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品质保障
专业品质
硝酸根离子(NO₃-)标准溶液
20ml,100ug/ml in Water (20℃)
一溴二氯甲烷标准溶液
1.2ml,analytical standard,455ug/ml in methanol
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
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
环氧乙烷标准溶液
1ml,0.2 mg/mL于异辛烷
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)
硝酸盐氮标准溶液
20ml,1000ug/ml in Water (20℃)
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℃)
绿麦隆标准溶液
1ml,analytical standard,100ug/ml in petroleum ether
草甘膦标准溶液
1ml,analytical standard,100μg/ml in water
a-硫丹标准溶液
1ml,analytical standard,100ug/ml,u=3% in benzene
间苯三酚标准溶液
1.2ml,analytical standard,1000ug/ml in methanol
苯标准溶液
1.2ml,analytical standard,1000ug/ml in carbon disulfide
丙酮中乙嘧硫磷标准溶液
1ml,analytical standard,100ug/ml in acetone
氰离子标准溶液
100ml,1mg/ml in water
多菌灵标准溶液
1ml,analytical standard,100ug/ml,u=3% in ethanol
三溴甲烷标准溶液
2ml,analytical standard,1000ug/ml in methanol
硫酸根离子(SO₄2-)标准溶液
50ml,1000μg/ml in Water (20℃)
铷标准溶液
50ml,analytical standard,1000μg/ml, in 1mol/L HNO3
（Zr,Hf,W,Mo,Ta,Nb,Ti）多元素混合标准溶液
50ml,analytical standard ,100ug/ml in 1.0mol/L HF and 1.0mol/L HNO3
1,1,1-三氯乙烷标准溶液
2ml,2000ug/ml in Methanol
仲丁威标准溶液
1ml,analytical standard,100ug/ml in acetone
仲丁威标准溶液
1ml,analytical standard,10ug/ml in acetone
(As, Cd, Cr, Pb, Hg) 多元素混合标准溶液（混标）
50ml,As,Cd,Cr:100μg/ml;Pb,Hg:200μg/ml(,in :5% HNO3，2% HCL)
氢氧化钠容量分析用标准溶液
90ml,volumetric,0.10mol/L in water
亚硝酸盐标准溶液
50ml,100mg/L in water
2-氯-4,6-二氨基-1,3,5-三嗪标准溶液
1ml,100 ng/μL in methanol
溴苯标准溶液
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
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
甲基毒死蜱标准溶液
1ml,1000ppm in acetone
钠标准溶液
50ml,100ug/ml in 1%HCl
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