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
Autosep T 11mm 隔垫 25个/包装
p,p’-DDT农药溶液标准物质
O-Ring for micro Transferpettor Fix 1-25 μl, set of 3 pcs.
4000ml烧杯
1-氯-2-(三氟甲氧基)苯
Beaker tong, opening 55-100 mm, length:250mm, with silicone tube, made of electro polished stainless steel
四水甲酸铜
millipore Amicon Ultra-4离心超滤管,4ml分子量3000 24个 /包
气进样针
乙酸辛酯