Stannous sulfate 1707-Guangdong Haohua Chemical Technology Co., Ltd

Basic chemical raw materials

Stannous sulfate 1707

2022-03-02 341

one、 Overview:

Stannous sulfateWhite or light yellow crystalline powder，CAS NO 7four88-55-three, molecular formula SNSO_four. molecular weighttwoonefour.75. Melting point three60 ℃, densityfour.one5 g/cm^three。 Stannous sulfateyesThe main raw materials for industrial tin plating and aluminum alloy surface treatment，Contact air is easy to be oxidized and needs to be sealed for storage。

Stannous sulfatedissolvesolutionYu ShuiTimemeeting发生水solution产生沉淀物，使用Timeusuallydissolvesolution在Dilute sulfuric acidin。

Stannous sulfate不属于化学危险品。

two、 Quality standard：productMeet national standardsGB/T twothree8three0-two009

term order	National standard indicators
Outsideview	White crystal or powder
SnSO_fourContent, % ≥	ninety-nine
Chloride (in)CL meter), % ≤	0.005
酸不dissolve物， % ≤	0.005
Sulfate and alkaline earth metals,% ≤	zero point one
Lead（Pb）， % ≤	zero point zero two
Antimony（Sb）， % ≤	zero point zero one
arsenic (As)， % ≤	zero point zero zero one
iron （Fe）， % ≤	zero point zero zero five

3、 Packaging and storage:

one、one00克玻璃瓶装分析纯试剂Stannous sulfate，每箱two0瓶；

two、two5kgCarton or plastic bucketIndustrial grade packaging (vacuum packaging inside)5kg复合袋5包）。

This product should be stored in a dry and cool place, avoid rain and high temperature.

本品密封保存Time有效期onetwoMonths. It should be used up at one time after opening to avoid being affected by oxidation.

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