| Melting Point | 73°C |
| Color | White |
| Formula Weight | 91.15 |
| Physical Form | Crystal-Powder at 20°C |
| Chemical Name or Material | Tetramethylammonium Hydroxide Pentahydrate |
| UN Number | 3423 |
| 82620 |
Synonym: tetramethylammonium hydroxide pentahydrate, b2hkt2lckq, unii-b2hkt2lckq, methanaminium, n,n,n-trimethyl-, hydroxide, pentahydrate, tmaoh, tetramethylammoniumhydroxid, tetrametanoamonio hydroxido, tetrametiloamonio hydroxido, methanaminium, n,n,n-trimethyl-, hydroxide, hydrate 1:1:5, acmc-2098bm
