L-methionine

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We can supply amino acid series such as: L-Glutamine, L-Aspartic acid, L-Sodium aspartic, L-Cysteine HCl monohydrate, L-Cysteine HCl anhydrous, L-Methionine, Taurine, Glycine, etc. L-methionine 63-68-3 Molecular Formula: C5N11NO2S Molecular Weight: 149.1 CAS No: 63-68-3 Characteristics: White crystals or crystalline powder Quality Standards: USP24, FCCIV, AJI92 Item specifications USP28 AJI92 FCC IV Appearance White crystals or crystalline powder Colorless or white lustrous Plates, or a White crystalline powder, It has slight, characteristic odor. Identification Infrared Absorption spectrum ------- Specific optical rotation +22.4° -+24.7° +23.0° -+24.0° +21.0° -+25.0° State of solution ------- ≥ 98.0% soluble in water, alkali solutions (Transmittance) and in dilute mineral acids Chloride(cl) ≤ 0.05% ≤ 0.02% ------ Sulfate( as SO4) ≤ 0.03% ≤ 0.02% ------ Ammonium(NH4) ---------- ≤ 0.02% ---------- Heavy Metals( as pb) ≤ 0.0015% ≤ 10ppm ≤ 10ppm Lead ---------- ---------- ≤ 10mg/kg Iron ≤ 10ppm ≤ 0.003% ---------- Arsenic( as AS) ---------- ≤ 1ppm ---------- Other amino acids ---------- conforms ---------- Loss on drying, % ≤ 0.30% ≤ 0.20% ≤ 0.50% Residue on ignition ≤ 0.40% ≤ 0.10% ≤ 0.10% Assay 98.5-101.5% 99.0-101.0% 98.5-101.5% pH value 5.6-6.1 5.6-6.1 ----------- O. V. 1 meet the requirements ----------- ----------- Packaging and Storage: In 25kgs fiber drum double polyethylene bags inside; Preserve in well-closed containers, at controlled room temperature. Recommended limit: 1 year. More Product Features Trademark: GG Model NO.: 63-68-3 Standard: USP24, FCCIV, AJI92 Productivity: 15 tons Origin: China Packing: 25kg/drum Classification: Food Additives

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Shengzhi Amnio Acids CO.,LTD.

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