DEET-d7, 100µg/ml in Acetonitrile, 5ml

5-(Hydroxymethyl)cytosine, 25mg

QC Standard 2

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)