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1.00291 Millipore

L-Glutamic acid

for biochemistry

Synonym: L-α-Aminoglutaric acid, Glu, L-alpha-Aminoglutaric acid, L-Glutamic acid

  • CAS Number 56-86-0

  • Empirical Formula (Hill Notation) C5H9NO4

  • Molecular Weight 147.13

  •  MDL number MFCD00002634

  •  EC Index Number 200-293-7

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Properties

Related Categories Amino Acids, Biochemicals and Reagents More...
Quality Level   100
assay   ≥99% substance (anhydrous) basis (alkalimetric)
form   solid
potency   >30000 mg/kg LD50, oral (Rat)
pH   3.0-3.5 (25 °C, 8.6 g/L in H2O)
mp   160 °C
density   1.54 g/cm3 at 20 °C
bulk density   460 kg/m3
anion traces   chloride (Cl-): ≤0.02%
  sulfate (SO42-): ≤0.01%
cation traces   As: ≤0.0005%
  Ca: ≤0.001%
  Co: ≤0.0005%
  Fe: ≤0.0005%
  K: ≤0.0005%
  Mg: ≤0.0005%
  NH4+: ≤0.01%
  Na: ≤0.01%
  Zn: ≤0.0005%
  heavy metals (as Pb): ≤0.001%
InChI   1S/C5H9NO4/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H,7,8)(H,9,10)
InChI key   WHUUTDBJXJRKMK-UHFFFAOYSA-N
storage conditions   Store at +5°C to +30°C.

Description

Analysis Note

Assay (alkalimetric, calculated on dried substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white to almost white, crystalline powder or colorless crystals
Appearance of solution (0.5 mol/l, hydrochloric acid 1 mol/l): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +31.5 to +32.5
UV-Absorption (260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l): ≤ 0.10
UV-Absorption (280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l): ≤ 0.10
Chloride (Cl): ≤ 0.02 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Co (Cobalt): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.01 %
NH₄ (Ammonium): ≤ 0.01 %
Zn (Zinc): ≤ 0.0005 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Loss on drying (105 °C; 3 h): ≤ 0.3 %

Safety & Documentation

Safety Information

Safety Information for this product is unavailable at this time.
Protocols & Articles

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