Color galvanizing agent

Galvanized trivalent chromium color zinc water BZ-208 is a kind of trivalent chromium color zinc process suitable for zinc coating. A smooth,yellowish green rainbow color passivation film is formed on the surface of the coating,and the passivation film has high corrosion resistance. This process is suitable for hanging and rolling plating.

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Product Description

Product name:High corrosion-resistant trivalent chromium color passivator Packing specification: 25kg/barrel
Product appearance: Blue-green liquid Odor: Mild
Specific gravity: 1.18-1.28 Solubility in water: completely dissolved
Storage method: Ventilated and dry place Shelf life: 2 years

Instructions for use

BZ-208 High corrosion resistance trivalent chromium color passivator





30-120 seconds

PH value



Mechnical or air agitation


60-80℃ 10-25 minutes

Product features



Free of hexavalent

chromium,free of lead

and other harmful metals

Green products,pass the SGS product test and certification to meet ROHS,ELV regulations,

Export without any blocks



Bright and beautiful color,

even and brigh


The passivation film is a transparent rainbow color,which can be adjusted to light yellow,purple,

bright green and other colors

Can meet the diverse needs of customers


High productivity


The operating temperature is 20-35℃,

no heating is required,

Energy saving





Excellent corrosion


TBC active ingredients is added to

the products,which has good anti-rust ability.When the zinc layer thickness is

5-8 microns,NSS resistanct ≥ 120 hours,

can meet the functional requirements for high grade hardware products


Long-term storage,

passivation film

Hexavalent chromium

is not easy to return

Easily pass the boil test and SGS test

After storing the passivated product for a long time

It is not easy to produce hexavalent chromium,avoid

Customer return risk





Low consumption and


Source manufacturer,concentrated type,durable and affordable

Scope of application

About us

Qualification strength

R & D strength

Cooperation brand


1. Q: Do you make the products yourself? Are you a trader or a manufacturer?

A: Yes, the products are produced by our company. Our company is a manufacturer focusing on the R&D and manufacturing of environmental protection electroplating additives. Our factory has 5000 square meters with an annual capacity of 15000 tons.


2. Q: Can your company send samples for trial?

A: We can provide samples for trial.


3. Q: What is the quality of your products?

A: Our company all products core raw materials is used by Germany BASF, American Dow Chemical and other international brand products. The production process is strictly in accordance with the ISO9001 quality management system, from the incoming inspection, product inspection, according to the strict inspection standard, ensure that every drop of products qualified. Product quality you can rest assured, like BYD, Huawei, Foxconn such enterprises are also using our products.


4. Q: How long is the shelf life of your products?

A: The shelf life of our products is two years. If you do not use up the products within a short time after you buy them, we suggest you store them in a cool place, not in the sun or in a high temperature environment.


5. Q: Are your products environmentally safe?

A: Our products have passed the SGS test and are recognized as "Green and Environment-friendly Promotion Products". Many auto parts and electronic products which use our products can pass the strict environmental protection test when they are exported to Europe and America. Therefore, we can be trusted in terms of environmental protection and safety.


6. Q: Can your company provide technical services?

A: Yes, our company has a technical service team of more than 10 people. The technical engineers all have more than 20 years' experience in electroplating factory. They can provide customers with comprehensive technical of pre-sales and after sales.


7. Q: Is it possible to visit your company?

A: Yes, of course. You are very welcome! We can meet you at Jieyang airport, If you can come to our city. Also you can visit our factory through live video.


8. Q: Can you customize products according to our needs?

A: Yes, our company has research and development strength, the product formula derived from Europe and the United States laboratory, European and American engineers technical support, work together with domestic universities. Our company has a member of Guangdong province expert enterprise workstation, Shantou university science and technology correspondent workstation, Jieyang city environmental protection engineering research center for electroplating additive.Therefore, it can meet all kinds of customized requirements proposed by customers.

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