L-Methionine · Amino Acid Ingredient

L-metionina en polvo

L-Methionine is supplied as a crystalline amino acid powder for supplements, nutrition powders and amino acid blends. The material is tested to a defined specification, with batch-specific analytical results available for quality review.

L-Methionine powder ingredient

Identificación de los ingredientes

L-Methionine Powder at a Glance

Supplied as white crystals or crystalline powder, L-Methionine is tested for identity, specific rotation, pH, loss on drying, inorganic components, impurities and assay.

Número CAS63-68-3
Fórmula molecularC₅H₁₁NO₂S
Peso molecular149,21 g/mol
Reference StandardUSP40

Formulation Fit

Where L-Methionine Powder Fits

The powder format supports several nutritional product types, with the final material specification matched to the intended processing and finished-product format.

01

Cápsulas y comprimidos

For single-amino-acid and multi-ingredient supplement formulas in which L-Methionine is incorporated into a dry blend before filling or compression.

02

Polvos nutricionales

For powder-based nutritional formulas and drink-mix systems where L-Methionine is added as part of the dry ingredient blend.

03

Amino Acid Blends & Premixes

For multi-amino-acid formulas and premixes that specify L-Methionine as one component of the finished ingredient system.

Especificaciones técnicas

L-Methionine Powder Specification & Batch Results

The representative batch was tested against the USP40 specification for identity, physical and chemical properties, inorganic components, impurities and assay.

Batch20251221
Batch Quantity2.000 kg
Manufacture Date2025.12.21
Retest Date2027.12.20
Test Item Especificación Batch Result
Chemical & Physical Properties
Apariencia White crystals or crystalline powder Cumple con
Identificación Infrared Absorption Cumple con
Rotación específica +22.4° to +24.7° +23.8°
pH 5.6 to 6.1 5.80
Pérdida por secado Not more than 0.30% 0.10%
Residuos en el encendido Not more than 0.40% 0.04%
Inorganic Components
Cloruro Not more than 0.05% Cumple con
Sulfato Not more than 0.03% Cumple con
Hierro Not more than 30 ppm Cumple con
Metales pesados Not more than 15 ppm Cumple con
Impurities & Assay
Individual Impurity Not more than 0.5% Cumple con
Total Impurities Not more than 2.0% Cumple con
Ensayo 98.5% to 101.5% 99.3%

Formula Evaluation

Before Using L-Methionine in Your Formula

For capsules, tablets, powders or premixes, confirm that the selected L-Methionine specification fits your formulation and processing requirements.

Formula Requirements

Share the intended dosage form and any requirements that affect blending, filling or compression when discussing the material for your formula.

Sample Evaluation

Sample availability can be discussed for formulation trials or comparison with an approved product specification before a commercial order.

Bulk Supply

Bulk L-Methionine Supply & Documentation

L-Methionine for bulk orders is supplied with defined packaging, storage instructions and batch documentation.

Packaging & Storage

The material is packed in drums with a two-tier polyethylene inner bag.

Pack Size25 kg per drum
Inner PackagingTwo-tier polyethylene bag
ContainerKeep dry and tightly closed.
Storage EnvironmentStore in a cool, well-ventilated place away from heat and oxidizing agents.

Quality Documents

The Certificate of Analysis records batch information, test specifications and analytical results for the supplied material.

Certificate of AnalysisBatch identification, test specifications and corresponding analytical results.
USP40 ConformanceThe representative batch is reported as conforming to USP40.
Product SpecificationUse the applicable specification to review the quality limits required for your project.
Start an Inquiry

Request a Quote for L-Methionine Powder

Send a short outline of your L-Methionine requirement so we can respond with the relevant commercial and product information.

Order QuantityTell us the volume you are planning to purchase.
Application FormatCapsule, tablet, nutrition powder, amino acid blend or another finished-product format.
Specification RequirementsInclude the quality standard or any additional limits used for your project.
Destination & ScheduleProvide the delivery market and target purchasing schedule.

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