Acids Calibration Level 3 Back Catalog number: 94840 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended IPPFNS Sodium perfluoro-7-methyloctanesulfonate, 1.2ml x 50ug/ml, methanol Price on request 10129.10-50-IO 2,6-Dimethylbenzothiophene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66142-67-4 Price on request 691690 Acetylcedrene, 100mg Price on request