Perchlorate (ClO4-) Back Catalog number: 54164 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L20007700IO PCB No. 77, 10µg/ml in Isooctane, 10ml Price on request ERM-BD017 Sponge Cake – Proximates, 10ml Price on request 677901 Dialifos, 100 µg/ml, Ethyl acetate, 1ml Price on request