Internal Standard Back Catalog number: 95592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2-B-1378-CDD 2-Bromo-1,3,7,8-tetrachlorodibenzo-p-dioxin (>95%), 1.2ml x 48ug/ml, toluene Price on request 678306 Dichlofenthion, 100mg Price on request 70216 p-Cresol Price on request