偏亚硫酸氢钠 [焦亚硫酸钠],Sodium metabisulfite [MBS];analytical standard, ≥98.0% (iodometric, RT)
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连翘酯苷A,Forsythiaside A;phyproof® Reference Substance, ≥90.0% (HPLC)
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重楼皂苷B,Formosanin C;phyproof® Reference Substance
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3,3′-二硫代双丙亚氨酸二甲酯二盐酸盐,Dimethyl 3,3′-dithiopropionimidate dihydrochloride [DTBP];powder
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氯化铯,Cesium chloride [CsCl];Grade II, ≥98%
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3-羟基-4-甲氧基肉桂酸 [异阿魏酸],3-Hydroxy-4-methoxycinnamic acid;predominantly trans, 97%
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6-(氯甲基)尿嘧啶,6-(Chloromethyl)uracil;98%