Welcome to Linyi Kemele Co., Ltd
Welcome to Linyi Kemele Co., Ltd
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Synonyms: fertisilo; Sodium Metabi; SODIUM DISULFITE; Sodium disulphite; Sodium pyrosulfite; Sodiummetabisufite; Sodium pyrosulphite;
CAS NO.： 7681-57-4
EINECS： 231-673-0
Molecular Formula : 2Na.O5S2
Molar Mass： 190.11
Boling Point： 150℃
Properties： White or yellowish crystalline powder. The relative density is 1.4 The solubility is soluble in water, and the aqueous solution is acidic. Soluble in glycerol, ethanol-soluble.
Specification：
|
Technical Specification |
Standard |
|
Na2S2O5 content : |
96.0%min |
|
Heavy metals (as Pb) : |
0.001%max |
|
Iron (Fe) : |
0.005%max |
|
Water insoluble : |
0.05%max |
|
Sodium Chloride (NaCl): |
0.05% max |
|
Arsenic (As) : |
0.0002%max |
|
PH Value : |
4.2-4.8 |
Applications and Usages: Used as bleaching agent, mordant, reducing agent, rubber coagulant, also used in organic synthesis, pharmaceutical and perfume.
Packaging: Plastic woven bag with PE inner 25kg/ 50kg/ 500kg/1000kg net bag.
PIC：Yan Zhuo
Email：km11@kmchem.com
WhatsApp/Mobile：+86 15505390359