Cimetidine

EPA Method 8141 Standard

7,8,9,10-Tetrahydrobenzo[b]naphtho[2,3-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 39097-15-9

Etirazetam-d6, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.