n-Hydroxysuccinimide (NHS) is an organic compound with the formula C4H5NO3. Being slightly acidic, it is an irritant to skin, eyes and mucous membranes.
| n-Hydroxy succinimide 99% - Specification | |
| Synonyms | 1-Hydroxy-2,5-pyrrolidinedione, HOSu, NHS |
| Categories | Synthetic reagents, Chemical synthesis |
| Grade | Synthesis |
| Assay | 99% |
| Appearance (Form) | Powder or crystals |
| Appearance (Colour) | White to off white |
| HSN Code | 29251900 |
| Melting point | 95-98 °C(lit.) |
| Boiling point | ~262.4° C |
| Density | ~1.6 g/cm3 (Predicted) |
| n-Hydroxy succinimide 98% - Specification | |
| Synonyms | 1-Hydroxy-2,5-pyrrolidinedione, HOSu, NHS |
| Categories | Synthetic reagents, Chemical synthesis |
| Grade | Synthesis |
| Assay | 98% |
| Appearance (Form) | Powder or crystals |
| Appearance (Colour) | White |
| HSN Code | 29251900 |
| Melting point | 95-98 °C(lit.) |
| Boiling point | ~262.4° C |
| Solubility (Turbidity) | Clear |
| Density | ~1.6 g/cm3 |
Safety Information
- Safety Statements 22-24/25
- WGK Germany 3
- Personal Protective Equipment Eye shields, Gloves, type N95 (US), type P1 (EN143) respirator filter
- RIDADR NONH for all modes of transport



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