HCI Acid Blank Back Catalog number: 59648 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0729.12-K-IO 2,6-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 581-42-0 Price on request S-4036-K-10IO 3-Chlorothiophene in isooctane Units: 10mL screw-capped bottle Price on request 83502 2,4-DB methyl ester Price on request