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
甲醇中22种挥发性有机物-VOC混标(适用:GB5085.3-2007附录O)
黑色 8-425 瓶盖 黄色 隔垫
1.5ml样品瓶, short thread 11 09 0519, 1000个/包装
3,3'-硫代二丙醇
DS2500 Lid for large sample cup (black)
FLASK, ROUND BOTTOM, FLASKS CAPACITY 100 ML, CONDENSER SOCKET ST 24/29 TO 1 924 000 OR CONDENSER
硫酸盐溶液标准物质
3,4,5-三甲基吡咯-2-甲酸乙酯
N,N'-Di-BOC-1H-pyrazole-1-carboxamidine
ELECTRODES EQUIVALENT TO WTW PH ELECTRODES WITH GEL ELECTROLYTE SenTix Mic