Butyric acid, 1ml

Nitrite as NO2-, 1000µg/ml in water, 100ml

d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Flonicamid, 100 µg/ml, Acetonitrile, 5ml