Ingrédient à base d'acides aminés

L-Methionine Supplier | Bulk L-Methionine Powder

L-Methionine is a sulfur-containing essential amino acid supplied as white crystals or crystalline powder for nutritional, food and pharmaceutical applications.

L-Methionine powder, CAS 63-68-3

Product Information

L-Methionine at a Glance

Core chemical and product identification information.

No CAS 63-68-3
Formule moléculaire C₅H₁₁NO₂S
Poids moléculaire 149,21 g/mol
Forme physique White crystals or crystalline powder
Standard USP40

Product Overview

What Is L-Methionine?

L-Methionine is the L-form of methionine and an essential sulfur-containing amino acid.

L-Methionine as an Ingredient

L-Methionine is used as an amino acid ingredient in nutritional formulations, food applications and pharmaceutical formulations. Product selection depends on the required ingredient identity, applicable standard and analytical specification.

Crystalline Powder

The product is supplied in crystalline form. The specified appearance is white crystals or crystalline powder, providing a defined dry ingredient format for formulation and processing.

Product Batch

L-Methionine Batch Information

Produit L-Méthionine
Batch No. 20251221
Quantité 2 000 kg
Manufacture Date 2025.12.21
Retest Date 2027.12.20

Caractéristiques techniques

L-Methionine Specification & COA Results

Analytical requirements and corresponding batch results.

Test Item Spécifications Result
Chemical & Physical Properties
Apparence White crystals or crystalline powder Conforme
Identification Infrared Absorption Conforme
Rotation spécifique +22.4° to +24.7° +23.8°
pH 5.6 to 6.1 5.80
Perte au séchage Not more than 0.30% 0.10%
Résidus à l'allumage Not more than 0.40% 0.04%
Inorganic Components
Chlorure Not more than 0.05% Conforme
Sulfate Not more than 0.03% Conforme
Le fer Not more than 30 ppm Conforme
Métaux lourds Not more than 15 ppm Conforme
Impurities & Assay
Individual Impurity Not more than 0.5% Conforme
Total Impurities Not more than 2.0% Conforme
Dosage 98.5% to 101.5% 99.3%

Product Focus

Why Choose L-Methionine?

L-Methionine is supplied as a defined amino acid ingredient for nutritional, food and pharmaceutical applications, with product specifications available for quality and formulation review.

Identité des ingrédients définie

Our product is L-Méthionine, identified by CAS No. 63-68-3 and supplied in white crystals or crystalline powder form.

No CAS 63-68-3 Formulaire L-Méthionine

Specification & Quality

Product qualification can be supported with batch-level analytical data, applicable product standards and a Certificate of Analysis.

Standard USP40 Documentation ACO disponible

Application Areas

L-Methionine Applications

Application requirements determine the appropriate specification and product standard.

01

Compléments alimentaires

Used as an amino acid ingredient in nutritional products, amino acid formulas, capsules, tablets and powder formulations.

02

Food Applications

Used in food applications where L-Methionine is selected as a nutritional ingredient or for specified food-related functions.

03

Pharmaceutical Applications

Used in pharmaceutical formulations where the required ingredient identity and applicable quality standard are specified.

04

Amino Acid Formulas

Included in amino acid combinations where L-Methionine is specified as part of the finished formulation.

Sélection des produits

How to Select L-Methionine Powder

Start with the required product identity and standard, then confirm the specification and packaging requirements.

Key Selection Points

A suitable L-Methionine product should match the requirements of the finished formulation and the quality specification used for ingredient qualification.

Identité des ingrédients Confirm that the required material is L-Methionine and matches the specification for the intended application.
Product Standard Select the applicable standard for the intended formulation and market.
Analytical Specification Review the required assay, physical parameters and impurity limits.
Emballage Confirm the pack configuration required for handling, storage and production.

Product Documentation

Product documentation supports ingredient qualification and specification review.

Analytical Document ACO
Product Standard USP40

Product Documentation

L-Methionine Documentation

Product information for specification review and ingredient qualification.

Certificate of Analysis

Batch-level analytical information covering identity, physical properties, inorganic components, impurities and assay.

Product Specification

Defined analytical requirements for evaluating L-Methionine against the required product standard.

Quality Information

Product quality is assessed through chemical identification, specific rotation, assay and specified impurity controls.

Emballage

25 KG / Drum

The product is packed in a drum with a 2-tier polyethylene bag as the inner packaging.

25 KG / Drum

Stockage

Conditions de stockage

  • Keep the container dry and tightly closed.
  • Keep in a cool, well-ventilated place.
  • Keep away from heat and oxidizing agents.
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