| Items | Standards |
| Appearance | White crystals or crystalline powder |
| Assay | 98% Min |
| Specific Rotation | -29.0°~-32.3° |
| Loss on Drying | 0.5% Max |
| Heavy Metals | 20mg/kg Max |
| Arsenic(As2O3) | 2mg/kg Max |
| Residue on ignition | 0.5% Max |
Available Grade of L-Tryptophan
Food Grade: L-Tryptophan is widely used as nutritional supplement in food and beverage industries. Foodchem's food grade L-Tryptophan is available as fine powder(>98% purity).Feed Grade: Foodchem's feed grade L-Tryptophan is available as fine powder(>98% purity).Quality Control
At Foodchem International Corporation, we apply strict quality control process to all our products. All L-Tryptophan we provide has been strictly tested under HACCP and ISO standards and proved to be safe for using as food additive.
Storage&Handling Precaution
Storage: L-Tryptophan should be kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.
Handling Precaution: Handling of L-Tryptophan should only be performed by personnel trained and familiar with handling of organic chemicals. Avoid skin and eye contact and breathing in dust. Avoid handling which leads to dust formation.
Application and Uses of L-Tryptophan
L-Tryptophan is a amino acid widely used as nutrition supplements in food and beverage industries. As a essential amino acids, L-Tryptophan can be used in a wide variety of industries including: food production, beverage, pharmaceutical, cosmetics, agriculture/animal feed, and various other industries.
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1. Are you manufacturer or distributor of L-Tryptophan?
Foodchem doesn't manufacture L-Tryptophan. However we have established reliable long term relationship with our manufacturing contractor and our QC team works closely with the manufacturer to insure quality.
2. What types of certification can you provide?
Foodchem International Corporation is an ISO2008:9001 certified company. We can provide HAPPC, KOSHER, HALAL Certificates for L-Tryptophan.
3. Do you have L-Tryptophan in Stock?
Yes, we have L-Tryptophan in stock. However, our inventory moves fast, please consult our sales person for more details.
4. What is the lead time for L-Tryptophan ?
If your order quantity is within our inventory amount, we can guarantee delivery in 1 week after the order confirmation. Or, it usually takes 2 weeks or longer.
5. What is the MOQ for L-Tryptophan ?
The MOQ is 500kg.
6. What is the price of L-Tryptophan ?
The price of L-Tryptophan changes a lot as time goes. With over 10 years experience in supplying L-Tryptophan, Foodchem can provide L-Tryptophan at the most competitive prices. Please consult our sales person for more details.
7. Do you provide free samples?
Yes. Free samples of L-Tryptophan are available. Please consult our sales person for further details.
8. What type of payment terms can you accept?
We can accept T/T, L/C, D/P, D/A etc... Please consult our sales person for more details.
9. When can I expect to receive the quotation for L-Tryptophan?
Our sales person will get back to you in 1 business day to collect all necessary information to prepare the quotation. The quotation for L-Tryptophan will then be sent to you once it’s ready, usually in less than 1 working day.
As a L-Tryptophan supplier, we are really happy to have you on our website. We will do whatever we can do to satisfy your needs. If we are not able to handle your order, we will provide professional suggestion to help you find the right source that fits your need.
Upstream: Prices of upstream other organic chemicals are stable and supply is stable. Production capacity of the L-Tryptophan manufacturers didn't change much.
Downstream: Downstream demand is pretty stable.
Forecast: Considering the current market trend, price of L-Tryptophan will be stable in the coming months.
Yes. L-Tryptophan is gluten free and widely used in gluten free food to provide a great dietary supplement that are essential for human health to processed food.
L-Tryptophan is a amino acid manufactured through fermentation, available as White to light yellow crystal powder. As a synthesized chemical, L-Tryptophan is general recognized as halal. We will still audit another 2 key points to make sure that our L-Tryptophan is 100% halal: Are there any pig products used in manufacturing process of this ingredient? Does the ingredient contain Alcohol (impure) or other haraam ingredients?
L-Tryptophan is a amino acid manufactured through fermentation, available as White to light yellow crystal powder. As a synthesized chemical, L-Tryptophan is general recognized as Kosher classified as Parve. Moreover, L-Tryptophan is also regulated as Kosher for Passover.
- 5.1. Storage: kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.
- 5.2. Handling precaution: Keep away from heat. Keep away from sources of ignition. Empty containers pose a fire risk, evaporate the residue under a fume hood. Ground all equipment containing material. Do not ingest. Do not breathe dust.
Generally recognized as safe(GRAS) is a FDA designation that a specific substance or ingredient is generally considered safe by experts, and so is exempted from the usual Federal Food, Drug, and Cosmetic Act (FFDCA) food additive tolerance requirements. L-Tryptophan is considered safe by FDA according to existing data and granted GRAS status.
No significant side effects reported. L-Tryptophan can cause heartburn, stomach pain, belching and gas, nausea, vomiting, diarrhea, and loss of appetite in specific groups of individuals.
