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二水氯化钙, for analysis ACS, 99+% 500GR
N-Methyl-[(4-bromothien-3-yl)methyl]amine hydrochloride, tech
砷(As)ICP-MS标准溶液,100ug/ml溶于硝酸
对甲苯基硫脲, ≥98.0%
Chlortetracycline hydrochloride, can be used as secondary standard 500MG
trans-1,2-Cyclohexanediol for synthesis
Platinum on activated carbon, 1% Pt 25GR
Ammonium hexafluoroaluminate, 95% 250GR
Copper(II) acetylacetonate, 98% 25GR
Nickel(II) sulfate hexahydrate, for analysis ACS, 98+% 500GR