TH-628 is composed of organophosphine acid,polycarboxylic acid, sulfosalt copolymers and thiazole. It canchelate and disperse calcium carbonate and calcium phosphatescales. TH-628 has good scale inhibition effect on steel & ironand copper.TH-628 can be operated under high concentrationindex in power plant, chemical plant and central air conditioner.
| items | index |
| Appearance | Amberliquid |
| Solid content,% | 30.0min |
| Total phosphoric acid,(asPO43-)% | 15.0min |
| Thiazole (as C6H4NHN:N) | 2.0 min |
| pH,(1%water solution) | 2.5±1.0 |
| Density(20℃) , g/cm3 | 1.10min |
Add TH-628 into plastic pool (or box) everyday, dilute with water and continuously add into inlet ofdosage pump or metering valve (outlet of collecting tank).The dosage of 5-20ppm is preferred.
25kg or 200kg in plastic barrel, or confirmedby clients. Storage for ten months in room shady and dryplace.
TH-628 Scale and Corrosion Inhibitor
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