Perchlorate (ClO4-) Back Catalog number: 57002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71866 Metazachlor Price on request A15987120MW-100 Perfluorooctane sulfonic acid, 100µg/mL in MeOH:Water, 1ml Price on request 54107 Bromide (Br-) Price on request