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
2种元素ICP-MS混标,1000ug/L溶于5% HNO3
HOLLOW-STOPPER ST 19/26
对苯二胺
乙酰氧基乙酰氯
聚乙烯醇
Adapt - 1/16 Barb x 1/4-28 - PEEK
VOLUMETRIC FLASKS, 5 ML, W DIN-AS, RING MARKS, INSCRIPTION, AMBER STAIN GRADUATION, ST-PE-STOPPERS, DIFFICO BROWN, ST 10/19, NOT CONFORMITY CERTIFIED
CNWBOND Celite545 大孔硅藻土 SPE 小柱
GHP 膜片滤器,13mm*0.45um
三合一pH电极,含ATC