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
5种阴离子混标,Cl/Br/NO3/PO4/SO4,100mg/L溶于 H2O
Respirators 3M, EN 149 FFP3 SL, high poison dust and water - based, aerosols, sizes: middle large Pack = 10 pcs.
气相色谱柱,TRACE TR-WAX 气相柱, 30m, 0.32mmID, 0.25μm 液膜厚度
甲醇中地胺磷溶液,1000μg/mL
LiChroCART 125-3,LiChroprep RP-2 25-40μm定制柱
pH标准缓冲液粉剂套装
2,2'-二氨基二苯硫醚
硫代吗啉
Dispensette Organic有机型瓶口分液器,游标可调型,10-100 ml,不含SafetyPrime安全回流阀
FUNNEL GLASS, 70 MM DIAMETER