Nitrate & Nitrite as N Back Catalog number: 50454 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1726.15-K-IO 1-Methoxyphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 834-99-1 Price on request S-4460-2K-5ME ISO 15009 Stock Internal Standard Solution for Aromatic Hydrocarbons 2 Analytes, each 2000µg/mL in methanol; unit: 1x5mL 2253.7 Toluene-d8 [2037-26-5] 2171.8 Ethylbenzene-d10 [25837-05-2] Price on request ACQ-SE20-115 Ethanol standard in serum,2.0g/L,serum, 1.5mL Price on request