如東華云化工有限公司

Rudong Huayun Chemical Co., Ltd.

Main phosphorous acid and phosphite series

The main product is phosphorous acid, with an annual output of 10,000 tons

PRODUCTS

Huayun Chemical

Dipotassium hydrogen phosphate

Molecular formula: K₂HPO₃

Quality Index:

product name		Dipotassium hydrogen phosphate
Appearance		Colorless transparent liquid
Main content（%）≥		50±0.5
Proportion（g/ml）		1.5±0.2
Phosphorus content	P₂O₃ content（%）≥	17.0
	Converted into P₂O₅（%）≥	22.0
	Volume concentration（P₂O₅）g/L≥	350
Potassium content	K₂O content（%）≥	29
	Volume concentration（K₂O）g/L≥	450
Heavy metal content（%）≤		0.001
chloride（%）≤		0.1
Water insoluble matter（%）≤		0.1
iron（mg/Kg）≤		50
PH		7-9