河北飞凫标品科技有限公司
编号/Number | 中文名称 | Name | 规格/Units | 特性量/Properties |
GBW(E)082086 | 化学需氧量(CODCr)测定仪检定用标准溶液 | Standard Solution for Chemical Oxygen Demand (CODCr) Meters | 20mL | 300mg/L,U=0.7% |
¥ 45
编号/Number | 中文名称 | Name | 规格/Units | 特性量/Properties |
GBW(E)082086 | 化学需氧量(CODCr)测定仪检定用标准溶液 | Standard Solution for Chemical Oxygen Demand (CODCr) Meters | 20mL | 300mg/L,U=0.7% |