The standard for turbidity of kaolinite
-
Standard substance for the plate count of Listeria monocytogenes
BNCC384093 | 西林瓶
-
Standard substance for the plate count of coliforms in food
BNCC384085 | 西林瓶
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Cu series standard solution for the verification of atomic absorption spectrophotometer
GBW(E)130601 | 80mL
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Cu series standard solution for the verification of atomic absorption spectrophotometer
GBW(E)130602 | 80mL
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Cu series standard solution for the verification of atomic absorption spectrophotometer
GBW(E)130603 | 80mL
-
Cu series standard solution for the verification of atomic absorption spectrophotometer
GBW(E)130604 | 80mL
-
Cd series standard solution for the verification of atomic absorption spectrophotometer
GBW(E)130605 | 80mL
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2. 样品预处理:过滤去除悬浮颗粒后立即测定;
3. 仪器校准:每次开机后需用零点和标准液校准。
以上信息仅供参考,请以相应标准的原文为准!