Substance profile
Tetrasodium ethylene diamine tetraacetate
Tetrasodium ethylene diamine tetraacetate is a white powder.
01 · Identification
What Tetrasodium ethylene diamine… is
Tetrasodium ethylene diamine tetraacetate is a white powder. Its molecular formula is C10H12N2Na4O8 and its molecular weight is 380.17 g/mol. It melts at 300 °C, is slightly soluble in water.
Under the GHS it carries the signal word Danger.
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H302 | Harmful if swallowed. |
| H318 | Causes serious eye damage. |
Precautionary statements: P270, P280, P301, P305, P310, P312, P330, P338
03 · Physical and chemical properties
Tetrasodium ethylene diamine… properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Melting point | 300 °C (572 °F) | decomposes, decomposes | HSDB |
| Density | 0.8268 g/cm³ | HSDB | |
| 0.7 g/cm³ | ICSC | ||
| Solubility | Slightly soluble in ethanol | HSDB | |
| Less soluble in alcohol than the potassium salt | HSDB | ||
| Freely soluble in water | HSDB | ||
| Autoignition temperature | 200 °C (392 °F) | above this value | ICSC |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling Tetrasodium ethylene diamine…
Storage conditions
... Store in a well ventilated area away from sources of heat. ...
Source: Hazardous Substances Data Bank (HSDB)
Incompatible materials
Incompatible with strong acids, nitrates, oxidizers. Can solubilize metals.
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check Tetrasodium ethylene… in the storage compatibility matrix →