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

Dinoterb

EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid hydrate (contains 5-10% isopropyl alcohol), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 4065-45-6