Tri-n-butylphosphate-d27 Back Catalog number: 9491.12-10MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 82412 EPA Method 8240A Calibration Check Compounds Price on request 70065 trans-Chlordane Price on request 673675 Prochloraz, 10.0 µg/ml, Ethyl acetate, 10ml Price on request