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This product is white crystal with low solubility(﹤1.5%) in cold water.

It mainly applies into production of alkali zinc plated brightening agent with following chemicals:
1 polyethylenimine imidazole
2 DPE-Ⅲ
0.5-1.5kg/ton in the above brightening chemicals
Usage:
Dissolve QL-1208 in 15-20kg water of 80℃ and mix it with brightening agents after the QL-1208 solution cool off a bit.
Notice: 
This product should not be overused. Usage amount needs to be adjusted if there are some ripple marks on sample. It is recommended to make a test finding appropriate usage amount before mass production.