Chemical Immersion Gold Additive

The MID Au-89 process deposits a thin chemical gold layer on the nickel-phosphorus bath plating layer. This product is designed to use as the final coating of MID. Potassium gold cyanide is added separately to the bath to provide the metal content of the bath.

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Product Description

Product name: Electroless gold plating additive Packing specification: 25L/barrel
Product appearance: colorless to light yellow liquid Odor: mild
Specific gravity: 1.08-1.12 Solubility in water: All dissolved
Storage: ventilated and dry place Shelf life: 2 years

Instructions for use

Pure water

500 ml/L

Au-89 Electroless gold plating additive


Gold potassium cyanide 68%




Gold content


Additive content



6-10 minutes

PH value




Plating tank material

reinforced PP,316 stainless steel lined with Teflon

Ventilation system



Teflon heating tube can be used


continuous filtration, with 10 micron PP filter element

Product features



High stability, long

service life of working

fluid, Reduce the cost

of make up





The coating is

meticulous and

uniform, smooth and

bright, with good



It has good conductivity,

wear resistance,

weldability and corrosion

resistance, and can meet

the strict requirements of semiconductors, printed

circuit boards, integrated

circuit frames, relays and

other products




The thin gold plating
layer can get the ideal
pure gold color, which
can effectively save


High concentration of

chemical plating

additives, durable and



Source manufacturer, concentrated type,low consumption.





Single additive, easy to

operate and manage


Make-up and supplementing the use of a single additive, easy to use and easy to manage.

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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