1-(2,4,5-Trihydroxyphenyl)butan-1-one at 1000 μg/mL in Acetonitrile

2',4',5'-三羟基苯丁酮,1000 μg/mL溶于乙腈

31种农药混标,50 μg/mL 溶于乙腈/ SV混合04(GB 23200.8-2016), Custom Pesticide/SV Mix 04

19种农药混标,50 μg/mL 溶于乙腈/ SV混合16A(GB 23200.8-2016), Custom Pesticide/SV Mix 16A

21组分农残定制混标,100 μg/mL溶于丙酮(GB/T 14848-2017), Custom Pesticide Standard @ 100 μg/mL in Acetone

4种氨基甲酸酯类同位素混标,25/100 mg/L于甲醇(HJ 827-2017), Custom Isotope Labeled Mix @Varied Conc. in Methanol

定制35种农残混标, Custom Pesticide Standard@50 μg/mL in Solvents: Ethyl acetate-100% "Custom Pesticide Standard@50 μg/mL in Solvents: Ethyl acetate-100%

19种有机磷混标组分A,100 μg/mL溶于正己烷(HJ 963-2018/HJ1023-2019), Custom Pesticide Standard Mix A @ 100 μg/mL in Hexane

Custom Chlorinated Standard 100ug/ml Hexane-50% Acetone-50%

21种半挥发性有机物SVOC总项目(表一与表二),1000μg/mL溶于二氯甲烷(GB 36600-2018), Custom SV Standard @ 1000μg/ml in Mehtylene chloride

10种磺酰脲类农残混标,500 μg/mL溶于乙腈(HJ 1015-2019), Custom Pesticide Standard @ 500 μg/mL in Acetonitrile