Melatonin,1000 µg/mL,MeOH,1mL, Back Catalog number: 11319.13-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 82404 EPA Method 8240A Mix #5 - Alcohols, 2000µg/ml in MeOH, 1ml Price on request 59786 Metals Mix Price on request 1242.8-K-ME n-Octane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 111-65-9 Price on request