Hydroquinone, 100mg

GC-IRMS Standards ((C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15); C40 (?13C: -27.05)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no.

Ammonia as N, 100µg/ml in Water, 100ml

2,3,4,6-Tetrabromo[13C6]phenol, 1.2ml x 100ug/ml, toluene