Nonessential Amino Acid CAS No.: 60-18-4 L-Tyrosine

Min.Order: 1,000

Product origin: Nanjing, Jiangsu, China

Infringement complaint:

Complaint

US$ 5 ~ 20

Description

Product Description
L-Tyrosine is a nonessential amino acid with a polar side group. It is one of the 22 amino acids that are used by cells to synthesize proteins. L-Tyrosine functions as a receiver of phosphate groups that are transferred by way of protein kinases (so-called receptor tyrosine kinases). L-Tyrosine is obtained by the fermentation of glucose.

Specification
Test Item	Specification	Test Method
Appearance	White crystals or crystalline powder	Visual
Identification IR	Concordant with the reference spectrum	USP43
Assay	98.5%~101.5%	USP43
Specific rotation[a]D20	-9.8°~-11.2°	USP43
Loss on drying	Maximum 0.3%	USP43
Residue on ignition	Maximum 0.4%	USP43
Chloride	Maximum 0.04%	USP43
Sulfate	Maximum 0.04%	USP43
Chromatographic purity		USP43
Individual impurity	Maximum 0.5%
Total impurities	Maximum 2.0%
Heavy Metals	Maximum 15ppm	In-house
Iron	Maximum 30ppm	USP43
Total Plate count (cfu/g)	Maximum 1000 cfu/g	USP43
Moulds and yeast	Maximum 100 cfu/g	USP43
Escherichia coli	Negative	In-house
Salmonella	Negative	In-house

Application

L-Tyrosine is used as pharmaceutical raw material, food and beverage supplement. L-Tyrosine is widely used in agricultural research. Also it is used as an important biochemical reagents.

Functions
1. Promote the normal function of adrenal gland, pituitary gland and thyroid gland.
2. Stimulate the release of growth hormone and produce norepinephrine, which can suppress appetite.
3. It is helpful to control drug-resistant mental depression and anxiety.

Packing
25kg/Drum; or according to customers' requirements.

Storage
Storage conditions: store in a well-closed container away from moisture and direct sunlight.

Shelf Life
2 years if sealed and stored properly.

FAQ
Q:What's the Minimum Order Quantity?
A:500kg

Q: How to Get Sample?
A: Sample within 20g could be sent for free once buyer's DHL/FEDEX account is advised for freight collect or courier cost is paid. The courier cost could be deducted when bulk order is placed.

Q: What is Lead Time?
A: Generally, cargo could be loaded on ship in about two weeks after the date of receiving prepayment or L/C. Sometimes one week earlier or later.

Company Profile

The establishment of Vastness Biotech Co.,Ltd. was because of the hope of bringing health to the people around us. We are guided by market demand and problems, constantly innovate, and do the best service to promote human health.

Our company VISION: Become a high-quality partner worthy of customer trust, a conscientious enterprise that wins the sense of belonging of employees, and a caring enterprise that knows how to give back to society.

Our company Mission: Every enterprise committed to the development of the health industry has the responsibility to serve to promote human health.

Our company Values: A family who uses accumulated goodness as faith, future generations are sure to have excellent moral character and superabundant happiness.

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