Demeton [O & S Isomers] Back Catalog number: 70957 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9479.7-100K-ME Spermidine, 100mg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 124-20-9 Price on request 673556 Dimethoate, 100 µg/ml, Ethyl acetate, 5ml Price on request 11738.12-100-IO 2,2',3,3',6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request