马兜铃酸C,Aristolochic acid C;phyproof® Reference Substance, ≥70.0% (HPLC)
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奥沙普秦,Oxaprozin;pharmaceutical secondary standard, certified reference material
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吩噻嗪,Phenothiazine;≥98%
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氯乙酸,Chloroacetic acid [CAA, MCAA];PESTANAL®, analytical standard, 98-100% (HPLC)
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高岭土,Kaolin;powder
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溴甲酚紫,Bromocresol Purple;indicator ACS,Reag. Ph Eur
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咔唑,Carbazole;VETRANAL®, analytical standard, ≥98% (GC)