EPA Method 200.8 Internal Standard Back Catalog number: 56332 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675144 1,3,5-Tris(2,2-dimethylpropanamido)benzene, 100mg Price on request 675036 Tylosin B, 10mg Price on request S-4055-5-10IO Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO Price on request