4-tert-Octylphenol-13C6

0.020 N Sodium Hydroxide

alpha alpha alpha (20R 24R)-24-Methylcholestane and alpha alpha alpha (24R 24R)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 50897-35-3/62446-14-4

p,p'-(13C12)Methoxychlor, 100µg/ml in Nonane, 1,2ml