Isocratic Test Standard Back Catalog number: 93755 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 18000-1825-100ME5 Sulfanilamide, 100µg/ml in MeOH, 5ml Price on request 0932.14-500-IO 1,2-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-14-3 Price on request BCR-139 Benzo[ghi]fluoranthene, 100mg Price on request