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
有机流动相GPC标样-聚苯乙烯, 宽Mw; Organic GPC/SEC StandardsPolystyrene, Broad Mw Polystyrene ; Mw 560000, Mn 285000, Mz 965000 IV 1.463; IV* - Intrinsic Viscosity (dL/g) in THF at 30°C
蜂蜜中恩诺沙星残留分析标准物质 农科院质标所
茶叶中的o,p'-滴滴涕质控样 BQC1140121639
N-亚硝基二甲胺;N-NITROSODIMETHYLAMINE, 1X1ML, MEOH 标准品
Bisacodyl
Phthalide (无证书)
氢氧化钠中甲磺酸达氟沙星(介质:30 mmol/L 氢氧化钠)
3,3',4,4'-Tetrachlorobiphenyl
20种农药混标(EPA 508/525/625/8081/8270,HJ911,5750.8-200
2,6-Dichloro-4-nitrophenol
Diphenylamine