性状：易燃，低毒。无臭，味微甜而有甜涩味。有能溶于水，稍溶于醇，1g溶于1.8ml水、1.4ml沸水、约75ml乙醇、50ml混合液(47.5ml乙醇和3.7ml水)。水溶液对石蕊呈微碱性，pH约为8。半数致死量(大鼠，经口)4.07mg/kg。

备注: 以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。

质量标准：

Q/(HG)SJ 026-91
项目Item                                       分析纯 (AR)         化学纯(CP)
含量(C₆H₅COONa)Assay,%                   ≥99.5               99.0
干燥失重Dring loss,%                        ≤0.3                  0.5
游离酸(以CH₅COOH)Free acid,%         ≤0.1                 0.25
游离碱(以Na₂CO₃) Free alkali              ≤0.1                  0.1
硫酸盐(SO₄)Sulfate ,%                        ≤0.01               0.01
氯化物(Cl)Chloride,%                        ≤0.01                0.02
砷(As)Arsenic,%                               ≤0.0002            0.0004
重金属(以Pb计)Heavy metals,%         ≤0.001               0.004

品级Grade                                药用级（符合Ph. Eur., BP,USP, FCC, E211 ）
含量assay                                 99.0-100.5% (calc. to the dried substance)
总杂质total impurities
酸度或碱度acidity or alkalinity,               complies
可氧化杂质oxidizable impurities,              complies
多聚核酸polynuclear acid,                       complies
溶剂残渣residual solvents,                       complies
重金属heavy metals (as Pb)                       ≤0.001%  
含卤化合物halogenated compounds (as Cl)    ≤0.03%  
干燥损失loss on drying                            ≤1% , 105 °C
氯chloride (Cl-):                                    ≤100 ppm
硫酸盐sulfate (SO42-):                            ≤100 ppm
砷As:                                                   ≤2  ppm
铜Cu:                                                   ≤10  ppm
汞Hg:                                                   ≤1  ppm
铅Pb:                                                   ≤2  ppm
锌Zn:                                                   ≤10  ppm
溶解性试验suitability for appearance of solution complies

≥99%, FCC:

外观Appearance                                 White Powder or Crystals
红外光谱鉴别Infrared spectrometry       Conforms to Structure
纯度Purity (Titration by HCL04)           98.5- 101.5 %
纯度Purity(HPLC)                              ≥98.5%
熔点Melting point                             >300 °C
水溶解试验solubility in water             1g/2ml,water
水分Water (by Karl Fischer)               ≤0.70 %  
砷Arsenic (As)                                 ≤3 ppm
镉Cadmium (Cd)                               ≤1 ppm
汞Mercury (Hg)                               ≤1 ppm
铅Lead (Pb)                                   ≤10 ppm

贮存：密封干燥保存。

用途：用作血清胆红素试验的助溶剂、食品添加剂（防腐剂）、医药工业的杀菌剂、染料工业的媒染剂、塑料工业的增塑剂，也用作香料等有机合成的中间体。

联合国编号

Risk：

Safety : S24/25 -

Hazard :