Picric Acid, also known as 2,4,6-Trinitrophenol, is a significant aromatic nitro compound with diverse industrial, laboratory, pharmaceutical and chemical applications. It is known for its brilliant yellow and strong acidity when compared to common phenols. Picric Acid has been long utilized in the production of explosives, dyes and pigments, Laboratory Reagents, metal treatment chemicals and solutions for chemical analysis.
Picric Acid is valuable intermediate for chemical synthesis and is used extensively in the research laboratory and industrial process. It is also used in metallography as an etching solution for metals, in analytical chemistry as a reagent, and for making special dyes and pigments. Due to its reactivity with a wide variety of metals and organic compounds, it can be used in a wide variety of technological applications.
| Chemical Name | 2,4,6-Trinitrophenol |
| Molecular formula | C6H3N3O7 |
| Structural Formula |  |
| Molecular weight | 229 |
| CAS no. | 88-89-1 |
| Hazard class | 4.1 |
Specifications of Picric Acid:
| Parameters | Specifications | Method of Analysis |
| Appearance | Crystalline powder | Visual |
| Color | Lemon Yellow | Visual |
| Purity (Dried) | 99.5% – 100.0% | Titration |
| Melting Point (Dried) | Min. 122oC | M.P. Apparatus |
| Moisture Content | Min.30% | L. O. D. |
| Sulfate Content | Nil | Standard Bacl2 Solution Comparison |