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4-Methyl-2-pentanol, 99+% 2.5LT
Platinum(II) chloride, 99.9% (metals basis), Pt 73% min
2-氯苯并恶唑,98%+
04-12-1034-25GM, FMOC-THR(BZL)-OH, 8.52206.0025
Sulfate Powder Packs for non-Merck photometers for 10-ml samples Mehod: photometric, barium chlori
镉粒
4-碘三氟甲苯(含稳定剂铜屑),96.0%(GC)
Cholesteryl chloroformate, 97% 100GR
钾标准溶液10000 mg/l
2,5-二氯苄溴,98.0%(GC)