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
2-甲基吡啶-4-甲酸
异戊醛-2,4-二硝基苯腙 标准品
PIPETTE TIPS, PP, BLUE, 250-1000 μL, (OXFORD SLIM-LINE) CONFORMITY CERTIFIED, 1 PACK = 1000 PCS
Vac Elut 20孔固相萃取装置,带10 x 75 mm 试管收集架
气相色谱柱,UFC-1 UltraFast Col 0.32mmID 3μm 10m
自动回零滴定管,BLAUBRAND , 附试剂瓶,50:0.1 ml,侧滴型安全滴定阀,个体校准证书
BOXES,PE, WHITE, WITH SCREW CAP, 1000 ML,O.D. 110,HEIGHT 130 MM
刻度量筒,高型,SILBERBRAND ETERNA,B级,500:5 ml,玻璃底座
铊(Tl)AAS标准溶液,1000mg/L溶于2% HNO3
SOXHLET EXTRACTORS, 300 ML, CONDENSER ST 60/46