1,2,4,5-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml Back Catalog number: 70274 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 14728.22-K-AN Δ9-THC Carboxylic Acid A, 1000µg/ml in Acetonitrile, 1ml Price on request 83585 4-Nitrophenol Price on request 673196 Amidosulfuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request