Nicotinic acid, Stock solution system check EN12260

Bis(1,3-dichloro-2-propyl) phosphate (97%), 1.2ml x 48.5ug/ml, acetonitrile

Nitrite (NO2-) as N

Cypermethrin, isomer mix, 10µg/mL, Solvent-acetonitrile, Unit 10ml, # of units-1, Cas.no. incl. 52315-07-8