β-半乳糖苷酶来源于大肠埃希菌,β-Galactosidase, E. coli;≥600 units/mg protein
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日落黄FCF [食品黄3],Sunset Yellow FCF;analytical standard, ≥95% (HPLC)
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4-羟基苯甲酸甲酯钠盐,Methyl 4-hydroxybenzoate sodium salt;EMPROVE® ESSENTIAL, Ph. Eur., BP, NF
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木糖醇,Xylitol;Pharmaceutical Secondary Standard; Certified Reference Material
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常春藤苷C,Hederacoside C;analytical standard, ≥98.0% (HPLC)
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聚(4-苯乙烯磺酸钠) [聚苯乙烯磺酸钠],Poly(sodium 4-styrenesulfonate) [PSS];average Mw ~70,000
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四丁基磷酸二氢铵,Tetrabutylammonium phosphate monobasic;puriss., ≥99.0% (T)