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Sodium pyrosulfite

Molecular formula: Na2S2O5

Molecular weight: 190.10

Properties: white or light yellow powder. Freely soluble in water. The aqueous solution is acidic. 

Purity ≥ 95.0%
Clarity test Pass
Water insoluble substances % ≤ 0.005
Chloride(Cl) % ≤ 0.005
Fe % ≤ 0.0005
As % ≤ 0.0001
Heavy metal(count by Cu) % ≤ 0.0005

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Address: 1315, No. 29, Lane 26, Hexuan Road, Wanda, Jiangqiao, Shanghai

Factory Name: Shanghai Jinyuan Fine Chemical Factory

Factory Address: Xiaokunshan Town, Songjiang, China       Zip Code: 201106

Sales Tel: +86-21-51098368    Fax: +86-21-52215553

Email (Chemical reagent): chemol@hi2000.com

Email (Metal surface treatment): yangping2046@yahoo.com.cn

URL (Chemical reagent): www.kxvp.cn

URL (Metal surface treatment): www.shchem.org

 

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