COD Calibration Standard Back Catalog number: 50241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12062.4-100MG N-Ethyl-N-(2-hydroxyethyl)nitrosamine,neat,neat,100mg, Price on request 79161 Pentachloroanisole Price on request 2105.8-100MG 1,5-Bis-(1-methylethyl)-biguanide HCl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 45095-69-0 Price on request