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
VOLUMETRIC FLASK WITH SCREW CAP TPX, 50 ml
滴定管,A级,碱式,50ml
ASCENTIS C18 5UM 10CMX21.2MM HPLC COLUMN
加拿大农药混标 6 (套) 标准品
SCREWTHREAD TUBE WITH CONE, GL 25, CONE NS 29.2/32, DURAN
食品检测用亚硝酸盐/硝酸盐混合溶液标准物质
FLASKS, PEAR SHAPED, CENTERED, PRECISO, FLAT BOTTOM, ST 19/26, CAPACITY 100 ML
气相色谱柱,TRACE TR-5 气相柱, 30m, 0.53mmID, 1.5μm 液膜厚度
乙醇中苯胺 1000ug/mL
2,5-二甲基噻吩