tri-Ammonium citrate, EP

Name: tri-Ammonium citrate, EP
Brand: Vaqora Chemicals
SKU: VQ-047177

About tri-Ammonium citrate, EP

Vaqora Chemicals supplies tri-Ammonium citrate (EP grade), a biological buffer registered under CAS number 3458-72-8. Formula C6H17N3O7, molecular weight 243.22 g/mol. Alternative names: Ammonium citrate tribasic and Ammonium citrate (3:1).

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for buffer preparation, cell culture, electrophoresis and chromatography and food and flavour applications. Buyers come mainly from academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies tri-Ammonium citrate in 500 g and 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Buffer preparation
Cell culture
Electrophoresis & chromatography
Food & flavour applications

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	tri-Ammonium citrate, EP
Catalogue No.	VQ-047177
CAS Number	3458-72-8
IUPAC name	triazanium;2-hydroxypropane-1,2,3-tricarboxylate
Molecular formula	C₆H₁₇N₃O₇
Molecular weight	243.22 g/mol
Exact mass	243.1066
Grade	EP
HSN 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

Physical properties
Physical form	Other
H-bond donors / acceptors	4 / 7
TPSA	144 Å²
Synonyms	Ammonium citrate tribasic, Ammonium citrate (3:1), Citric acid triammonium salt, 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)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 3458-72-8

Ammonium Citrate 10% w/w Solution

CAS: 3458-72-8
Formula: C₆H₁₇N₃O₇
MW: 243.22 g/mol

VQ-046472

Extra Pure

tri-Ammonium citrate, 98%

CAS: 3458-72-8
Formula: C₆H₁₇N₃O₇
MW: 243.22 g/mol

VQ-003130

AR

tri-Ammonium citrate, GR 98%+

CAS: 3458-72-8
Formula: C₆H₁₇N₃O₇
MW: 243.22 g/mol

VQ-003131

Frequently asked questions

What is the CAS number of tri-Ammonium citrate, EP?

The CAS Registry Number of tri-Ammonium citrate, EP is 3458-72-8. It is also known as Ammonium citrate tribasic, Ammonium citrate (3:1), Citric acid triammonium salt.

What is the molecular formula and molecular weight of tri-Ammonium citrate, EP?

tri-Ammonium citrate, EP has the molecular formula C6H17N3O7 and a molecular weight of 243.22 g/mol.

Which grade and pack sizes of tri-Ammonium citrate, EP can I order?

We supply tri-Ammonium citrate, EP in EP grade, in 500 g, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with tri-Ammonium citrate, EP?

Yes. Every lot of tri-Ammonium citrate, EP is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can tri-Ammonium citrate, EP be shipped internationally?

Yes. tri-Ammonium citrate, EP is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.