Method 200.8/1638/1640 Internal Standard Back Catalog number: 53145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA16708100AL Quinmerac D4 100 µg/mL in Acetonitrile Price on request 2661.12-100-IO Arochlor 1232, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11141-16-5 Price on request S-4059-4-10B Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C) Price on request