Freon Standard Back Catalog number: 96163 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 685298 1-Naphthylacetic acid, 100 µg/ml, Acetonitrile, Price on request 95282 Potassium butylxanthate (as butylxanthate acid) Price on request 673618 delta-HCH, 100 µg/ml, Ethyl acetate, 5ml Price on request