Gun Shot Residue Back Catalog number: 53326 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended FRS-068S 1,2,5,6-Tetrabromocyclooctane, 100 µg/mL in TO,1ml Price on request 34042 EPA Method 531.2 - Analytes Price on request 674896 Oxolinic acid, 250mg Price on request