Propionic acid sodium salt, 1g Back Catalog number: NG-17604-1G Availability: In the manufacturer's stock Price on request - + Recommended 673228 Chloridazon, 10.0 µg/ml, Acetonitrile, 10ml Price on request S-4107-50-PE ISO 9377-2 Standard Mixture of n-Alkanes C20-C40 (all even) Determination of Hydrocarbon Oil in Water Index 11 Analytes, each 50µg/mL in n-Pentane, units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 50µg/mL in n-hexane; units 1x1mL, 1x5 Price on request 11090.8-10MG 2,3,5-Collidine,neat,neat,10mg, Price on request