Ethylene diamine tetraacetic acid tetrasodium salt(EDTA-4NA)
Chemical name: EDTA 4Na·2H2O
Molecular formula: C10H12N2O8Na4·2H2O
Molecular weight: 452.23
CAS No: 13254-36-4
|Appearance||White crystalline powder||White crystalline powder|
|Assay %||≥ 99.0||99.5|
|Chloride (Cl )%||≤0.01||0.002|
|Sulfate (SO4) %||≤0.05||0.01|
|PH 1% Solution||10.5-11.5||10.87|
Packing :25kg net per woven bag or according to customers` demand .
Storage : stored in the dry and ventilated inside storeroom
,prevent direct sunlight ,slightly pile and put down .
- Hazardous Identification
WARNING MAY BE HARMFUL IF SWALLOWED OR INHALED. MAY CAUSE
IRRITATION TO SKIN AND RESPIRATORY TRACT. CAUSES EYE IRRITATION.
Health Rating: 1-Slight
Reactivity Rating: 0-None
Contact Rating: 1-Slight
Lab Protective Equip: GOGGLES, LAB COAT
Storage Color Code: Orange(General Storage)
Potential Health Effects:
There is insufficient data in the published literature to perform a
complete hazard evaluation for this product. Special precautions
must be used in storage, use and handling. Protective equipment
should be chosen using professional judgment.
Mild irritant. Symptoms may include coughing on sneezing. May cause
irritation to the respiratory tract.
Substance has low toxicity by ingestion. Large amount may cause
gastric upset due to osmotic imbalance through the sequestering of
Mild irritant. Symptoms may include reddening or inflammation on
Causes irritation. Solutions are severe irritants to the eye and
cause pain, blurred vision.
No information found.
Aggravation of Pre-existing Conditions:
No information found.
- First Aid Measures
If inhaled, remove to fresh air. If not, breathing, give artificial
respiration. If breathing is difficult, give oxygen. Call a
Remove any contaminated clothing. Wash skin with soap or mild
detergent and water for at least 15 minutes. Get medical attention
if irritation develops or persists. Wash clothing before re-use.
Immediately flush eyes with plenty of water for at least 15
minutes. Lifting lower and upper eyelids occasionally. Get medical
- Fire Fighting Measures
Not considered to be a fire hazard.
Not considered to be an explosion hazard.
Fire Extinguishing Media:
Use any means suitable for extinguishing surrounding fire.
In the event of a fire, wear full protective clothing and
NIOSH-approved self-contained breathing apparatus with full-face
piece operated in the pressure demand or other positive pressure
- Accidental Release Measures
Ventilate area of leak or spill. Wear appropriate personal
protective equipment as specified in Section 8. Spills: Pick up and
place in a suitable container for reclamation or disposal, using a
method that does not generate dust.