| 分子式 | |
| 存储条件 | 2-8℃保存 |
| 其他事项 | Product Name β-Glucuronidase from abalone, aqueous solution, > 100,000 units/ml, sulfatase activity < 20,000 units/mlCAS Number 9001-45-0EC Number 3.2.1.31Storage Temperature 2 ~ 8 ℃ITEM Specification β-Glucuronidase activity units/ml > 100,000 Unit Definition: One unit will liberate 1.0 μg of phenolphthalein from phenolphthalein glucuronide per hour at 37 °C at pH 5.0 (30 min assay).Optimal pH 4.5 ~ 5 sulfatase activity units/ml < 20,000 Unit Definition: One unit will hydrolyze 1.0 micromole of p-nitrocatechol sulfate per hour at pH 5.0 at 37°C.Optimal pH ~ 6.2 |
锌同位素丰度比标准物质
编号:GBW04437 规格:1.5mL 浓度:4组分
脑脊液质控品水平3
编号:CF1501 规格:10*3ml 浓度:见报告
甲苯馏程标准物质
编号:GBW13251 规格:250mL 浓度:109.2
大米粉中汞成分分析标准物质
编号:GBW(E)100560 规格:6g 浓度:0.021mg/kg
饲料中铁
编号:QC-FE-011 规格:20g/瓶 浓度:g/L
饲料中铜
编号:QC-FE-010 规格:20g/瓶 浓度:g/L