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LiChroCART 50-10,LiChrospher 100 RP-18 10μm定制柱
氟代烃O型圈(现货号GOAJ-5188-5365)
ASTM-THERMOMETER, (SOLID STEM) WITH CELSIUS-SCALE RANGE, YELLOW ENAMELLED ASTM TYPE: PRECISION AS
3-甲氧基苯基异氰酸酯
胰蛋白胨(胰酪胨)
BIOBASIC 8 5UM 50X0.18MM KAPPA COLUMN
Verify-CX 200mg/10ml 50个/包装
DM-5MS 30m x 0.32mm x 0.25μm
安瓿瓶开瓶器、100/袋
DB-1 气相毛细管柱