Method 1640 Tuning Standard Back Catalog number: 52147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8368.6 2-Bromo-4,5,6-trichloroaniline, , Solvent-, Unit , # of units-, Cas.no. Price on request 98552 Formaldehyde (0.1 ppm) Price on request 2126.12-100-IOX5 Arochlor 1242 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9 Price on request