Freon Gas Standard Back Catalog number: 98948 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54119 pH 6.0 Standard @ 25°C Price on request 0655.30-K-IO Squalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 111-02-4 Price on request 10710.2-100-MEX5 O,O-Dimethyldithiophosphate-13C2, sodium salt Price on request