售后无忧
品质保障
专业品质
三唑酮标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
屈标准溶液
1ml,2000ug/ml in Toluene
总硬度标准溶液
20ml,1000μg/ml，总硬度
氢氧化钠标准溶液
1L,0.5000mol/L(0.5N)
三环唑标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
灭菌丹标准溶液
1ml,analytical standard,100ug/ml in Acetone
氢氧化钠标准溶液
1L,0.2000mol/L(0.2N)
氟乐灵标准溶液
1ml,1000ug/ml in Methanol
氯乙烯标准溶液
2ml,100μg/ml,in Methanol
锆标准溶液
50ml,1000μg/ml, in 1.0mol/L HNO3 and trace HF
砷标准溶液
50ml,analytical standard, 1000ug/ml in 1.0mol/L HNO3
砷标准溶液
20ml,analytical standard, 100ug/ml in 1%HNO3
敌敌畏标准溶液
1ml,1000μg/mL，基体:丙酮
敌敌畏标准溶液
1ml,10μg/mL，基体:丙酮
硼标准溶液
50ml,analytical standard ,1000ug/ml in water
醋酸钠标准溶液
500ml,1M
硼标准溶液
80ml,analytical standard,100ug/ml in water
二氯甲烷标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
银标准溶液
20ml,100ug/ml in 1%HNO3
硒标准溶液
80ml,100mg/L in 1%HCl
铈标准溶液
50ml,1000ug/ml in 1.0mol/L HNO3
敌敌畏标准溶液
1ml,100μg/ml,基体:丙酮
伏杀硫磷标准溶液
1ml,analytical standard,100μg/ml in acetone
二氯甲烷标准溶液
2ml,analytical standard,1.00mg/ml in methanol
二氯乙酸标准溶液
1.2ml,1000μg/ml，基体：甲叔丁醚
邻苯二甲酸二丁酯标准溶液
1.2ml,analytical standard,68.8μg/mL in methanol
丙草丹标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
间氯苯酚标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
2,4'-滴滴涕标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
二氯乙酸标准溶液
1.2ml,1000μg/ml，基体：甲醇
氯唑灵标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
氟化物标准溶液
20ml,0.80mg/L,in H2O
钽标准溶液
50ml,analytical standard,1000ug/ml in 1.0 mol/L HF
4-甲酚标准溶液
1.2ml,500ug/ml in Methanol
克螨特标准溶液
1ml,analytical standard,100μg/ml in methanol
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,100ug/ml in acetone,u=4%
克螨特标准溶液
1ml,analytical standard,10μg/ml in methanol
五氯硝基苯标准溶液
1ml,analytical standard,100ug/ml in benzene
化学需氧量 (COD)-铬标准溶液
50ml,1000μg/ml 邻苯二甲酸氢钾 in H2O
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