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CAS 73-22-3 L Tryptophan Amino Acid Supplement Health Care L-Tryptophan Powder

Basic Information
Place of Origin: Shaanxi, China
Brand Name: Ceres
Certification: ISO9001,GMP
Model Number: Vitamin D3
Minimum Order Quantity: 1kg
Price: $20-$30/kg
Packaging Details: Drum, Vacuum Packed, Aluminium Foil Bag
Payment Terms: T/T, Paypal, Western Union, L/C, MoneyGram, D/A, D/P
Supply Ability: 5000 Kilogram/Kilograms per Month
Detail Information
Product Name: L-Tryptophan Appearance: White Powder
Assay: 99% CAS NO: 73-22-3
EINECS: 200-795-6 Solubility: Soluble In Water
Free Sample: Available Application: Health Care
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73-22-3 L Tryptophan Amino Acid


Health Care L Tryptophan Amino Acid


CAS 73-22-3 L-Tryptophan Powder

Product Description


Factory Supply CAS 73-22-3 L Tryptophan Amino Acid L-Tryptophan Powder


What’s L-Tryptophan?

Product Name L Tryptophan
Specification 98% min
Appearance White powder
CAS 73-22-3
Molecular Formula C11H12N2O2
Test Method HPLC, UV
Sample Available
Storage Two years


L Tryptophan is an important precusor substance of auxin biosynthesis in plant. It has the similar structure of IAA. It widely exists in higher plant. There are two ways to synthetic auxin. The first is tryptophan oxidizes and deaminize and form indole,then decarboxylation and form IAAId; Under the corresponding enzymes IAAId oxsidizes indoleacetic acid. The second way is decarboxylation and form to tryptamine then tryptamine oxsidize deamination finally forms tryptophan.

CAS 73-22-3 L Tryptophan Amino Acid Supplement Health Care L-Tryptophan Powder 0

COA foL-Tryptophan?

Analysis Specification Result Test method
Physical Description
Appearance White fine powder Complies Visual
Odor Characteristic Complies Organoleptic
Tasted Characteristic Complies Organoleptic
Particle size 100% through 80 mesh Complies 80 Mesh
Chemical Tests
Assay (L-Tryptophan) 99% 99.15% HPLC
Loss on Drying 5.0% Max 0.13% 5g/105℃/2hrs
Sulphated Ash 5.0%Max 0.08% 2g/525℃/3hrs
Heavy metals
Pb 2ppm Max Complies AAS
As 2ppm Max Complies AAS
Cd 1ppm Max Complies AAS
Hg 1ppm Max Complies AAS
Microbiology Control
Total plate count 10,00cfu/g Max Complies AOAC
Yeast & Mold 100cfu/g Max Complies AOAC
E. Coli Negative Negative AOAC
Salmonella Negative Negative AOAC
Conclusion Complies with the standards.
General Status Non-GMO, Non-irradiation.

What’s the Function of L-Tryptophan?

1. L-Tryptophan is an important nutrient.

2. L-Tryptophan takes part in the renewal of animal blood plasma protein in the body.

3. L-Tryptophan helps nicotinic acid and the synthesis of hemoglobin. It can significantly increase antibody in pregnant animals baby.

4. L-Tryptophan can promote lactation of cows and sows.

5. L-Tryptophan is used as control agent of pellagra.

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