EPA Method 8260B Internal Standard Back Catalog number: 22213 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9698.29-10MG 5 alpha(H)-Cholestan-3ß-ol acetate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 681373 Pymetrozine, 100mg Price on request 53111 Disc. Use P#52130 (100mL) Price on request