Molekula
EDTA diammonium salt hydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
EDTA diammonium salt hydrate is a chelating agent widely used in pharmaceuticals, cosmetics, and water treatment to bind metal ions and prevent precipitation or degradation. It is also employed in molecular biology for protein stabilization and enzyme assays. This chemical has a CAS number of 20824-56-0, a molecular formula of HO2CCH2N(CH2CO2NH4)CH2CH2N(CH2CO2NH4)CH2CO2H·H2O, and a molecular weight of 344.32. It should be stored at ambient conditions, with a signal word of Warning indicating moderate hazard. Molekula supplies EDTA diammonium salt hydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
25 g — $50.10 per pack
-
100 g — $123.90 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 13646277 |
| CAS Number | 20824-56-0 |
| Molecular Formula | HO2CCH2N(CH2CO2NH4)CH2CH2N(CH2CO2NH4)CH2CO2H·H2O |
| Molecular Weight | 344.32 |
| SMILES | C(CN(CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O.N.N |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2922494950 |
| Tariff Code | 2922498590 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H332 Harmful if inhaled
- H373 May cause damage to organs through prolonged or repeated exposure
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P304+312 IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is EDTA diammonium salt hydrate commonly used for?
It is primarily used as a chelating agent in water treatment, cosmetics, pharmaceuticals, and as a stabilizer in cleaning products to bind metal ions.
What is the chemical formula and molecular weight of EDTA diammonium salt hydrate?
The formula is **HO2CCH2N(CH2CO2NH4)CH2CH2N(CH2CO2NH4)CH2CO2H·H2O**, and the molecular weight is **344.32 g/mol**.
How should EDTA diammonium salt hydrate be stored?
Store at **ambient temperature** in a cool, dry place, away from direct sunlight and incompatible substances.
What grades or purity levels of EDTA diammonium salt hydrate does Molekula supply?
We supply **analytical grade** and **industrial grade** purity levels, with documentation specifying exact specifications upon request.
Can Molekula supply EDTA diammonium salt hydrate in bulk quantities?
Yes, we offer bulk packaging options (e.g., 25 kg drums, 500 kg totes) for industrial and commercial customers—contact us for pricing.
What documentation comes with an order of EDTA diammonium salt hydrate?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.