EPA Method 8260B Internal Standard Back Catalog number: 22213 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N368489 1,4-Naphthoquinone-d6, 10mg Price on request 10900-0460-100ME5 Dichloromethane, 100µg/ml in MeOH, 5ml Price on request BTBECH rac-(1R,2R)-1,2-dibromo-(4S)-4-((1S)-1,2-dibromoethyl)cyclohexane, 1.2ml x 50ug/ml , toluene Price on request