Pickling additive passivation liquid for water based cleaning agent

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Suitable for cleaning of all kinds of water based cleaning agent .


Brief Introduction




Preparation of tank liquid

And JH-8521 type additives have the degreasing effect, with acid with "oil and rust removing solution used in one".The company for hydrochloric acid cleaning are heavy fog,The corrosion of the workpiece, easy to produce hydrogen embrittlement, lack of water immediately rust etc. Learn from domestic and foreign advanced technology formula,the use of acid additives to make up the deficiency of acid cleaning. There is a major breakthrough in technology, is the modern ideal additives for hydrochloric acid cleaning. 

Add 30-50kg JH-8521 in every 1000 tank liquid.


Main index




Test method

Preparation of tank liquid

Appearance        colorless liquid

PH value(5%)    6-8

Proportion         1.03-1.07



Take a certain amount of sample, Determine the density of a specific gravity meterd undle 25.


PH value

Determination of the pH value by pH meter


The effect of oil and rust removing will be droped after the working liquid hadbe used for a period of time. So we should add moderate JH-8521 to keeping the effect of working liquid.



Wear protective glasses, rubber gloves and wear protective clothing during processing.

Avoid direct contact with eyes,skin,clothing and equipment.

Get medical attention if accident happen.

guarantee period


wastewater treatment

One year


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Mr. Lin
Tel: 86-519-85922787
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Changzhou Junhe Technology Stock Co.,Ltd
20FL., Zhongchuang Budg., Times Commerce Plaza, Changzhou, Jiangsu, China (Mainland)
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