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4-氰基-3-氟苯基 4-n-丁基苯甲酸酯
BEAKERS,TALL FORM, MADE OF QUARTZ-SILICA, WITH SPOUT, DIN 12331 25 ML, 30X55 MM
Discovery BIO C18保护柱套装
Pasteur pipettes, 10 ml ungraduated, disposable, length: 170 mm, non-sterile, PE Case = 200 pcs.
乙氧基亚甲基丙二腈
十二烷基三甲基溴化铵
银(Ag)ICP-MS标准溶液,10000mg/L±2%溶于4% HNO3
1,4-二羟基-2-萘甲酸
柠檬酸,一水,AR,99.5%
HYPERSIL GOLD 12UM 10X10MM GUARD CART 3/PK