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CAYE培养基
STERISTOPPERS "BIOGEN", MADE OF CELLULOSE AIR-PERVIONS + BACTERIA FILTERING, F. NECK-INSIDE: 9,5
SiliaCat DPP-Pd金属清除剂
PORAPAK N 80/100不锈钢填充柱
Inoculating loop, ?: 2,5 mm, length: 50 mm, made of stainless steel
THERMOMETER FOR FLASKS A. STILL HEADS, CONE ST 14/23, - 10/ + 360 : 1°C, 125 MM
First Standard® 2921-88-2 毒死蜱溶液 123
具塞量筒
涤纶棉织物中总铅、总镉成分分析标准物质
250ml塑料大口瓶