**English Name:** DL-Glutamine
**Other Names:** DL-Aminocarbonylbutyric Acid; DL-Aminoamide; DL-Glutamic Acid Amide
**CAS Number:** 6899-04-3
**Molecular Formula:** Câ‚…Hâ‚â‚€Nâ‚‚O₃
**Molecular Weight:** 146.15 g/mol
**Grade:** Biochemical Research Grade
**Purity:** ≥99.0%
**Specific Optical Rotation:** 0° (indicating racemic mixture)
**Loss on Drying:** ≤0.3%
**Heavy Metals (as Pb):** ≤10 ppm
**Chloride (Clâ»):** ≤0.02%
**Sulfate (SO₄²â»):** ≤0.02%
**Ammonium Salts (NHâ‚„âº):** ≤0.1%
**Arsenic (As):** ≤2 ppm
**Iron (Fe):** ≤10 ppm
**Appearance:** White crystalline powder or white prismatic crystals.
**Solubility:** At 18°C, 1 g dissolves in 38.5 ml of water. Insoluble in ether.
**Melting Point:** 185–186°C (173–174.5°C when measured under different conditions).
**Applications:** Widely used in biochemical research, cell culture media, and as a precursor in the synthesis of other amino acids and compounds.
**Storage:** Store at room temperature (RT), away from light to maintain stability and purity.
This product is ideal for laboratories engaged in biochemical studies, pharmaceutical development, and life science research. Its high purity and consistent quality make it a reliable choice for various experimental procedures. Always handle with care and follow standard safety protocols when working with chemical substances.
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