Nicotinic acid, Stock solution system check EN12260 Back Catalog number: 8904.6-K(N)-75W Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 3738.12-100-IO 2,2',4,4'-Tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2437-79-8 Price on request 30147 EPA Method 548 Analyte Price on request 3169.21-K-IO Methyl eicosanoate (Methyl arachidate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1120-28-1 Price on request