售后无忧
品质保障
专业品质
敌螨普标准溶液
1ml,1000μg/ml,in Purge and Trap Methanol
1,2,3,4-四氯苯标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
乙苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
敌敌畏标准溶液
1ml,100μg/ml,基体:丙酮
乙拌磷砜标准溶液
1ml,1000ug/ml in Acetone
钾标准溶液
50ml,analytical standard ,1000ug/ml in water
2,4'-滴滴涕标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
钾标准溶液
80ml,100ug/ml in 1%HCl
氟氯氰菊酯标准溶液
1ml,analytical standard,100ug/ml in hexane
氟氯氰菊酯标准溶液
1ml,analytical standard,10ug/ml in hexane
阿特拉津标准溶液
1ml,analytical standard,10ug/ml in acetone
芴标准溶液
1ml,2000ug/ml in Toluene
抗蚜威标准溶液
1ml,analytical standard,10μg/ml in acetone
甲基丙烯酸甲酯标准溶液
1ml,200μg/ml,in Purge and Trap Methanol
硝酸根离子(NO₃-)标准溶液
50ml,1000μg/ml in Water (20℃)
锑标准溶液
50ml,1000μg/ml in 1%HF+5%HNO3
六氯丁二稀标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
多效唑标准溶液
1.2ml,analytical standard,100ug/ml in methanol
硝酸根离子(NO₃-)标准溶液
20ml,100ug/ml in Water (20℃)
二甲基砷标准溶液
2ml,0.706umol/g,in water
镁标准溶液
20ml,100ug/ml in 5%HCl
钕标准溶液
50ml,analytical standard, 1000μg/ml in 1mol/L HNO3
二甲戊乐灵标准溶液
1ml,analytical standard,10μg/ml,u=2%, in acetone
敌稗标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
喹硫磷标准溶液
1ml,analytical standard,100ug/ml in acetone
镁标准溶液
100ml,1000ug/ml in 5%HCl
氨氮标准溶液
20ml,500mg/L in H2O
四螨嗪标准溶液
1ml,analytical standard,100ug/ml in actone
硝酸银标准溶液
20ml,volumetric,0.1000mol/L in H2O
嘧啶磷标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
硝酸银标准溶液
1L,0.01000mol/L(0.01N)
农药混合物标准溶液（农残混标）
1ml,16种混合物组合；基质：丙酮;US EPA方法: 505
p, p’-DDD标准溶液
2ml,analytical standard ,50ug/mL in Toluene:Methanol(volume ratio 1:4)
氨氮标准溶液
20ml,1000μg/ml in Water (20℃)
p,p’-DDT标准溶液
2ml,analytical standard ,50.0ug/mL in Toluene:Methanol(volume ratio 1:4)
苯标准溶液
2ml,analytical standard,1000ug/ml in carbon disulfide
草甘膦标准溶液
1ml,analytical standard,100μg/ml in water
对二甲苯标准溶液
2ml,analytical standard,1.00mg/ml in methanol
a-硫丹标准溶液
1ml,analytical standard,100ug/ml,u=3% in benzene
西草净标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
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