INTRODUCTION

Ferrozine, chemically 3-(2-Pyridyl)-5,6-bis(4-phenylsulfonic acid)-1,2,4-triazine disodium salt, is a water-soluble solid. It is complexometric reagent for detection and estimation of iron.

Manufacture
It is synthesized by condensation of 2,6-dimethyl pyridine with 3,5-dinitrobenzenesulfonic acid, followed by reduction with Fe powder, and then sulfonation with fuming sulfuric acid. Purification occurs via crystallization from water.

Synonym3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine-4´,4´´-disulfonic
acid sodium salt
CAS no.28048-33-1
EINECS no.248-797-6
Molecular formulaC20H12-13N4Na1-2O6S2·xH2O
Molecular weight468.47 (anion)
Structure
Applications
Determine the iron content in food, water, chemicals, and biological samples
Study the metabolism of iron in cells and tissues
Monitor the environmental pollution caused by heavy metals
Preparation of iron complexes for catalysis
Synthesis of iron nanoparticles for biomedicine
Develop new sensors, biomaterials, and drug delivery systems
Improve efficacy and safety of existing medicinal treatments
Numerous other applications in scientific experiments, especially in the fields of analytical chemistry, biochemistry, and environmental science

SPECIFICATIONS

TestUnitSpecification
AppearanceGreenish yellow powder
Solubility (C5%; w/v. in acetate buffer, pH 5.5)Yellow, clear
Identification by UV (c = 1%, w/v, d = 1 cm)Should correspond to standard
Max 282-284 nm
Specific Extinction at absorption Max 385-465
Identification by IRShould correspond to standard
Sodium by flame photometry, based on hydrous substance%4.0 – 9.0
KF Water%≤10.0
Assay Ferrozine anion (Photometric), based on hydrous substance%90.0 – 110.0

STORAGE
Stored at ambient temperature.

PACKING
25 kg drum.

REACH Status
Not registered yet.

No matter the quantity you need, our exceptional quality and service will make ExSyn your supplier of choice! If you need any additional information or SDS, please contact us.

More Products
In focus: Sodium Hyaluronate Ph. Eur.
Products in focus · 12/05/2026

Sodium Hyaluronate is the sodium salt of hyaluronic acid, a naturally occurring glycosaminoglycan known for its exceptional ability to retain moisture, along with its viscoelastic and biocompatible properties, making it highly valuable across pharmaceutical, cosmetic, and biomedical applications.

READ MORE
In focus: Pyrazinamide Ph. Eur.
Products in focus · 05/05/2026

Pyrazinamide is a first-line antitubercular drug used in combination therapy for the treatment of tuberculosis (TB). It is a synthetic pyrazine derivative and acts as a prodrug, which is converted into its active form (pyrazinoic acid) inside Mycobacterium tuberculosis.

READ MORE
In focus: 6-Bromopyridine-2,3-diamine
Products in focus · 28/04/2026

6-Bromopyridine-2,3-diamine is a heterocyclic organic compound belonging to the class of substituted pyridines. It is used mainly as an intermediate in pharmaceuticals and agrochemicals.

READ MORE
In focus: MagnesiumTrisilicate BP (Trisilicalm)
Products in focus · 21/04/2026

Magnesium trisilicate is an inorganic compound commonly used in pharmaceutical and gastrointestinal (GI) preparations due to its dual action. It is usually produced as a white, odorless, fine powder. It helps bind toxins or irritants in the gastrointestinal tract and occasionally used in formulations for its stabilizing properties.

READ MORE
In focus: Choline Salicylate Solution
Products in focus · 14/04/2026

Choline salicylate is a salicylate salt formed from choline and salicylic acid. It is a non-steroidal anti-inflammatory agent (NSAID-type compound) mainly used for its analgesic, anti-inflammatory, and mild antiseptic properties. Unlike acetylated salicylates, it is less irritating to the gastric mucosa and is commonly used in topical oral preparations such as gels and mouth paints.

READ MORE
In focus: Tensyra™ N-10, (Octoxinol 10, Ph.Eur.)
Products in focus · 07/04/2026

TensyraTM N-10 (Octoxinol 10; tert-octyl phenyl ethoxylate) is a non-ionic surfactant known for its excellent solubilizing and membrane-permeabilizing properties. It features a hydrophilic polyethylene oxide chain paired with a lipophilic aromatic hydrocarbon group.It readily breaks down biological membranes to lyse cells, solubilize proteins, and permeabilize cell membranes for assays.

READ MORE
In focus: Teprenone (Geranylgeranylacetone; GGA)
Products in focus · 31/03/2026

Teprenone (Geranylgeranylacetone, GGA) is a mixture of the all-trans and mono-cis isomers of 6,10,14,18-tetramethyl-5,9,13,17-nonadecatetraen-2-one (in a weight ratio of 3:2). It is an acyclic isoprenoid compound with a structure like retinoids and is widely used for the treatment of gastrointestinal ulcers.

READ MORE
In focus: Ciclopirox Olamine Ph.Eur.
Products in focus · 24/03/2026

Ciclopirox Olamine (CPO)  is the N-oxide of a 2 -hydroxy pyridine derivative that carries antifungal, antibacterial, and anti-inflammatory properties. It is composed of 6-cyclohexyl-1-hydroxy-4-methyl-2(1H)-pyridone combined with 2 aminoethanol (olamine) in a 1:1 ratio.

READ MORE
In focus: N,N-Dimethylglycine sodium salt (DMG Na)
Products in focus · 17/03/2026

N,N-Dimethylglycine sodium salt (DMG Na) is the sodium salt form of N,N-dimethylglycine, a tertiary amino acid derivative is white to off white crystalline solid, freely soluble in water.

READ MORE