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Lactoperoxidase

CAS Number
9003-99-0
EC Number
232-668-6
Molecular Weight
396.4 g/mol

Description

Lactoperoxidase (CAS 9003-99-0 ) is a naturally occurring enzyme derived from bovine milk and colostrum, commercially supplied for its antimicrobial and oxidative activity. It functions as the catalytic component of the lactoperoxidase system. The enzyme generates bactericidal compounds when combined with hydrogen peroxide and thiocyanate. This mechanism makes it a recognized preservation and stabilization tool across food, pharmaceutical, and biotechnology applications. In food and dairy processing, it is used to extend the shelf life of raw milk and liquid dairy products without heat treatment. This specific method is endorsed by FAO/WHO guidelines for global food safety. Personal care and oral hygiene formulators incorporate it into toothpastes, mouthwashes, and saliva-substitute products targeting antimicrobial efficacy. It provides a natural alternative to synthetic preservatives in these formulations. Diagnostic and life science manufacturers use it as a labeling reagent for radioiodination of proteins. It also serves as a critical component in enzyme-linked assay systems for various laboratory research applications. Pharmaceutical researchers evaluate it as a biopreservative in protein-based formulations where conventional preservatives are incompatible. It is supplied as a lyophilized powder or liquid concentrate with activity expressed in units. Grades include food-grade and research-grade specifications, with purity and specific activity defined per supplier standard. Material sourced from bovine milk is the predominant commercial form for industrial use. Buyers should confirm activity retention and cold-chain requirements when evaluating suppliers. Ensuring the material meets necessary quality standards is essential for maintaining the efficacy of the lactoperoxidase system. Contact us for supply of Lactoperoxidase Request Quote

Other Names (Synonyms)

N-(2-AMINOPHENYL)-4-([[4-(PYRIDIN-3-YL)PYRIMIDIN-2-YL]AMINO]METHYL)BENZAMIDE | A6GWB8T96J | E.C. 1.11.1.7 | Guaiacol peroxidase | HRP

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Density1.37[at 20℃]
Colorred-brown
Formpowder
Water SolubilitySoluble in water and phosphate buffer.
Vapor Pressure0.004Pa at 25℃
pH6.5-7.5 (20°C, 10g/L in H2O)
Log P-1.3 at 20℃

Safety & Handling

Danger
GHS07· IrritantGHS08· Health Hazard

Hazard Statements

H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary Statements

P233Keep container tightly closed.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P284In case of inadequate ventilation wear respiratory protection.
P321Specific treatment (see … on this label).
P403Store in a well-ventilated place.
P501Dispose of contents/container in accordance with local regulations.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P316Get emergency medical help immediately.
P364Take off contaminated clothing and wash it before reuse.

Trade & Regulatory

HS Code35079090
Storage Class11 - Combustible Solids
WGK (Germany)3