四水磷酸氢铵钠
Sodium ammonium hydrogen phosphate tetrahydrate
产品价格
| 产品编号 | 品牌 | 纯度规格 | 包装单位 | 单价(元) | 现货 |
| 3059541 | Alfa Aesar | Reagent Grade | 100g | 597 | 请咨询 |
| 3059541 | Alfa Aesar | Reagent Grade | 500g | 1690 | 请咨询 |
| 3059541 | Alfa Aesar | Reagent Grade | 2.5kg | 6030 | 请咨询 |
| 3341700 | Sigma-Aldrich | Reagent Grade | 500 G | 409 | 请咨询 |
| 3341702 | Sigma-Aldrich | Reagent Grade | 100 G | 344 | 请咨询 |
| 3341702 | Sigma-Aldrich | Reagent Grade | 500 G | 792 | 请咨询 |
| 3341702 | Sigma-Aldrich | Reagent Grade | 1 KG | 1260 | 请咨询 |
| 3341703 | Sigma-Aldrich | Reagent Grade | 250 G | 970 | 请咨询 |
| 3341703 | Sigma-Aldrich | Reagent Grade | 1 KG | 1740 | 请咨询 |
| 3471434 | 翁江 | AR | 500g | 114 | 请咨询 |
| 3480217 | Alfa Aesar | Reagent Grade | 250g | 727 | 请咨询 |
| 3480217 | Alfa Aesar | Reagent Grade | 1kg | 1330 | 请咨询 |
| 3480217 | Alfa Aesar | Reagent Grade | 2.5kg | 3500 | 请咨询 |
| 3484703 | AR | 500g | 40 | 1 | |
| 3487512 | Ryon | AR，98% | 500克 | 172 | 请咨询 |
| 3985724 | 98% | 500g | 105 | 请咨询 | |
| 4028714 | Alfa Aesar | Reagent Grade | 500g | 709 | 请咨询 |
| 4060185 | Supelco | Reagent Grade | 1 KG | 4160 | 请咨询 |
结构式
 |
基本信息
| 应用 | Used in the laboratory as an essential ingredient of the microcosmic salt bead test for identification of metallic radicals. Also used as intermediates. Finds application in chemical research. |
| 备注 | Keep in dry, dark and cool condition. |
| MDL | MFCD00066970 |
| 分子式 | NaNH4HPO4?4H2O |
| 分子量 | 209.07 (137.02anhy) |
| 熔点 | 79° dec. |
| 密度 | 1.544 |
| 灵敏度 | Ambient temperatures. |
| 形态 | Crystalline |
| 溶解性 | Soluble in water. Insoluble in alcohol |
| 危险类别 | 36/37/38 Irritating to eyes, respiratory system and skin. |
安全信息
| 安全等级 | 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H315-H319-H335 Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. |
| Precautionary Statements | P261-P280a-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. |