售后无忧
品质保障
专业品质
禾草敌标准溶液
1ml,100ng/μl in Cyclohexane
三唑酮标准溶液
1ml,analytical standard,10ug/ml in petroleum ether
禾草敌标准溶液
10ml,10ng/μl in Cyclohexane
间二甲苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
乐果标准溶液
1ml,analytical standard,100ug/ml in petroleum ether
对二甲苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
甲基毒死蜱标准溶液
1ml,1000ppm in acetone
钠标准溶液
50ml,100ug/ml in 1%HCl
alpha-六六六标准溶液
1ml,analytical standard,100ug/ml in petroleum ether
氯苯标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
邻二甲苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
外环氧七氯标准溶液
1ml,analytical standard,100ug/ml in Petroleum ether
alpha-六六六标准溶液
1ml,analytical standard,10ug/ml in petroleum ether
氯苯标准溶液
2ml,analytical standard,0.117mg/ml in isooctane
外环氧七氯标准溶液
1ml,analytical standard,10ug/ml in Petroleum ether
alpha-六六六标准溶液
1.2ml,100 μg/mL in methanol
alpha-六六六标准溶液
2ml,analytical standard,50ug/ml in methanol:toluene(4:1)
钒标准溶液
20ml,500mg/L,in 1%HNO3
氯乙烯标准溶液
2ml,1000μg/ml,in Methanol
异丙威标准溶液
1ml,analytical standard,10ug/ml in acetone
盐酸克仑特罗标准溶液
5ml,250μg/ml in methanol
异狄氏剂醛标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
顺式-1,3-二氯丙烯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
敌敌畏标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
2,4'-滴滴滴标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
碘酸钾标准溶液
1L,0.3M
锌标准溶液
20ml,1000ug/ml Zn in 1% HNO3
锌标准溶液
20ml,1000mg/L Zn in 1%HCl
锌标准溶液
20ml,100ug/ml Zn in 1%HNO3
金标准溶液
50ml,1000ug/ml in 1.5mol/L HCl
碲标准溶液
50ml,1000ug/ml in 2.0 mol/L HNO3
铕标准溶液
20ml,1000ug/ml in 1.0mol/L HNO3
汞标准溶液
20ml,100ug/ml in 5% HNO3
拉沙里菌素 A 钠盐 标准溶液
1ml,100 ng/uL in acetonitrile, analytical standard
2,4,5-三氯苯酚标准溶液
1ml,100ng/ul in Methanol
四氯化碳标准溶液
2ml,analytical standard,1000ug/ml in methanol
2,3',4,4',5-五氯联苯标准溶液
1ml,100 μg/mL in Methanol
杀螟硫磷标准溶液
1.5ml,analytical standard,100ug/mL in methanol
氯化锌标准溶液
100ml,0.1000mol/L in water
乙酰甲胺磷标准溶液
1ml,analytical standard,100ug/ml in acetone
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