Ingrediente a base di aminoacidi

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.

Numero CAS 63-68-3
Formula molecolare C₅H₁₁NO₂S
Peso molecolare 149,21 g/mol
Condizione fisica White crystals or crystalline powder
Standard USP40

Product Overview

Che cos’è la L-metionina?

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

Prodotto L-metionina
Batch No. 20251221
Quantità 2.000 kg
Manufacture Date 2025.12.21
Retest Date 2027.12.20

Specifiche tecniche

L-Methionine Specification & COA Results

Analytical requirements and corresponding batch results.

Test Item Specifiche Result
Chemical & Physical Properties
Aspetto White crystals or crystalline powder Conforms
Identificazione Infrared Absorption Conforms
Rotazione specifica +22.4° to +24.7° +23.8°
pH 5.6 to 6.1 5.80
Perdita all'essiccazione Not more than 0.30% 0.10%
Residui all'accensione Not more than 0.40% 0.04%
Inorganic Components
Chloride Not more than 0.05% Conforms
Solfato Not more than 0.03% Conforms
Ferro Not more than 30 ppm Conforms
Metalli pesanti Not more than 15 ppm Conforms
Impurities & Assay
Individual Impurity Not more than 0.5% Conforms
Total Impurities Not more than 2.0% Conforms
Analisi 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.

Identità definita degli ingredienti

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

Numero CAS 63-68-3 Forma L-metionina

Specification & Quality

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

Standard USP40 Documentazione COA disponibile

Application Areas

L-Methionine Applications

Application requirements determine the appropriate specification and product standard.

01

Integratori alimentari

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.

Selezione dei prodotti

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.

Identificazione degli ingredienti 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.
Imballaggio Confirm the pack configuration required for handling, storage and production.

Product Documentation

Product documentation supports ingredient qualification and specification review.

Analytical Document COA
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.

Imballaggio

25 KG / Drum

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

25 KG / Drum

Immagazzinamento

Condizioni di conservazione

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

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