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CAS RN: 16731-55-8 | 產品號碼: P2480
Potassium Disulfite
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| 包裝 | 價格 | 同一天 | 2-3个工作日 |
|---|---|---|---|
| 25G |
NT$720
|
12 | 21 |
| 500G |
NT$1,000
|
9 | 10 |
* 以上價格已含運費關稅等但一些需要海運以及乾冰運輸的產品除外,詳情請與
當地經銷商
洽詢。
* TCI會時常優化儲存條件,儲存溫度請以在線目錄為準，敬請留意。
產品規格
| Appearance | White to Almost white powder to crystal |
| Purity | min. 97.0 % |
性質
| 熔點 | 190 °C(dec.) |
| Maximum Wavelength | 267(H2O) nm |
GHS
| 圖形表示 |
|
| 信號詞 | Danger |
| 危險性說明 | H318 : Causes serious eye damage. |
| 防範說明 | P280 : Wear eye protection/ face protection. P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor. |
相關法規
| RTECS # | TT4920000 |
運輸資料
| HS編碼* | 2832.20-000 |
Application
An Antioxidant and an Antimicrobial Additive
Potassium disulfite is used as an antioxidant or an antimicrobial additive in mainly the food industry. (The product is not food-grade and is for research purpose only.)
References
- Chemical composition, enzyme activity and effect of enzyme inactivation on flavor quality of green coconut water
- Influence of chemical additives on the stability of dried tomato powder
- Mutagenicity of five food additives in Ames/Salmonella/microsome test
- Effect of pH on potassium metabisulphite biocidic activity against yeast and human cell cultures
Application
Direct Sulfonation of Aryl Boronic Acids using Potassium Disulfite as a SO2 Source
Reference
- 1)Palladium-Catalyzed Synthesis of (Hetero)Aryl Alkyl Sulfones from (Hetero)Aryl Boronic Acids, Unactivated Alkyl Halides, and Potassium Metabisulfite
考研文獻
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