DL-Methionine

DL-蛋氨酸

Animal Nutrition, Food & NutritionCAS 59-51-8Powder / Granules

Product overview

DL-Methionine is evaluated as a feed amino acids & salts ingredient for animal-feed, premix and pet-food applications. Final use level, species suitability, purity, contaminant limits and authorization must be confirmed for the destination market.

Function & Usage

  • Acidify Feed & Carry Nutrients

    Supports feed acidification, nutrient fortification or premix carrier performance according to the selected approved grade. Typical uses: Methionine supplementation, Protein and amino-acid balancing, Poultry, livestock and aquaculture feed.

  • Balance Feed Amino Acids & Protein

    Provides a selected amino acid or amino-acid salt for protein balancing and species-specific feed formulation. Typical uses: Methionine supplementation, Protein and amino-acid balancing, Poultry, livestock and aquaculture feed.

Specification

Enterprise Standards

Standard: Enterprise Standards

ItemSpecificationsCOA Result
AppearanceWhite powderConforms
OdorCharacteristicConforms
TasteCharacteristicConforms
Assay≥99.0%99.16%
Loss on Drying≤5.0%3.34%
Ash Content≤5.0%2.71%
Pesticide ResidueNegativeNegative
Total Yeast & Mold≤100cfu/gConforms
E.Coli.NegativeConforms
SalmonellaNegativeConforms
StaphylococcusNegativeConforms
Total Plate Count≤1000cfu/gConforms
Arsenic≤2ppmConforms
Lead≤2ppmConforms
Total Heavy Metal≤10ppmConforms

Coated 50% · Feed Grade

Standard: GB/T 17810-2009

ItemSpecificationsCOA Result
AppearanceWhite to off-white granule with good fluidityConforms
Assay(L-Lysiine HCL)≥50%50.28%
CarrierPalm OilConforms
Loss on Drying≤5%1.05%
Particle Size(Through qo mesh sieve)100%Conforms

USP 26

Standard: USP 26

ItemSpecificationsCOA Result
AppearanceWhite crystals or crystalline powderConforms
Assay98.5~101.5%99.50%
pH5.6~6.15.7
Heavy metals (Pb)≤ 0.0015%<0.0015%
Iron (Fe)≤ 0.003%<0.003%
Sulfate (SO ) 4≤ 0.03%<0.03%
Chloride (Cl)≤ 0.05%<0.05%
Loss on drying≤ 0.4%0.10%
Residue on ignition≤ 0.5%0.06%
Heavy metals(as Pb)≤ 0.0015%<0.0015%
Other Amino AcidsConformsConforms

Product information

Primary category:
Animal Nutrition, Food & Nutrition
Subcategory:
Feed Amino Acids & Salts
CAS No.:
59-51-8
Form:
Powder / Granules
Content / Grade:
Feed grade; ≥ 99% typical
Applications:
Methionine supplementation, Protein and amino-acid balancing, Poultry, livestock and aquaculture feed
Hazard / Transport:
Feed-ingredient powder. Typical grades are not commonly regulated as dangerous goods, but dust may irritate eyes or the respiratory tract. Final feed authorization, specification, contaminant limits and transport classification must be confirmed for the intended species and destination market.
Storage:
Store in the original tightly closed food/feed-compatible container in a cool, dry and well-ventilated place. Protect from moisture, heat, direct sunlight, contamination and incompatible materials; follow the grade-specific shelf-life conditions.

Safety note

Confirm technical and safety data before ordering

Website information supports initial product discovery. Final specifications, hazard classification, transport conditions and storage requirements must be confirmed by the latest grade-specific SDS, COA and destination-market regulations.