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L-Tryptophan
L-Tryptophan
Product Name： L-Tryptophan CAS No.： 73-22-3 Molecule Formula：C11H12N2O2 Molecule Weight：204.23 Structure Formula： Description：White or primrose yellow crystalline powder, slightly bitter taste. Very soluble in formic acid, slightly soluble in water; sparingly soluble in ethanol; practically insoluble in ether. Manufacture Standards：AJI92,USP26,EP4 Specification： Specific rotation -30.5–32.5° Heavy metals ≤10ppm Water content ≤0.20% Residue on ignition ≤0.10% Assay 99.0-100.5% pH […]
Product Name： L-Tryptophan
CAS No.： 73-22-3
Molecule Formula：C11H12N2O2
Molecule Weight：204.23
Structure Formula：
Description：White or primrose yellow crystalline powder, slightly bitter taste. Very soluble in formic acid, slightly soluble in water; sparingly soluble in ethanol; practically insoluble in ether.
Manufacture Standards：AJI92,USP26,EP4
Specification：
|
Specific rotation
|
-30.5–32.5°
|
|
Heavy metals
|
≤10ppm
|
|
Water content
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≤0.20%
|
|
Residue on ignition
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≤0.10%
|
|
Assay
|
99.0-100.5%
|
|
pH
|
5.4-6.4
|
Mainly uses:
A very important amino acid it is used in food and medicine
Packing:
25kgs/ fiber drum
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