产品说明
一般描述
Potassium disulfite (Potassium metabisulfite, PMB) is an inorganic salt with antimicrobial properties. It is a sulfiting agent that prevents browning of foods.
应用
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
基本信息
| 线性分子式 | K2S2O5 |
| 分子量 | 222.32 |
| EC 号 | 240-795-3 |
| MDL编号 | MFCD00167605 |
| PubChem化学物质编号 | 329758155 |
| NACRES | NA.24 |
产品性质
| 等级 | analytical standard |
| 质量水平 | 100 |
| 测定 | ≥98% (RT) |
| 保质期 | limited shelf life, expiry date on the label |
| technique(s) | HPLC: suitable gas chromatography (GC): suitable |
| 溶解性 | H2O: 200 mg/mL, clear to very slightly hazy, colorless |
| application(s) | cleaning products cosmetics food and beverages personal care |
| 格式 | neat |
| SMILES string | [K+].[K+].[O-]S(=O)S([O-])(=O)=O |
| InChI | 1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2 |
| InChI key | RWPGFSMJFRPDDP-UHFFFAOYSA-L |
安全信息
| 象形图 |   |
| 警示用语： | Danger |
| 危险声明 | H318 - H335 |
| 预防措施声明 | P261 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338 - P403 + P233 |
| 危险分类 | Eye Dam. 1 - STOT SE 3 |
| 靶器官 | Respiratory system |
| 补充剂危害 | EUH031 |
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
SUPELCO
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