Molekula
di-Ammonium hydrogen citrate
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
Di-Ammonium hydrogen citrate is a versatile organic salt primarily used as a buffering agent, pH regulator, and chelating agent in pharmaceuticals, food preservation, and laboratory applications. It helps stabilize solutions and enhance solubility in formulations. This chemical has a CAS number of 3012-65-5, a molecular formula of C6H14N2O7, and a molecular weight of 226.18 g/mol. It is stored at ambient conditions but requires careful handling, as indicated by its warning signal word. Molekula supplies di-Ammonium hydrogen citrate 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.
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1 kg — £54.20 per pack ex VAT · £65.04 inc. VAT
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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
| Property | Value |
|---|---|
| Appearance | White to Off-white crystalline powder |
| Identification | Conforms to reference |
| pH | 4.5 - 5.5 |
| Chloride (Cl-) | ≤ 0.001% |
| Assay | ⩾ 98.0% |
| Iron (Fe) | ≤ 0.001% |
| Lead (Pb) | ≤ 0.0002% |
| Sulphates (SO4)(2-) | ≤ 0.01% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless crystals |
| Odour | Slight ammoniacal |
| Density | 1.48 g/cm³ |
| Solubility (other solvents) | Slightly soluble in alcohol |
Source: PubChem CID 18171 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 14624490 |
| CAS Number | 3012-65-5 |
| IUPAC Name | diazanium;3-carboxy-3-hydroxypentanedioate |
| EC Number | 221-146-3 |
| Molecular Formula | C6H14N2O7 |
| Molecular Weight | 226.18 |
| Exact Mass | 226.0801 |
| SMILES | C(C(=O)[O-])C(CC(=O)[O-])(C(=O)O)O.[NH4+].[NH4+] |
| InChIKey | YXVFQADLFFNVDS-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H8O7.2H3N/c7-3(8)1-6(13,5(11)12)2-4(9)10;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);2*1H3 |
| PubChem CID | 18171 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29181550 |
| Tariff Code | 2918150090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Greek, Italian, 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
- AmmCitrate
- Ammonium citrate dibasic
- ammonium hydrogen citrate
- Ammonium monohydrogen citrate
- Ammonium monohydrogencitrat
- citric acid diammonium salt
- DIAMMONIUM CITRATE
- Diammonium citrate (secondary)
- Dibasic ammonium citrate
- Microstop
Frequently asked questions
What is di-Ammonium hydrogen citrate commonly used for?
It is primarily used as a buffering agent in pharmaceuticals, food processing, and as a chelating agent in industrial applications.
What is the chemical formula and molecular weight of di-Ammonium hydrogen citrate?
The formula is **C₆H₁₄N₂O₇** with a molecular weight of **226.18 g/mol**.
How should di-Ammonium hydrogen citrate be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture and strong oxidizing agents.
What grades or purity levels are available for this product?
Molekula supplies **pharmaceutical grade** and **industrial grade** di-Ammonium hydrogen citrate, with purity levels specified upon inquiry.
Can Molekula supply di-Ammonium hydrogen citrate in bulk quantities?
Yes, we offer bulk quantities of di-Ammonium hydrogen citrate, with minimum order quantities and packaging options available upon request.
What documentation comes with an order of di-Ammonium hydrogen citrate?
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.