Nitrate & Nitrite as N Back Catalog number: 54521 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3341.16-100-CY Chlorobenzilate, 100µg/mL, Solvent-c.hexane, Unit 1mL, # of units-1, Cas.no. 510-15-6 Price on request 3576.10-K-IO 1-Methylisoquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1721-93-3 Price on request 71152 2-Methylphenanthrene Price on request