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4-氯-3-三氟甲基苯酚
(环丙基甲基)三苯基溴化膦
MCC标准品
ASTM-CENTRIFUGE TUBES, CYL.WITH CONICAL BOTTOM, ASTM D 91 A. ASTM 96,8; 100ML, DURAN GRAD.
自动回零滴定管,BLAUBRAND , 含中间阀,25:0.05 ml,侧滴型滴定阀,玻璃阀芯
叔丁氧羰酰基正亮氨酸二环己胺盐
BOWLS,WHITE,ROUND,PP, O.D. 280 MM, HEIGTH 120 MM
BURETTES CLASS-B, WITH SHORT LINE GRADUATION WITH ST-GLASS PLUG 5ML. SCHELLBACH
巯基五甘醇单甲醚
ODS HYPERSIL 5UM 250X50MM PREP COLUMN