Name | Specifications | Packing | Price | Delivery |
Potassium sorbate | CP | 100g | RMB 61.6 | 现货 |
Potassium sorbate | GR | 100g | RMB 75.9 | 现货 |
Potassium sorbate | CP | 500g | RMB 93.5 | 现货 |
Potassium sorbate | GR | 500g | RMB 129.8 | 现货 |
Potassium sorbate | 药用级 | 500g | RMB 94.6 | 现货 |
项目 优级纯
(GR)
外观Appearance 白色至浅乳白色粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥99.0% (中和滴定)
干燥失重Loss on drying <1 % (105°C, 3 hrs)
重金属Heavy metals (as Pb) <10 ppm
As < 2 ppm
Cu < 10 ppm
Ni < 10 ppm
Pb < 10 ppm
酸碱度试验Acidity/alkalinity passes test
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