L-Glutamic acid H-Glu-OH CAS:56-86-0
Product Name: H-Glu-OH
CAS#: 56-86-0
Synonyms: L-Glutamic acid
Molecular Formula: C5H9NO4
Molecular Weight: 147.13
Item |
Standard |
Appearance |
White crystals or crystalline powder |
Specific rotation[α]20/D |
+31.5 to +32.4° |
State of solution (Transmittance) |
Clear and colorless not less than 98.0% |
Chloride (Cl) |
Not more than 0.020% |
Ammonium (NH4) |
Not more than 0.02% |
Sulfate (SO4) |
Not more than 0.020% |
Iron (Fe) |
Not more than 10ppm |
Heavy metal(Pb) |
Not more than 10ppm |
Arsenic(As2O3) |
Not more than 1ppm |
Other Amino Acids |
Chromatographically Not detectable |
Loss on drying |
Not more than 0.10% |
Residue on ignition(sulfated) |
Not more than 0.10% |
Assay |
99.0% to 100.5% |
pH |
3.0 to 3.5 |
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