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焦亚硫酸钾
Potassium disulfite
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3190140 | 1 G | 938 |
产品别名
16731-55-8
焦亚硫酸钾
Potassium disulfite
Potassium pyrosulfite
Potassium metabisulfite
E224
偏重亚硫酸钾
偏硫代硫酸钾
结构式
基本信息
| Linear Formula【线性分子式】 | K2S2O5 |
| Molecular weight | 222.32 |
| EC number【EC 号】 | 240-795-3 |
| MDL number | MFCD00167605 |
| PubChem Substance ID【PubChem化学物质编号】 | 329758155 |
| NACRES | NA.24 |
| General description【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. |
| Application【应用】 | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
产品性质
| grade【等级】 | analytical standard |
| Quality Level【质量水平】 | 100 |
| Assay【测定】 | ≥98% (RT) |
| shelf life【保质期】 | limited shelf life, expiry date on the label |
| technique(s) | HPLC: suitable gas chromatography (GC): suitable |
| solubility【溶解性】 | H2O: 200 mg/mL, clear to very slightly hazy, colorless |
| application(s) | cleaning products cosmetics food and beverages personal care |
| format【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
| Pictograms【象形图】 | GHS05,GHS07 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H318 - H335 |
| Precautionary Statements | P261 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338 - P403 + P233 |
| Hazard Classifications【危险分类】 | Eye Dam. 1 - STOT SE 3 |
| Target Organs【靶器官】 | Respiratory system |
| Supp Hazards【补充剂危害】 | EUH031 |
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 1 |
