售后无忧
品质保障
专业品质
山梨酸标准溶液
10ml,analytical standard,1.00mg/ml in water
扑灭津标准溶液
1ml,1000ug/ml in Purge and Trap Methanol
N-亚硝基二正丁胺标准溶液
1.2ml,1000μg/ml,in Purge and Trap Methanol
钴离子标准溶液
100ml,1mg/ml in 0.005% HN03
(Br-,I-,F-,NO3-,PO4-,SO42-,Cl-） 多元素混合标准溶液（混标）
50ml,(Br-,I-,F-,NO3-,PO4-,SO42-,Cl-）多元素混合标准溶液
（Al、As、Ba、Be、Bi、Cd、Co、Cr、Cu、Fe、Mg、Mn、Ni、Sb、Sn、Ti、V、Zn、Zr）多元素混合标准溶液（混合标准）
50ml,100μg/ml,in 2.5mol/L HCL
铍标准溶液
80ml,analytical standard,10ug/ml in 2% HCl
苯并(a)芘标准溶液
1ml,2000μg/ml in Toluene
铷离子标准溶液
100ml,1mg/ml in 0.005% HN03
(La, Ce, Pr, Nd, Sm, Eu, Gd, Y) 多元素混合标准溶液（混标）
100ml,100μg/ml
灭幼脲标准溶液
1ml,analytical standard,10ug/ml in acetone
二氧化硅标准溶液
100ml,1mg/ml in 0.4%NaOH
间二甲苯标准溶液
1ml,analytical standard,1000ug/ml in carbon disulfide
克伦特罗标准溶液
2ml,1.0mg/ml in methanol
甲醇中氯丙那林标准溶液
2ml,analytical standard ,1.05mg/ml in Methanol
氯苯嘧啶醇标准溶液
1ml,analytical standard,100ug/ml in methanol
1,2,4-三氯苯标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
三氯甲烷和四氯化碳混合标准溶液
2ml,analytical standard,Trichloromethane:6.00mg/L,Carbon tetrachloride:0.199mg/L in Methanol
邻二甲苯标准溶液
1ml,2000ug/ml in Purge and Trap Methanol
丙烯醛-2，4-二硝基苯腙标准溶液
1.2ml,100μg/ml in Acetonitrile
一氯二溴甲烷标准溶液
1.2ml,460μg/ml in methanol
异菌脲标准溶液
1ml,analytical standard,100ug/ml in benzene
氯乙烯标准溶液
2ml,1000μg/ml,in Methanol
乙二胺四乙酸二钠标准溶液
1L,0.02000mol/L(0.02M)
亚胺硫磷标准溶液
1ml,analytical standard,100ug/ml in acetone
铕标准溶液
50ml,1000ug/ml in 1.0mol/L HNO3
绿麦隆标准溶液
1ml,100ug/ml，溶剂：正己烷
碘离子标准溶液
50ml,1mg/ml in water
乙二胺四乙酸二钠标准溶液
20ml,0.05 M in H2O,volumetric standard
铝标准溶液
50ml,analytical standard ,1000ug/ml in 1.0 mol/L HNO3
间二氯苯标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
对氯甲苯标准溶液
1ml,analytical standard,1000ug/ml in methanol,for water analysis
噻螨酮标准溶液
1ml,analytical standard,10μg/ml in acetone
苯乙烯标准溶液
2ml,2000ug/ml in carbon disulfide,analytical standard
苯酚标准溶液
2ml,analytical standard,1.0mg/ml in methanol
硫标准溶液
20ml,1000ug/ml in H2O
异辛烷中12种共平面多氯联苯混合标准溶液
1ml,in Isooctane
亚氯酸盐标准溶液
2ml,1000mg/L in H2O
乐果标准溶液
1ml,analytical standard,10ug/ml in acetone
对硝基苯酚标准溶液
1.2ml,analytical standard,500ug/ml in methanol
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