Isodrin Back Catalog number: 3426.12-100-AN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 31782 EPA Method 507/1656 Nitrogen Phosphorus Price on request 3237.21-K-IO 12-cis-Heneicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3515-84-2 Price on request 0613.30-100-IO 17ß(H),21ß(H)-Hopane, 100µg/min Isooctane, 1ml Price on request