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L-酪氨酸 AJI/USP/EP

L-酪氨酸 AJI/USP/EP

产品详情:

L-酪氨酸


Products Description


Tyrosine is a nonessential amino acid because the body can make it from phenylalanine. Tyrosine improves alertness, attention and focus as dietary supplement. Tyrosine is an essential component for the production of several important brain chemicals to help nerve cells communicate and may even regulate mood. It also helps produce melanin, the pigment responsible for hair and skin color. It helps in the function of organs responsible for making and regulating hormones. It is involved in the structure of almost every protein in the body.


Basic Info


Product Name:

L-Tyrosine

CAS No.:

60-18-4

Molecular Formula:

C9H11NO3

Molecular Weight:

181.19

Exact Mass:

181.19

BRN:

392441

EC Number:

200-460-4

Color/Form:

White crystals

HScode:

29225000

Categories:

Amino Acids and Derivatives

Characteristics


PSA:

83.6

XLogP3:

-2.26

Appearance:

White to Pale-brown powder

Density:

1.46 g/cm3

Melting Point:

344 °C

Boiling Point:

385.2±32.0 °C at 760 mmHg

Flash Point:

176 °C

Refractive Index:

1.614

Water Solubility:

H2O: 0.45 g/L (25 ºC);1 M HCl: 25 mg/mL

Storage Conditions:

Store at RT.

Toxicity:

LD50 orally in Rabbit: > 5110 mg/kg

Specific rotation:

-11.65 º (c=5,DIL HCL/H2O 50/50)

PH:

5.66 (at isoelectric point)

PKA:

2.2(at 25 °C)


Contact me to get free samples

Handling and Storage


Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.


Conditions for safe storage, including any incompatibilities



Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

Product name

Cas No.

Product name

Cas No.

L-Cystine

56-89-3

L-Lysine L-Aspartic Acid

27348-32-9

L-Leucine

61-90-5

L-Lysine L-Glutamic Acid

5408-52-6

L-Tyrosine

60-18-4

Potassium L-Glutamate

19473-49-5

L-Cysteine Hydrochloride Monohydrate

7048-4-6

L-Histidine Monohydrochloride

5934-29-2

L-Cysteine Hydrochloride Anhydrous

52-89-1

L-L-Histidine

71-00-1

N-Acetyl-L-Leucine

1188-21-2

L-Arginine

74-79-3

N-Acetyl-L-Cysteine

616-91-1

L-Arginine Hydrochloride

1119-34-2

N-Acetyl-L-Tyrosine

537-55-3

L-Arginine L-Aspartic Acid

7675-83-4

L-Cysteine Base

52-90-4

L-Arginine L-Glutamic Acid

4320-30-3

L-Asparaginc Monohydrate

5794-13-8

L-High-Purity Valine

72-18-4

L-Asparaginc Anhydrous

70-47-3

Potassium L-Aspartate

14007-45-5

L-Glutamic Acid

56-86-0

Magnesium L-Aspartate

215533-00-9

L-L-Glutamic Acid Hydrochloride

135-15-8

Calcium L-Aspartate

39162-75-9

L-Lysine Base

56-87-1

Sodium L-Aspartate

323194-76-9

L-Lysine 50% Aqueous Solution

56-87-1

Zinc L-Aspartate

36393-20-1

DL-Lysine Base

70-54-2

Manganess L-Aspartate

DL-Lysine 50% Aqueous Solution

70-54-2

L-Glycine Magnesium

1483-68-7

Compound Amino Acid Powder 20%

/

L-Glycine Manganess

14281-77-7

Compound Amino Acid Powder 45%

/

Amino Acid Liquid

/

Compound Amino Acid Powder 80%

/

OEM

/



FAQ

Q: How long is your delivery time?

A: Generally it is 1-2 weeks..


Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.


Q: What's your MOQ ?

A: For the high value product, our MOQ starts from 25kg.


Q: Is there a discount ?

A: Yes, for larger quantity, we always support with better price.


Q: How to confirm the Product Quality before placing orders ?

A: Our products conforms to the internation standard, such as USP, CP, FCC. We can also send you the samples for test. After you confirmed the samples, we will move to the next step for cooperation.


Q: How to start orders or make payments ?

A: You can send our your Purchase order ( if your company has ), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.


Q: How do you treat quality complaint ?

A: We tested each batch before delivery and only qualified product will be delivery, in case you find any problem about the quality when you received and tested, send email to us, and enclose the photo of the products and 3rd party test reports, We negotiate to resolve these issues, recall or exchange goods, or compensate.


Q: why we choose you ?

A : We ensure ingredient purity, on-time delivery, process efficiency and the technical documents you require.

(1) quality: meet even exceed what you expect.

(2) prices: competitive

(3) service: one stop shop solution, respond soon, delivery fast, share the market information, share the new application of the product.

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Contact: 史总

Phone: 15252291899

Tel: 18021761099

Email: sales@yixinamino.com

Add: 江苏省新沂经济开发区经一路188号

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