ASTM D-4815 Calibration Mix #2 Back Catalog number: 51059 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2693.6-K-IO 3,4-Dimethylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 632-15-5 Price on request 676747 Sodium perchlorate monohydrate, 100 µg/ml, Water, Price on request 9427.5-100MG Hexachlorocyclopentadiene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 77-47-4 Price on request