4-氨基苯甲酸,4-Aminobenzoic acid [4-ABA, PABA];ReagentPlus®, 99%
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吐温20,TWEEN® 20;meets EP testing specifications
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人参皂苷Rg2,Ginsenoside Rg2;phyproof® Reference Substance, ≥90.0% (HPLC)
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2-氯三氯甲苯,2-Chlorobenzotrichloride;96%
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4′-甲氧基苯乙酮,4′-Methoxyacetophenone;99%
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N,N-二甲基甲酰胺,N,N-Dimethylformamide [DMF];suitable for HPLC, ≥99.9%
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2-[2-(2-氨基乙氧基)乙氧基]乙醇,2-[2-(2-Azidoethoxy)ethoxy]ethanol;≥95.0% (GC)