Amino Acid L-Tryptophan CAS 73-22-3 for Accessory Substance and Biochemical Research

• Type: Tryptophan
• Chemical Character: Acidity
• Appearance: Powder
• Einecs: 200-795-6
• Transport Package: 25kg/Drum
• Specification: 99%
• Model NO.: 001-4
• Trademark: Richnow
• Origin: Shandong, China
• HS Code: 2922491990
• Production Capacity: 100 Tons/Year

Product Description

Products Description
 

Pruduct name	L-Tryptophan
CAS	73-22-3
MF	C11H12N2O2
MW	204.23
Melting point	289-290 °C (dec.)(lit.)
Boiling point	342.72°C (rough estimate)
Density	1.34
Appearance	White to yellow-white powder
Storage condition	2-8°C

 

 

 

Company Profile

Company Profile

Shandong Richnow Chemical Co., Ltd is a global chemical raw material supplier, located in Jinan, Shandong Province of China. Geographical advantage make us more convenient to deliver the cargo to you.  
 
With comprehensive and professional market analysis, quick response, accurate quotation, detailed market suggestion, and strict after-sales service system, the scope of supply covers more than 70 countries and regions around the world, 1000+ cooperative customers, 3000+ potential customers, involving paint, coatings, resin, food, medicine, detergent, and other fields.

Our 

Advantage

1. We have 10 years experience .
2. Contract factories in many different area . 3. Strong technical team .
4. Convenient and fast delivery
solutions.
5. Warm heart and careful service to respond your needs at first time.

 

Certifications

Professional Certificate

Packaging & Shipping

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

Packaging describtion : 1L/bottle ; 25kg/drum ; 200L/drum

FAQ

Q1: When will my order be shipped?
A: Within 10~15 days after receiving customer's payment or original LC.
Q2: Can i get some samples?
A: Yes, contact me to know more about sample
 
Q3: How to confirm the Product Quality before placing orders?
A: Every product is with professional COA. Please be sure about the quality.
If any doubt, sample is available to you to be tested before large quantity order.

Q4: How to start orders or make payments?
A: Payment by T/T, Western Union,MoneyGram etc .