EPA Method 8260B Purgeable Internal Standard Back Catalog number: 26013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended HBCD-MXA Mixture of native α-, β-, and γ-HBCD, 1.2ml , toluene Price on request 96614 Risperidone Price on request 677944 Etridiazole, 100mg Price on request