Acids Calibration Level 3

4-ANPP,100 µg/mL,acetonitrile,1mL,

2,2',3,4,4',5,5'-Heptachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

1,3,7-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-38-6