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Chromium Standard: Cr @ 1000 µg/mL in 5% HNO3
ZW-VHG-PCRN-100 | 见证书
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ZW-HN-QC-SO-006-20g | 见证书
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ZW-HN-QC-SO-007-20g | 见证书
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ZW-HN-QC-SO-008-20g | 见证书
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ZW-HN-QC-SO-013-20g | 见证书
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(±)-Geosmin in Methanol
BW23178DM-1.2mL | 0.0001μg/mL(需稀释)
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(±)-Geosmin in Methanol
BW23178DM-1.2mL | 0.0002μg/mL(需稀释)
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Phthalic acid. bis-2-ethylhexyl ester in Acetone
BW24985DB-1.2mL | 1.01μg/mL(需稀释)
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N-Tetradecane
BePure-25913-100g | 见证书
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n-Tricosane
BePure-26281-5g | 见证书
