TI-0020 (OTTO) Tetrabutylammonium hydroxide 30-hydrate, ≥99% Cas 147741-30-8 - used to compose the solvent system in a study. TI-0020 (OTTO) Tetrabutylammonium hydroxide 30-hydrate, ≥99% Cas 147741-30-8 - used in the solvothermal synthesis of SNS (simple nanoscroll structures) and INS (intercalated nanoscrolls) hexaniobate nanoscrolls.