tri-Ammonium citrate, GR 98%+
Order tri-Ammonium citrate, GR 98%+ (CAS 3458-72-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.
About tri-Ammonium citrate, GR 98%+
tri-Ammonium citrate, GR 98%+ sits in our biological Buffers section and ships worldwide from stock or short lead time. Identity at a glance (AR): CAS 3458-72-8, formula C6H17N3O7 and molar mass 243.22 g/mol. Expect white to off-white powder or crystals.
Where it is used
- Buffer preparation
- Cell culture
- Electrophoresis & chromatography
- Electronics & thin films
Safe handling
Reported physical data: melting point 185 °C (dec.), boiling point 100 °C and density 1 g/mL at 25 °C. Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.
Available as 500 g, 5 kg and 4 x 25 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Buffer preparation
- Cell culture
- Electrophoresis & chromatography
- Electronics & thin films
Applications
Grade guides
Specifications and identifiers
| Product name | tri-Ammonium citrate, GR 98%+ |
|---|---|
| Catalogue number | ZX-003131 |
| CAS number | 3458-72-8 |
| IUPAC name | triazanium;2-hydroxypropane-1,2,3-tricarboxylate |
| Molecular formula | C6H17N3O7 |
| Molar mass | 243.22 g/mol |
| Exact mass | 243.1066 |
| Grade | AR |
| Purity / assay | ≥98% |
| Physical form | Crystalline |
| Appearance | White to off-white powder or crystals |
| Melting point | 185 °C (dec.) |
| Boiling point | 100 °C |
| Density | 1 g/mL at 25 °C |
| H-bond donors / acceptors | 4 / 7 |
| Topological polar surface area | 144 Ų |
| HS code | 29181590 |
| InChIKey | YWYZEGXAUVWDED-UHFFFAOYSA-N |
| SMILES | C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[NH4+].[NH4+].[NH4+] |
| PubChem CID | 18954 |
| Synonyms | Citric acid triammonium salt, Triammonium citrate, Ammonium citrate tribasic, Ammonium citrate (3:1), 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, triammonium salt, 2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt, triammonium 2-hydroxypropane-1,2,3-tricarboxylate, INS NO.380, INS-380, tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt (1:3), 2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about tri-Ammonium citrate, GR 98%+
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