Identification
Name：L-Tryptophan
Synonyms：L(-)-Tryptophan; (S)-2-Amino-3-(1H-indol-3-yl)propanoic acid; L-alphs-Amino-3-indolepropionic acid; Indole-3-alanine; Trp
Molecular Structure：
Molecular Formula：C11H12N2O2
Molecular Weight：204.23
CAS Registry Number：73-22-3
Properties
Density：1.34
Melting point：280-285 ºC
alpha：-31.1 º (c=1, H20)
Water solubility：11.4 g/L (25 ºC)
WhatsApp/ telegram/ wechat
+8619047099456
Payment:
T/T, BTC, western union. We can discuss in detail for your convenience.
Packing and Delivery:
Package--To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
Foil Bags, Cartons and Drums.
1KG--packed with aluminium bags with ziplock bags inside.
10KG-- packed with carton: 50cm*30mc*40cm
FAQ
Q1 what's the moq?
A:Usually our MOQ is 1kg.But it is based on the different product.Some are 10g.
Q2:Which kind of payment terms do you accept?
A:Payment by T/T,Western Union or Bitcoin.
Q3.Which transportation do we use?
A:Samples could be DHL,UPS,TNT,EMS,Fedex,and so on.For mass orders,it will be
delivered by air or sea.
Q4:How about your delivery time?
Generally,it will take 3 to 5 days after receiving your advance payment.
Q5:How do you treat quality complaint?
A:First of all,our quality control will reduce the quality problem to near zero.If there is a real
quality problem caused by us,we will send you free goods for replacement or refund your
loss.
Q6.How can we trust you?
A:You are always warm welcomed to visit us at any time.Before we start B2B,MIC has
audited our company on-spot and approved our credit.
Q7.Do you test all your goods before delivery?
A:Yes,we have 100%test before delivery,International Authorized Third-Party Test for the
products if you need are highly welcomed.
We have 6 years of experience in R&D and manufacturing,we have rich experience in
shipping,many well-known companies have cooperated with us,and are good at shipping various chemical products with us.
China
