Pentachlorphenol-13C6, 100µg/ml in MeOH, 1ml

EPA 528 rev. 1.0 Sample Fortification Solution 1 100µg/mL in methanol; unit: 1x5mL 2420.6 2-Chlorophenol-3,4,5,6-d4 [93951-73-6]

Pentafluoroethanesulfonic acid, 97%, 250mg

Anthracene-d10