默克merck 1.02400.0080 80g 鄰-苯二甲酸氫鉀二級標準品
Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur? Reag. Ph Eur,Reag. USP. CAS 877-24-7, pH 4
- 品牌: 默克merck
- 型號: 1.02400.0080
- 其他型號: