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
过滤
干油漆中三种重金属标准样品待测目标物Pb/Cd/Cr
900Connector ,for rods of 11 - 12,7 mm dia.
Zirconium(IV) Ethoxide
二硫化碳
STERILE DISPOSABLE SYRINGES (2-COMPONENT LUER), WITHOUT NEEDLE,PYROGENFREE, 20 ML, 1 PACK = 100 PC
苄基三甲基氢氧化铵
羧甲基羟胺半盐酸盐
25ML PP称量瓶
Hibar 30-4,LiChrosorb NH2 5μm定制柱