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
干净的土壤
水中钠离子成分分析标准物质
Pressure bombs for Ecospray Set with 3 pcs.
PR-619
10ul固定针头气相进样针, 锥形头,用于CTC/Leap 自动进样器
Desmethyl-formamido-pirimicarb
气相色谱柱,TRACE TR-5 气相柱, 30m, 0.32mmID, 0.5μm 液膜厚度
螺螨酯烯醇 标准品
PYCNOMETER WITH THERMOMETER, ST 10/19 UNADJUSTED, 50 ML, DIN 12 809
DENSITY-HYDROMETER, DIN 12791, M50-080 0,800-0,850:0,001 G/CM3, NOMINAL RANGE 80 MM, L. 260 MM, WI