研发生产抗壞血酸鈉 维生素C钠 抗坏血酸钠CAS: 134-03-2原料仅供出口或科研试验现货直销

中文名维生素C钠英文名L-Ascorbic Acid Sodium Salt别名抗壞血酸鈉维生素C钠抗坏血酸钠维生素 C 钠L-抗坏血酸钠VC抗坏血酸钠L(+)抗坏血酸钠L(+)-抗坏血酸钠缓冲液(中性维生素C)维生素C缓冲液(中性维生素C)VC,抗坏血酸维生素C 缓冲液(中性维生素C)L(+)-苏糖型-2,3,4,5,6-五羟基-2-己烯酸-4-内酯钠英文别名vitamin C sodiumSodium ascorbateVitamine C sodium saltL-ASCORBIC ACID NA-SALTASCORBIC ACID SODIUM SALTSODIUMASCORBATE,POWDER,USPL-ASCORBIC ACID SODIUM SALTL-Ascorbic Acid Sodium SaltSODIUMASCORBATE,GRANULAR,FCCSODIUMASCORBATE,GRANULAR,USPL(+)-ASCORBIC ACID SODIUM SALTSODIUM ASCORBATE (VC-NA) AND ITS DIRECTLY-COMPRESSION GRANULEsodium 2-(1,2-dihydroxyethyl)-4-hydroxy-5-oxo-2,5-dihydrofuran-3-olate (non-preferred name)sodium 5-(1,2-dihydroxyethyl)-3-hydroxy-4-oxo-4,5-dihydrofuran-2-olate (non-preferred name)sodium 5-[(1S)-1,2-dihydroxyethyl]-3-hydroxy-4-oxo-4,5-dihydrofuran-2-olate (non-preferred name)CAS134-03-2EINECS205-126-1化学式C6H7NaO6分子量198.11InChIInChI=1/C6H8O6.Na/c7-1-2(8)5-3(9)4(10)6(11)12-5;/h2,5,7-10H,1H2;/q;+1/p-1密度1.66熔点220°C (dec.)(lit.)沸点235 °C比旋光度104 º (c=1, H2O 25 ºC)闪点238.2°C水溶性620 g/L (20 ºC)蒸汽压0Pa at 25℃溶解度H2O: 50mg/mL折射率105.5 ° (C=10, H2O)PH值7.48(1 mM solution);7.71(10 mM solution);7.64(100 mM solution);7.62(1000 mM solution)存储条件2-8°C稳定性Stable. Incompatible with strong oxidizing agents.敏感性Sensitive to light and humidity外观powder颜色white to slightly yellow气味odorlessMerck14,830BRN3767246物化性质白色(略带淡黄色)结晶或结晶性粉末，无臭，稍有成味。熔点218℃(分解)。易溶于水(62g/100mL)，不溶于苯、yimi和氯仿，难溶于乙醇。2%的水溶液Ph值为6.5～8.0。在干燥空气中比较稳定，吸潮后和水溶液中会慢慢氧化分解，特别是在中性或碱性溶液中很快被氧化。大白鼠经口LD50＞5g/kg，ADI值不作特殊规定(FAO/WHO，1994)。

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