Columbia Chemical Corporation Datasheets for Passivates

Passivates are chemicals used to reduce surface reactivity to protect a metal against corrosion. Depositing an inert coating or forming a coherent oxide layer can also passivate a surface.
Passivates: Learn more

Product Name Notes
Trivalent Chromate for Zinc Plating -- COLDIP® Satin Zinc 900 COLDIP® Satin Zinc 900 is a unique all "trivalent" chromate conversion coating for electroplated zinc that provides a uniform satin zinc finish, similar in appearance to satin nickel and satin...
Trivalent Chromate for Zinc Plating -- COLDIP® TRI-V 120 COLDIP® TRI-V 120 is a high corrosion resistant "Trivalent Blue-Bright" chromate conversion coating for electroplated zinc, providing over 120 hours of neutral salt spray to white corrosion. It is approved...
Trivalent Chromate for Zinc Plating -- COLDIP® TRI-V 121 COLDIP® TRI-V 121 is a high performance "Trivalent Blue-Bright" chromate conversion coating for electroplated zinc, providing over 175 hours of neutral salt spray to white corrosion. It is approved by...
Zinc Phosphate -- COLPHOS® Zn 35 COLPHOS® Zn 35 is a liquid, immersion zinc phosphate used to produce fine grain crystalline heavyweight coatings (1000 - 5000 mg/ft2) on steel surfaces while generating minimal sludge. It meets...
Trivalent Chromate for Zinc Plating -- SpectraMATE® 25 SpectraMATE® 25 is a high performance, thick-film trivalent conversion coating which passivates and protects electroplated zinc over steel parts. It produces a slightly iridescent, multicolor finish (hues of yellow, green,...
Trivalent Chromate for Zinc Plating -- TRIVECTA® Black 300 TRIVECTA® Black 300 is a black trivalent chromate for zinc plated parts. It produces a thick film (>400nm), uniform gloss-black, scratch-resistant finish, and works well over all types of zinc...