售后无忧
品质保障
专业品质
2,4'-滴滴伊标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
二氯乙酸标准溶液
1.2ml,1000μg/ml，基体：甲叔丁醚
钾标准溶液
80ml,100ug/ml in 1%HCl
蒽标准溶液
1ml,2000ug/ml in Toluene
克草猛标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
扑灭通标准溶液
1ml,1000ug/ml in Acetone
2,6-二甲酚标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
绿麦隆标准溶液
1ml,analytical standard,10ug/ml in petroleum ether
硫酸铈(IV)标准溶液
1L,0.1mol/L
硝基苯类混合标准溶液
2ml,0.10mg/ml in methanol
γ-六六六标准溶液
1.2ml,analytical standard,100ug/ml in methanol
黄曲霉素 M1 标准溶液
5ml,0.5 μg/mL in acetonitrile
钡标准溶液
80ml,analytical standard,100mg/L in 5%HCl
铍标准溶液
80ml,analytical standard,10ug/ml in 2% HCl
仲丁威标准溶液
2ml,analytical standard,1.00mg/ml in methanol
二氧化硅标准溶液
100ml,1mg/ml in 0.4%NaOH
叔丁基苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
邻二甲苯标准溶液
1ml,analytical standard,1000ug/ml in carbon disulfide
仲丁基苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
铥标准溶液
50ml,1000μg/ml
丁草胺标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
外环氧七氯标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
乙二胺四乙酸二钠标准溶液
1L,0.01000mol/L(0.01M)
间二氯苯标准溶液
2ml,analytical standard,0.114mg/ml in isooctane
锌标准溶液
20ml,500mg/L Zn in 1%HCl
联苯菊酯标准溶液
1ml,analytical standard,10ug/ml in petroleum ether
甲基泼尼松龙标准溶液
1ml,analytical standard,100 ng/ul in Acetonitrile
锌标准溶液
50ml,1000mg/L Zn in 1%HCl
2,3',4,4',5-五氯联苯标准溶液
1.2ml,100 μg/mL in n-hexane
十氯联苯标准溶液
1ml,1000ug/ml in Toluene
镨标准溶液
20ml,1000ug/ml in 10%HCl
乙酸根离子标准溶液
50ml,1mg/ml in water
电导标准溶液
500ml,84μS
三氯杀螨醇标准溶液
1ml,analytical standard,100ug/ml in petroleum ether
亚硝酸根离子(NO2-)标准溶液
100ml,100μg/ml in Water (20℃)
锆标准溶液
50ml,1000μg/ml, in 1.0mol/L HNO3 and trace HF
嗪草酮标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
倍硫磷标准溶液
1ml,analytical standard,100ug/ml in acetone,u=4%,
亚硝酸盐标准溶液
20ml,1000ug/ml in water
甲基汞标准溶液
1.2ml,analytical standard,10ug/ml in toluene
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