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产品信息 | |
| 中文名 | 三水合醋酸钠 |
| 中文同义 | 三水醋酸钠;醋酸钠;3M乙酸钠缓冲液(PH5.2);三水乙酸钠;三水醋酸钠(乙酸钠);三水合乙酸钠,结晶醋酸钠,结晶乙酸钠;乙酸钠,三水;乙酸钠三水合物 |
| 英文名 | Sodium acetate trihydrate |
| 英文同义 | Acetic acid, sodium salt trihydrate, for analysis;Acetic acid, sodium salt trihydrate, for analysis ACS;Acetic acid sodium trihydrate;Acetic acid sodium·trihydrate;Sodium Acetate Trihydrate, Acs-100.5%;Acetic acid, sodium salt trihydrate, for analysis ACS, 99+%;SodiuM Acetate (AS);SodiuM Acetate, Trihydrate, HPLC Grade |
| CAS | 6131-90-4 |
| 分子式 | C2H9NaO5 |
| 分子量 | 136.08 |
| EINECS | 612-115-9 |
| 相关类别 | 中间体;碳酸盐;可定制产品;**无机化工;电镀化学品;化工助剂;微生物;无机化合物和盐;溶剂;醋酸盐;腐蚀和碱性试剂;**金属盐;催化和无机化学;其它试剂;钠;通用试剂;mordant dyes;Food additive;printing and dyeing;防腐剂;生化试剂;醋酸盐(乙酸盐);化工原料;试剂;**化工原料;**化工原料;医用原料;化工;醋酸钠;原料;医药原料药;无机酸类;添加剂;INORGANIC & ORGANIC CHEMICALS;Inorganic Chemicals;API;Organic chemistry;Food Additives |
| 结构式 | |
性质 | |
| 熔点 | 58 °C |
| 沸点 | >400°C |
| 密度 | 1,45 g/cm3 |
| 闪点 | >250°C |
| 储存条件 | Store at RT. |
| 溶解度 | H2O: 3 M at 20 °C, clear, colorless |
| 形态 | Solid |
| 颜色 | White tranparent |
| 气味 (Odor) | Slight acetic acid |
| PH值 | 7.5-9.0 (25℃, 50mg/mL in H2O) |
| 酸碱指示剂变色ph值范围 | 8.5 – 10 at 408 g/l at 25 °C |
| 酸度系数(pKa) | 4.76 (acetic acid)(at 25℃) |
| 水溶解性 | 762 g/L (20 ºC) |
| 较大波长(λmax) | λ: 260 nm Amax: ≤0.01 λ: 280 nm Amax: ≤0.01 |
| Merck | 14,8571 |
| BRN | 3732037 |
| 稳定性 | Stable. Incompatible with strong oxidizing agents, halogens. |
| InChIKey | AYRVGWHSXIMRAB-UHFFFAOYSA-M |
| NIST化学物质信息 | Sodium acetate trihydrate(6131-90-4) |
| EPA化学物质信息 | Acetic acid, sodium salt, trihydrate (6131-90-4) |