Hydranal-Benzoic acid固体苯甲酸,含水量低于0.01%
货号:34748 HYDRANAL®-卡式炉水标,220-230°C standard for Karl Fischer oven check HYDRANAL®-Water Standard KF-Oven 220oC-230oC standard for Karl Fischer oven check (water content ~5.55%, exact value on report
货号:34803 HYDRANAL®-固体水标 二水合物 HYDRANAL®-Sodium tartrate dihydrate for volumetric KF titration (water content ~15.66%)
货号:34847 HYDRANAL®-水标 0.1(含水 100ppm) HYDRANAL®-Water Standard 0.1 standard for Karl Fischer titration (water content 0.1 mg/g = 0.01%), exact value on report of analysis
货号:34828 HYDRANAL®-水标 1.0(含水 1000ppm) HYDRANAL®-Water Standard 1.0 standard for Karl Fischer titration (water content 1 mg/g = 0.1%), exact value on report of analysis