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TR-668 White Blue Trivalent Chromium Passivator

TR-668 White Blue Trivalent Chromium Passivator

  • High Light



    70ml/L Trivalent Chromium Passivator


    Trivalent Chromium Passivation Solution

  • Type
    White-blue Passivator
  • Use
    Zinc Plating
  • Model
    Trivalent Chromium Passivator
  • Item
    Chemical Auxiliary Agent
  • Place of Origin
  • Brand Name
  • Model Number
  • Minimum Order Quantity
  • Packaging Details
    Plastic barrel
  • Payment Terms
    T/T, L/C

TR-668 White Blue Trivalent Chromium Passivator

TR-668 White-blue trivalent chromium passivator



1. Properties

1. Environmental trivalent chromium passivation solution, in line with RHOS directive, clean production processes.


2. The zinc plating workpiece layer appears translucent after white-blue passivation.


3. Economy passivation solution, impurities high tolerance, long life cycle and low cost.


2. Technological process

Zinc plating → Washing with water → Brighten with dilute nitric acid → Washing with cool water → Washing with hot deionized water → drying


3. Operating Condition

Operating condition Operating range
TR-668 40-70 ml/L(depends on passivation time)
Immerse time 10-40s (The higher the content, The less the passivation time)
Temp. 20-30℃
pH 1.8-2.5