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2,3-二氯苯磺酰氯
(1S,2R)-1-苯基-2-(1-吡咯烷基)-1-丙醇
Elek氏培养基
CONGEALING-POINT THERMOM, DIN 12785,SOLID STEAM, YELLOW ENAMELLED,DIFFICO-GRAD. MER- CURY FILLING
玉米糊精
配件(PTFE sleeve joint: ST/NS 24/29 )
CONICAL STOPPER 1 HOSE - 16x12 mm, h 20 mm
609 Kjeldahl 称量船
CN 5UM 3CM X 4.6MM DISCOVERY HPLC COLUMN
3,4,5-三氟苯甲醛