EPA Method 525.2 Standard Back Catalog number: 92694 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1753.12-100MG Dibenzothiophene sulfone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1016-05-3 Price on request 70360 Resorcinol Price on request 98494 Chlorinated Pesticides Price on request