EPA Method 507 - Performance Check Solution Back Catalog number: 19137 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 13400-2440-100ME5 3,5-Dinitrotoluene, 100µg/ml in MeOH, 5ml Price on request ISO 21675-LSS ISO 21675:2019Labelled Stock Sol, 100ng/ml in MeOH Price on request 2325.18-K-IO 1-Phenyl-1,3,3-trimethylindan, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3910-35-8 Price on request