GPC Window Calibration Stock Back Catalog number: 93313 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2105.8-100-ME 1,5-Bis-(1-methylethyl)-biguanide HCl, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 45095-69-0 Price on request 72488 Phosphoric acid Price on request ACQ-SE30-030 Ethanol standard in serum,3.0g/L,serum, 3mL Price on request