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【Name】Sodium sulfite

【Product appearance】View larger

【product details】

English name: Sodium Metabisulfite，Sodium Pyrosulfite
Molecular formula: Na2S2O5
Commodity code: 28321000
Appearance: white powder
Uses: widely applied in leather, mineral seperation, textile, food, rubber and dyes industry
Packing: 25kg plastic woven bag/1000kg/1250kg
Industrial sodium pyrosulfite (HG/T 2826—1997)

Specification	Index
Sodium pyrosulfite%≥	96
Water insolubles content % ≤	0.05
Arsenic% ≤	0.0001
Ferrum content % ≤	0.005

food grade Sodium pyrosulfite(GB 1893—86)

Specification	Index
Sodium pyrosulfite(in SO₂)%≥	65
Ferrum % ≤	0.005
Water insolubles% ≤	0.05
PH	4.0-4.6
Heavy metal(in Pb)% ≤	0.002
Arsenic% ≤	0.0002

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86-22-66286535 Add:Room 406-407, Chuangzhi Building, No. 482, Dongman Middle Road, Zhongxin Ecological Town, Tianjin, China Manager of export department: Fu Rong
E-mail:phoebexi@rstchem.com