中文名称: | 磷酸二氢钠 |
中文同义词: | 磷酸二氢钠,无水;磷酸一钠;无水磷酸二氢钠;磷酸二氢钠 无水;磷酸二氢钠;磷酸二氢钠, TECHNICAL GRADE;无水磷酸二氢钠(25KG起定);磷酸二氢钠, 无水, ACS级试剂 |
英文名称: | Sodium phosphate monobasic |
英文同义词: | SODIUM DIHYDROGEN PHOSPHATE-16O4;acidsodiumphosphate;monosodiumdihydrogenorthophosphate;monosodiumhydrogenphosphate;monosodiumphosphate(sodiumdihydrogen;monosodiumphosphate(sodiumdihydrogenphosphate);monosorbxp-4;phosphatemonobasiquedesodium |
CAS号: | 7558-80-7 |
分子式: | H2NaO4P |
分子量: | 119.98 |
EINECS号: | 231-449-2 |
相关类别: | Inorganics;无机化工;无机盐;食品和饲料添加剂;饲料添加剂;AlphabeticalBiological Buffers;Biological Buffers;BioUltra Buffers;Buffer SolutionsProtein Structural Analysis;Optimization Reagents;X-Ray Crystallography;Cm磷化合物及磷酸盐;无机化工产品;磷化合物;Chemical Synthesis;Inorganic Salts;Materials Science;Metal and Ceramic Science;Salts;Sodium;Sodium Salts;Synthetic Reagents;Ultra-High Purity Materials;催化和无机化学;生物缓冲液;生物化学;专业试剂;无机化合物和盐;钠;Food Additives,Medical additives |
Mol文件: | 7558-80-7.mol |
磷酸二氢钠 性质 |
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. |
敏感性 | Hygroscopic |
Merck | 14,8660 |
稳定性 | Stable. Incompatible with heavy metals, strong acids. |
CAS 数据库 | 7558-80-7(CAS DataBase Reference) |
EPA化学物质信息 | Phosphoric acid, monosodium salt(7558-80-7) |
磷酸二氢钠 用途与合成方法 |