盐酸甲哌卡因,Mepivacaine hydrochloride;Pharmaceutical Secondary Standard; Certified Reference Material
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土荆皮乙酸 [土槿乙酸B],Pseudolaric Acid B;phyproof® Reference Substance, ≥98.0% (HPLC) -
硅胶,Silica gel;high-purity grade (7734), pore size 60 Å, 70-230 mesh -
焦硫酸钾,Potassium disulfate;puriss. p.a., ≥97.5% (T) -
3-氯苯甲酸,3-Chlorobenzoic acid;NIST® SRM® 2144 -
2-叔戊基苯酚;2-tert-Amylphenol -
2,4-二氯苯甲酸,2,4-Dichlorobenzoic acid;Pharmaceutical Secondary Standard; Certified Reference Material
