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ASTM-THERMOMETER (SOLID STEM) WITH CELSIUS-SCALE RANGE, YELLOW ENAMELLED ASTM TYPE: PRECISION AST
LiChrolut EN 固相萃取填料
MP-10C制冷和加热循环槽 充液体积4.5L浴槽开口/深度W×D×H(mm)150×160/150
Pellicular LC-18保护柱套装 50*4.6mm
500ml螺纹口聚丙烯锥形瓶,带螺纹盖
Tygon? SI Silicone id.1.42 mm (3-collared-tubing) 6 lengths
样品瓶 27X95 棕色 S/N 24-414 40ML
ST-CONE, SKIRTED, ST 19/26 acc. to DIN 12249 PRECISO, ?:17 MM, L:150 MM, W.TH.:1,8 MM
环苯胺 标准品
铬变素FB