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Pretreatment Filming Agent TL-411

Prduct Name:Pretreatment Filming Agent TL-411

Product unit:Qingdao Tianlan environmental Limited

Update time:2015-01-22


Pretreatment Filming Agent   TL-411



 TL-411 is composed of chelating agent, dispersant, pretreatment filming and surfactant. The chelating agent can chemically adsorb ferric and calcium, forming a hard film on metal surface. It has the advantages of quick filming, film homogeneization, chemical stable and low corrosion ratio. It can be used as pretreatment filming agent for equipment and pipeline of new system or after heavy repair.  TL-411 is not affected by copper and ferric ions in water system.





Amber transparent liquid

Solid content, %

40.0 min

Density (20℃) , g/cm3


pH, (1% water solution)



The dosage of 200-500mg/L is preferred. Pretreatment filming time for cold state is 48-72 hours, and for heat state is 24-48 hours.

Package and Storage:

200L drum, IBC, or confirmed by clients. Storage for one year in shady room and dry places.

Safety Protection:

Acidity, avoid contact with eye and skin, once contacted, flush with water immediately.

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