硝酸钾-15N,Potassium nitrate-15N;5 atom % 15N
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14-氨基-3,6,9,12-四氧杂十四烷-1-醇,14-Amino-3,6,9,12-tetraoxatetradecan-1-ol;99%
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四甲基硅烷,Tetramethylsilane [TMS];≥99.0% (GC)
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硝酸钾-15N,Potassium nitrate-15N;10 atom % 15N
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七氟丁酸 [全氟丁酸],Heptafluorobutyric acid [HFBA];analytical standard, ≥98.0% (GC)
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尼卡巴嗪,Nicarbazin;VETRANAL®, analytical standard, ≥98.0%