Nitrilotriacetic acid
SIAL/72560 - ACS reagent, ≥99.0%
Synonym: N,N-
CAS Number: 139-13-9
Empirical Formula (Hill Notation): C6H9NO6
Molecular Weight: 191.14
EC Number: 205-355-7
MDL Number: MFCD00004287
Linear Formula: N(CH2COOH)3
Product Type: Chemical
| anion traces | chloride (Cl-): ≤100 mg/kg |
| assay | ≥99.0% |
| ≥99.0% (T) | |
| cation traces | Ca: ≤10 mg/kg |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤20 mg/kg | |
| K: ≤50 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Na: ≤500 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| form | powder |
| functional group | amine |
| carboxylic acid | |
| grade | ACS reagent |
| ign. residue | ≤0.1% (as SO4) |
| InChI | 1S/C6H9NO6/c8-4(9)1-7(2-5 |
| InChI key | MGFYIUFZLHCRTH-UHFFFAOYSA |
| loss | ≤0.1% loss on drying |
| mp | 245 °C (dec.) (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | OC(=O)CN(CC(O)=O)CC(O)=O |
| Application: | An excellent chelating agent. |
| Symbol | ![]() GHS07,GHS08 |
| Signal word | Warning |
| Hazard statements | H319 - H351 |
| Precautionary statements | P201 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | Xn |
| Risk Statements | 36-40 |
| Safety Statements | 26-36/37 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | 212.0 °F - closed cup |
| Flash Point(C) | 100 °C - closed cup |
| Purity | ≥99.0% (T); ≥99.0% |
| mp | 245 °C (dec.) (lit.) |
| UNSPSC | 12352100 |



