Qidong A&P Pharmaceutical Co., Ltd.--Potassium Bisulfite|7773-03-7

启东亚太药业有限公司

Qidong A&P Pharmaceutical Co., Ltd.

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A&P Pharmaceutical

Potassium Bisulfite

CAS NO.：7773-03-7
Molecular formula: KHSO₃
Molecular weight: 120.17
Physics and Chemistry nature:Clear colorless or light yellow liquid,without insoluble impurities
Use: As reducing agent in chemical industry
Packing:Plastic drum/IBC drum/ISO TANK
Specification Standard: Q/320681GAI06-2022

Structural formula:

Product Specifications:

Item	Index
Main content (SO2) w/%	16.0-19.0
Potassium bisulfite（KHSO₃） W/W%	29.0-33.0
pH	3.0-4.0
Potassium Thiosulfate（K₂S₂O₃），（ppm）≤	0.05
Fe（mg/kg）≤	3
Heavy metals （Pb），(mg/kg)	10
Se（mg/kg）≤	1.5
As（mg/kg）≤	3
Pb（mg/kg）≤	2

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