Method 1640 Tuning Standard

D4-Quinoclamine, 100 µg/ml, Acetonitrile, 1ml

N-Nitrosodimethylamine-d6, 1000µg/ml in dichloromethane, 1ml

5-Hydroxymethylfurfural                    , 100µg/mL, Solvent-, Unit 1mL, # of units-1, Cas.no. 67-47-0