D-Tryptophan

D-Tryptophan

Synonyms: D-TRP;D(+)-TRYPTOPHAN;D-TRYPTOPHAN;D-TRYPTOPHANE;D-2-AMINO-3-(3-INDOLYL)PROPIONIC ACID;D-2-AMINO-3-INDOLEPROPIONIC ACID;D-2-AMINO-3-INDOLYLPROPANOIC ACID;D-ALPHA-AMINO-3-INDOLEPROPIONIC ACID

CAS No.: 153-94-6

EINECS: 205-819-9

Molecular formula: C11H12N2O2

Molecular weight:204.23



【Description】White or yellowish crystal powder, taste slightly sweet.

【Specification】



PProduct name D-Tryptophan

IItems Limit

AAssay 99.0%~101.0%

SSpecific Rotation [α]D20 +30.5??~ +32.5??

TTransmittance ≥95.0%

pPH 5.5~ 6.4

LLoss on Drying ≤0.20%

RResidue in Ignition ≤0.10%

HHeavy Metals [Pb] ≤10ppm

IIron[Fe] ≤10ppm

CChloride [Cl-] ≤0.02%

AArsenic [As2O3] ≤1ppm

SSulfate[SO42-] ≤0.02%

AAmmonium[NH4+] ≤0.02%

OOther Amino Acids Conforms





【Function】D-Tryptophan is important nutrition product, it is be used as prevention of nicotinic acid deficiency in medicine.



【Package】25kg net weight cardboard drum lined with PE bag, or according to the customer`s demand.



Vitamins Lists;



Vitamin B&Derivatives

Vitamin B-1 (Thiamine Mono)

Vitamin B-9 (Folic acid)

Vitamin B-12 (Cynocobalamin;Melcobalamin)

Inositol

Vitamin B-2 98%

Vitamin B2- Riboflavin 5 Phosphate

Vitamin B-3 (Niacin)

Vitamin B-3 (Niacinamide)

Vitamin B-4 (Choline Cholide; Choline Bitartrate)

Vitamin B-5 (D-Calicium Pantothenate)

Vitamin B-6 (Pyridoxine Hcl)

Biotin,D-Biotin,Vitamin H

Vitamin B-11(Biotin 99% pure)

Vitamin B-12 (Cynocobalamin;Melcobalamin)

vitamine C palmitate

L-Carnitine

L-Carnitine Base

L-Carnitine Fumarate

L-Carnitine Hydrochloride

L-Carnitine-L-Tartrate

L-Carnitine L-tartrate

L-Carnitine tartrate

Vitamin A Acetate

Vitamin A Palmitate

Vitamin D3

Vitamin E

Vitamin K1

β-carotene



Competitive Advantage:

1. Rich Experiences.
Our company has been dealt in the pharmaceutical manufacturing area for many years. Delivery areas of our products extend all around the world. we have got very good feedback from our customers of worldwide, we had established a long friendly relations and enjoyed a high reputation both at home and abroad.
Payment method: T/T, Western Union, Money Gram.
2. Discreet package.
The package suits you best would be chosen to get through customs security smoothly Or Customized if you want.
3. Superior quality and Reasonable price
High quality guaranteed, once any problem is found, the goods would be reshipped for you.
4. Security Shipping:
Shipping by express (FedEx,UPS,DHL,EMS) or by air. The most professional forwarder would be recommended for you.
5. We have stock
We can delivery goods promptly at the same day after confirming the payment.
6. Discounts
We will do some promotion at the specific time, we would inform you anytime if we have sorts of discount activities. We can give you some discounts if you order a large number of goods.
7. Warm after-sale service for you 24/7.
Any of your question would be solved for the first time asap. Adhering to the principle of customer first conviction. we will provide the best and the most sincere services for your satisfaction.

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