如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
Zr-Carbon C18 高效液相色谱柱
Esculetin
气相色谱柱,TG-225MS 30m x 0.53mm x 0.50μm
Bond Elut 碱性氧化铝 SPE小柱,500mg/3ml
甲醇中9种挥发性有机物(TVOC)
刻度吸管(B级)
气相进样针,1000系列 2.5ml LT型 (不含针头
硅胶H薄层板
WASHING BOTTLE, 1000 ML, GLASS, ST 29/32, STILL HEAD, COMPLETE
UBBELOHDE VISCOMETERS, DIN TYPE WITH IMPRINTED CONSTANT ACC. TO ISO/DIN 3105, DIN 51502, BS 188, K