Changzhou Chuanlin Chemical Co., Ltd.--Potassium pyrophosphate|7320-34-5

Potassium pyrophosphate

CAS No.

7320-34-5

Chemical formula

K₄P₂O₇

Molecular weight

330.33

Execution standards

HG/T 3591-2009（Electroplating grade）
GB 25562-2010（Food grade）

Packaging

25kg

Packaging photos

Physical properties

Chemical indicators

Indicator Name	Electroplating grade		Food grade
Indicator Name	Premium products	First Grade	Food grade
K₄P₂O₇，ω/% ≥	98.0		95.0
Drying reduction，ω/% ≤	1.0	一
Fe，ω/%≤	0.0050	0.010
Water insoluble substances，ω/%≤	0.1		0.1
pH (1 g/100 mL water)	10.5±0.5		10.5±0.5
Pb，ω/%≤	0.0005	0.003	0.0002
Hull Cell Test （D_k>10A/dm² Lower electroplating）	Qualified
As，ω/%≤	0.0003	---	0.0003
Complexation index ≥	3.0	---
Pb /（mg/kg） ≤			0.001
F /（mg/kg） ≤			0.001
Burn reduction，ω/%			0.5

MSDS

Application

Cyanide free electroplating, high-end detergents, paint coatings, cleaning agents, dispersants, buffering agents, etc

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