WP Total Phenolics

n-Undecane, ?13C: -26.11, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 1120-21-4

2,2',3,4',5,5',6-Heptachloro-4-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

Thymohydroquinone, 100mg