sodium metabisulfite
Inquiry
| Post Date: | Jul 16,2015 |
| Expiry Date: | Jul 15,2016 |
| Detailed Description: |
Cas No. :7681-57-4
Certificate of A nalysis of Industrical Grade
Industrical grade Standard Results Content ( as Na 2 S2O 5 ) %≥ 96.5 97. 2 Phase White or light yellow crystalline powder White or light yellow crystalline powder Appearance of solution - Colorless and transparent Nacl %≤ - 0.02 Iron ( as Fe ) ％≤ 0.005 0.0009 Arsenic ( as As ) %≤ 0.0001 0.0001 Heavy metal（as Pb）% ≤ 0.0005 0.0005 PH Value 4.0-4.6 4.48 Water Insoluble %≤ 0.05 0.03 |
| CAS Registry Number: | 7681-57-4 |
| Synonyms: | ;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade); |
| Molecular Formula: | Na2S2O5 |
| Molecular Weight: | 190.1065 |
| Molecular Structure: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; R31:; R41:; |
| Safety Description: | S26:; S39:; S46:; |
| Company: | Weifang Zhongheng Chemical Co.,Ltd. [ China ] |
| Contact: | David Li |
| Tel: | +86-0536-5306988 |
| Fax: | +86-0536-5306988 |
| Email: | 2497761418@qq.com |
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