EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675377 Cyphenothrin, 100mg Price on request 79618 bis(Chloromethyl) ether Price on request 12115.12-100-ME (±)-Sotalol-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL, Price on request