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
2G-1MG砝码套装,E2级别
GRADUATED PIPETTES, MEASURING DIN-B, 20 ML:0,1, DIN 12696, COLOR-CODE-2xYELLOW
6种阴离子混标, F/Cl/Br/NO3/PO4/SO4,100mg/L溶于 H2O