**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 (as Clâ»):** ≤0.02%
**Sulfate (as SO₄²â»):** ≤0.02%
**Ammonium Salt (as NHâ‚„âº):** ≤0.1%
**Arsenic (as As):** ≤2 ppm
**Iron (as Fe):** ≤10 ppm
**Appearance:** White crystalline powder or white prismatic crystals
**Solubility:** At 18°C, 1g dissolves in 38.5ml 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 various compounds. It plays a key role in protein synthesis and metabolic processes.
**Storage:** Store at room temperature (RT), away from light and moisture to maintain stability and purity.
This product is ideal for laboratory use where high purity and consistent quality are essential. Always handle with care and follow appropriate safety protocols.
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