硫酸链霉素,Streptomycin sulfate salt;certified reference material, pharmaceutical secondary standard
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草酸二水合物,Oxalic acid dihydrate [OAD];puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5% (manganometric) -
氢氧化铝,Aluminum hydroxide;reagent grade, ≥99.5% -
曲拉通X45,Triton™ X-45 -
2,3,5,6-四氯酚,2,3,5,6-Tetrachlorophenol;PESTANAL®, analytical standard, ≥95.0% -
甲酸,Formic acid;Suprapur®, ≥98% (acidimetric); 98-100%
