Iron (III) Oxide (18O3, >98%)


Iron (III) Oxide (18O3, >98%)

≥98 atom % 18O

Item NumberOOC-209-98-PK
Cas Number (For Natural Compounds)1309-37-1
Chemical Purity99%
Chemical FormulaFe218O3
Molecular Weight (for Fully Enriched Product)165.69

* Required minimal order is €200.

Categories: , SKU: 1120-2-2

Available options

Product NameItem NumberUnitItem AvailabilityPriceQuantity 
Iron (III) Oxide (18O3, >98%)OOC-209-98-11gReady to ship in 1-2 weeks367
Iron (III) Oxide (18O3, >98%)OOC-209-98-55gReady to ship in 1-2 weeks1780
Iron (III) Oxide (18O3, >98%)OOC-209-98-1010gReady to ship in 1-2 weeks3468
Iron (III) Oxide (18O3, >98%)OOC-209-98-2525gReady to ship in 1-2 weeks8258

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact us.



isotope purity≥98 atom % 18O
assay≥99% (CP)
Melting point1565 °C (lit.)



Iron (III) Oxide-18O3 has been used:

  • as an isotope indicator during biomedical research;
  • when setting up large-scale environmental studies;

Thus, Oxygen-18 is extremely successfully used to solve extremely relevant programs in the field of healthcare, ecology, and fundamental sciences.


1, 5, 10, 25 g in glass bottle.

Safety and Documents

SDS for OOC-209

Additional information

Product Name

Iron (III) Oxide (18O3, >98%)

Item Number

OOC-209-98-1, OOC-209-98-5, OOC-209-98-10, OOC-209-98-25


1g, 5g, 10g, 25g

Item Availability

In stock, ready for immediate shipment, Ready to ship in 1-2 weeks