磷酸二氢钠 7558-80-7
产品信息 |
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| 中文名 | 磷酸二氢钠 |
| 中文同义 | 无水磷酸二氢钠(标准品);磷酸二氢钠,无水(磷酸一钠、无水磷酸二氢钠);无水磷酸二氢钠(25KG起定);磷酸二氢钠, TECHNICAL GRADE;磷酸一钠无水;磷酸二氢钠, 生化级, 用于分子生物学;无水磷酸二氢钠, AR,99.0%;无水磷酸二氢钠, FOR HPLC,≥99.0%(T) |
| 英文名 | Sodium phosphate monobasic |
| 英文同义 | SODIUM DIHYDROGEN PHOSPHATE-16O4;MONOBASICSODIUMPHOSPHATE,ANHYDROUS,USP;MONOSODIUMPHOSPHATE(BULK;SODIUMPHOSPHATEMONOBASIC,ANHYDROUS,FCC(BULK;SODIUMMONOBASICPHOSPHATE;SODIUMSALTSOFORTHOPHOSPHORICACID;NATRIUMDIHYDROGENPHOSPHATE;SODIUMDIHYDROPHOSPHATE |
| CAS | 7558-80-7 |
| 分子式 | H3O4P.Na |
| 分子量 | 119.977 |
| EINECS | 231-449-2 |
| 相关类别 | Cm磷化合物及磷酸盐;无机化工产品;无机化工;无机盐;食品和饲料添加剂;饲料添加剂;生物化学;专业试剂;无机化合物和盐;钠;生化试剂;磷化合物;Chemical Synthesis;Inorganic Salts;催化和无机化学;生物缓冲液;磷酸钠盐;对照品;其他生化试剂;医药原料;有机化工原料类;无机化工原料;化工产品-有机化工;磷酸盐;保湿剂;保湿剂;化学试剂;有机化工原料;化工;医用原料;原料;中间体类;化工材料;Inorganics;AlphabeticalBiological Buffers;Biological Buffers;BioUltra Buffers;Buffer SolutionsProtein Structural Analysis;Optimization Reagents;X-Ray Crystallography;Materials Science;Metal and Ceramic Science;Salts;Sodium;Sodium Salts;Synthetic Reagents;Ultra-High Purity Materials;Food Additives,Medical additives |
| 结构式 |  |
性质 |
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| 熔点 | <0°C |
| 沸点 | 100°C |
| 密度 | 1.40 g/mL at 20 °C |
| 储存条件 | Store at RT. |
| 溶解度 | H2O: 5 M, clear, colorless |
| 形态 | powder |
| 颜色 | White |
| PH值 | 4.0 – 4.5 (25℃, 50g/L in water) |
| 酸度系数(pKa) | (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃) |
| 水溶解性 | Soluble in water. Insoluble in alcohol,ether and chloroform. |
| 最大波长(λmax) | λ: 260 nm Amax: ≤0.025 λ: 280 nm Amax: ≤0.02 |
| 敏感性 | Hygroscopic |
| Merck | 14,8660 |
| BRN | 3903772 |
| 稳定性 | Stable. Incompatible with heavy metals, strong acids. |
| InChIKey | AJPJDKMHJJGVTQ-UHFFFAOYSA-M |
| EPA化学物质信息 | Monosodium phosphate (7558-80-7) |
