Semi-Volatile Standard Back Catalog number: 93959 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C15987122 Perfluorooctane sulfonic acid potassium salt, 100mg Price on request 673921 D3-Chloridazon-methyl-desphenyl, 10.0 µg/ml, Acet Price on request C16405200 1,2-Propanediol, certified, 1ml Price on request