-
Poly(acrylic acid) (MW 3000000)
-
Poly(acrylic acid) (MW 4000000)
-
Poly(acrylic acid) (MW 1250000)
-
MW-150 | MedChemExpress (MCE)
-
Mal-PEG-PLA (PEG MW 3000 & PLA MW 70,000) | MedChemExpress (MCE)
-
Polyvinyl alcohol (Mw 31000-50000, 98-99% hydrolyzed) | 聚乙烯醇 (Mw 31000-50000, 98-99% hydrolyzed) | MedChemExpress (MCE)
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Polyvinyl alcohol (Mw 31000-50000, 87-89% hydrolyzed) | 聚乙烯醇 (Mw 31000-50000, 87-89% hydrolyzed) | MedChemExpress (MCE)
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水中丙酮 标样标准品
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化学需氧量 标样标准品
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总氮 标样标准品
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