乙酰丙酮,Acetylacetone;for analysis EMSURE®, ≥99% (GC)
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二异丙胺,Diisopropylamine [DIPA];analytical standard, ≥99.5% (GC)
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碱性磷酸酶,Phosphatase, Alkaline from bovine intestinal mucosa;BioUltra, buffered aqueous glycerol solution, ≥5,700 DEA units/mg protein
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叶酸杂质D [蝶酸],Pteroic acid;Pharmaceutical Secondary Standard; Certified Reference Material
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孟鲁司特钠水合物,Montelukast sodium hydrate;Pharmaceutical Secondary Standard; Certified Reference Material
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异硫氰酸胍水溶液,Guanidine thiocyanate solution;BioUltra, for molecular biology, ~6 M in H2O
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四氧化三铁 [氧化铁(II,III)],Iron(II,III) oxide;powder, <5 μm, 95%