Guanidine nitrate Back Catalog number: 95179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54595 Phosphorus ASTM D-3231 Price on request 0816.14-K-IO Phenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 85-01-8 Price on request 3046.7-KIT-S C0-C2 Alkylbenzene Solutions Kit (BTEX Kit), , Solvent-, Unit Kit, # of units-, Cas.no. Price on request