默克merck,药用辅料,试剂,苯甲酸钠,安息香酸钠

产品编号：106290
产品英文名：Sodium benzoate EMPROVE® ESSENTIAL Ph Eur,BP,NF,FCC,E 211
产品中文名：苯甲酸钠
包装：1KG,25KG
用途：
药用辅料，苯甲酸钠是用于内服液体药剂的防腐剂，有防止变质发酸、延长保质期的效果。

规格
Assay (acidimetric, calc. on anhydrous substance)	99.0 - 100.5 %
Assay (HPLC, calc. on anhydrous substance)	99.0 - 101.0 %
Identity	passes test
Appearance of solution (100 g/l, water)	passes test
Acidity or alkalinity	passes test
Chloride (Cl)	≤ 0.02 %
Sulphate (SO₄)	≤ 0.01 %
Total chlorine	≤ 0.03 %
Heavy metals (as Pb)	≤ 10 ppm
As (Arsenic)	≤ 1 ppm
Cd (Cadmium)	≤ 10 ppm
Cu (Copper)	≤ 10 ppm
Hg (Mercury)	≤ 1 ppm
Pb (Lead)	≤ 2 ppm
Zn (Zinc)	≤ 10 ppm
Benzene	≤ 2 ppm
Toluene	≤ 890 ppm
Other residual solvents (ICH Q3C)	excluded by production process
Multinuclear acids	passes test
Oxidizable matter	passes test
Water (according to Karl Fischer)	≤ 1.5 %
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Corresponds to Ph Eur,BP,NF,FCC,E 21

苯甲酸钠 Sodium benzoate