Ipronidazole-hydroxy, 100 µg/ml, Methanol, 1ml

Selenium (Se)

Salicylic acid-d6 , neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 285979-87-5

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