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
水中硫酸根溶液标准物质,有证书,100ml
RUBBER STOPPERS,SOLID, TOP D. 73 MM, BOTTOM D. 63 MM, LENGTH 50 MM
二氧化硅
18种农药混标溶液
(艾德姆ADAM) CQT202便携式天平(200克,0.01克);
2,2‘-Dihydroxy-4,4‘-dimethoxybenzophenone-5,5‘-disulfonic Acid Disodium Salt
5-硝基吲哚啉
Maneb标准品
Spherical joints, ball members, S 19/9, Rotulex, polished, with silicone-PTFE-sealing ring, DURAN
Mcpc平板