T 0136 (OTTO) Thulium(III) nitrate, pentahydrate, 99.99% Cas 36548-87-5 - used in the synthesis of thulium oxide (Tm2O3) nanorods for modified electrode in enzyme-based biosensor analysis. T 0136 (OTTO) Thulium(III) nitrate, pentahydrate, 99.99% Cas 36548-87-5 - used to synthesize hydrophilic, microporous lanthanide-organic frameworks.