Ammonia as (NH4+) Back Catalog number: 50632 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4108-100-CYX5 ISO 9377-2 Standard Mixture of n-Alkanes C10-C40 (all even) Determination of Hydrocarbon Oil in Water Index 16 Analytes, each 50 µg/mL in n-Pentane; units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 100µg/mL in Cyclohexane Units: 1x1 Price on request 15290-10CY10 Pesticides - Mix 6, 10µg/ml in Cyclohexane, 10ml Price on request 94158 CLP SOM 01.1DMC Volatiles Price on request