|Appearance||Brown to light white powder|
|Loss on drying||5%max|
|Total ashes|| 10%max|
|Heavy metals||10ppm max|
|Total plate count||10000cfu/g max|
|Yeast & Mold||1000cfu/g max|
|E. Coli & Salmonella||Negative|
5-HTP is most commonly used for depression. Because it is thought to work like serotonin antidepressants, 5-HTP has also been used for other conditions for which these antidepressants are prescribed, such as anxiety, insomnia, fibromyalgia, and migraine.
1, What kinds of certificates can you offer? Zxchem is an ISO2008 9001 certified company 2, Is Zxchem a manufacturer or a trading company? ZXChem is a group company with its own production base located in Jiangsu and Zhejiang province. For more than 20 years’ development, ZXChem also joins up with several local plants to evaluate some special chemicals including R&D, production process and sales strategy. 4, What is your advantage on 5-Hydroxytryptophan? Zxchem is a famous supplier and manufacturer of 5-Hydroxytryptophan in China, and has been cooperating with many 5-Hydroxytryptophan suppliers for several years,. We can provide you with cost-effective 5-Hydroxytryptophan. 5, How long shall we wait for your reply? We can guarantee to reply your inquiries in less than 24 hours in working days. 6, Can we get some samples for interesting chemicals?Yes. We can provide testing samples after receiving from the customers detailed inquiries as well as COA confirmed. 7,Are your payment terms negotiable?Yes. Our payment terms are negotiable according to different trading conditions. We’ll always try our best to satisfy the customers for both benefit. 8, Do you accept long term contract? For example, one year. Most of the chemicals’ prices changes from time to time but some are stable. We can discuss individually and see what we can do for you.