants, Corrosion Inhibitors and Chelating Agents
Salts of Phosphonates
Polycarboxylic Antiscalant and Dispersant
Biocide and Algicide
Reverse Osmosis Chemicals
Built Scale & Corrosion Inhibitors and Pretreatment Filming Agents
Corrosion Inhibitors & Oxygen Scavenger
Surfactant & Others

KR-628 Scale and Corrosion Inhibitor

Product Features

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

Technical Specification

Parameter Standard
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

Applications & Usage

Add KR-628 Scale and Corrosion Inhibito 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 & Storage

25L Drum 200L Drum 1000L IBC ISO Tank
200L Drum packaging
Storage for 10 months in shady room and dry place.

Hazard & Safety Precaution

Hazard Information Satety Precaution

Not regulated

Wear protective gloves Wear protective goggles Wear protective clothing

Week acid, avoid contact with eye and skin, once contacted, flush with plenty of clean water.