PAH IS/S Standard, 4000µg/ml in MeChl., 1ml Back Catalog number: 95280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50677 Butyric acid (C4H8O2) Price on request 52103 IC Anion Calibration Mix #2 Price on request 679319 5-Hydroxythiabendazole, 10mg Price on request