VWR offers a complete range of products for the determination of the hydrocarbon oil index (HOI) in accordance with EN ISO 9377-2 (DIN H53).
- All standards are CRMs according to ISO 17025 and ISO 17034
- Shelf life of 24 months
- Storage: 2 – 8°C
- Supplied with a detailed, batch-specific certificate of analysis
The Hydrocarbon Oil Index (HOI) is defined as the total amount of compounds which can be extracted from the sample (drinking water, surface water and waste water) with a non-polar solvent having a boiling point between 39°C and 69°C .
In addition, the compounds must not absorb on Florisil® (magnesium sulphate) and must elute between n-decane (C10H24) and n-tetracontane (C40H82) when analyzed by GC using an apolar analytical column.
Certyfikaty: ISO 17025 / ISO 17034. ISO 9377-2.
Informacje dodatkowe: Delivered with Certificate of Analysis, reference and batch number of source materials.
Sposób pakowania: Most articles are packaged in glass ampoules. Certan® bottles provide the advantage of a sealed ampoule with the flexibility of a screw cap bottle or a septum vial. These unique, screw-cap sample containers with a 1,2×28 mm height capillary opening are designed for the storage of volatile samples and reference standards.