Endothall pentafluorophenyl hydrazine derivative,100 μg/mL in MtBE

茵五氟苯肼衍生物

改进实验室性能检测溶液, Modified Laboratory Performance Check Solution,Varied conc. in Pentane

挥发性有机酸混标, Method 552.1-Underivatized Analytes,Varied conc. in MeOH

卤代乙酸混标(含替代物,2,3-二溴丙酸), Haloacetic Acid Mix with Surrogate,Varied conc. in MtBE

2-Bromobutanoic acid,10 mg/mL in MtBE

2-溴丁酸

二溴乙酸, Dibromoacetic acid,1000 μg/mL in MtBE

方法552-卤乙酸甲酯套标, M.552-Haloacetic Acid, methyl ester set

12组分羰基DNPH衍生物溶液标准品, Carbonyl DNPH Derivatives,1000 μg/mL in MeOH:AcCN (95:5) (as deriv.)

Propanal-DNPH,1000 μg/mL in MeOH:AcCN (95:5) (as deriv.)

丙醛-DNPH

2',4',5'-Trifluoroacetophenone ,20.0 μg/mL in Acetonitrile

2',4',5'-三氟苯乙酮