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
shim-pack Scepter C18色谱柱
黄铜氢气减压阀,进气压力表25Mpa,出气压力表1MPa
DEWAR VESSELS, IN METAL JACKET, 3000 ML
甲醇中己烯雌酚
对苯醌
N-(乙氧羰基)托品酮
NIRS 99% Refl. Std. for Lab Probe
HYPERSIL GOLD CN 5UM 50X1MM COLUMN
Chromosorb 108 100/120mesh
KF接口针头