2-溴苯甲醚,2-Bromoanisole;97%
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甘草宁O,Gancaonin O;≥98% -
1-溴-4-氟苯,1-Bromo-4-fluorobenzene;analytical standard -
D-(-)-异抗坏血酸,D-(−)-Isoascorbic acid;Pharmaceutical Secondary Standard; Certified Reference Material -
活性炭,Activated Charcoal;untreated, granular, ≤5 mm -
硼酸,Boric acid;for analysis EMSURE® ACS,ISO,Reag. Ph Eur -
醋酸锑,Antimony(III) acetate;99.99% trace metals basis
