Oil & Grease - Calibration

Tebutam, 100µg/ml in Acetonitrile, 5ml

2,3,3',5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2-Hydroxy-9-fluorenone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6949-73-1