磷钨酸水合物 [钨磷酸],Phosphotungstic acid hydrate;reagent grade
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硫酸锌一水合物,Zinc sulfate monohydrate;certified reference material, pharmaceutical secondary standard -
羟基乙酸 [乙醇酸],Glycolic acid;ReagentPlus®, 99% -
4-甲基喹啉 [勒吡啶],4-Methylquinoline;≥99% -
2-硫代巴比妥酸,2-Thiobarbituric acid [TBA];≥98% -
4,4-二甲基恶唑啉,4,4-Dimethyloxazolidine -
异硫氰酸胍,Guanidine thiocyanate;for molecular biology, ≥99%
