Pyrazinamide, 1g Back Catalog number: P840600 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 0919.14-500-IO 1,4-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21339-65-1 Price on request 79022 Heptachlor, 1000µg/ml in Hexane, 1ml Price on request 673783 Demeton-S, 100 µg/ml, Ethyl acetate, 5ml Price on request