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Food Grade L-Tyrosine - Cognitive Support Supplement
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12 YRS
12 YRS
Food Grade L-Tyrosine - Cognitive Support Supplement Food Grade L-Tyrosine - Cognitive Support Supplement
Melting point >300 °C (dec.) (lit.)
alpha -11.65º (c=5,DIL HCL/H2O 50/50)
Boiling point 314.29°C (rough estimate)
density  1.34
FEMA 3736 | L-TYROSINE
refractive index -12° (C=5, 1mol/L HCl)
Fp 176°C
storage temp. Store below +30°C.
solubility 1 M HCl: 25 mg/mL
pka 2.2(at 25°C)
form powder
color White to Pale-brown
PH 6.5 (0.1g/l, H2O)
optical activity [±]20/D 11.5±1.0°, c = 4% in 1 M HCl
Water Solubility 0.45 g/L (25ºC)
Merck  149839
JECFA Number 1434
BRN 392441
Stability: Stable. Incompatible with strong oxidizing agents, strong reducing agents.
InChIKey OUYCCCASQSFEME-QMMMGPOBSA-N
CAS DataBase Reference 60-18-4(CAS DataBase Reference)
NIST Chemistry Reference Tyrosine(60-18-4)
EPA Substance Registry System L-Tyrosine (60-18-4)

 

Use:

L-Tyrosine is one of the 22 proteinogenic amino acids that are used by cells to synthesize proteins. L-Tyrosine is biologically converted from L-phenylalanine and is in turn is converted to L-DOPA and further converted into the neurotransmitters: dopamine, norepinephrine, and epinephrine.

 

 

Company Overview
B2B cross-border e-commerce platform and the core subsidiary of Guolian Co., Ltd. (603613. Sh). Specialized in raw material&industrial products for more than 20 years and provide wholesale products for customers worldwide. Now the main running industry chain contains: Pigment industry chain, Titanium industry chain, solvent industry chain, resin industry chain, lubricating oil industry chain, carbon black industry chain, packaging industry chain, medical industry chain etc.
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Basic Information
Company Name Beijing TDD E-commerce Co., Ltd Country China
Business Type Online Store Company Size 2000
Established December 18, 2014
Address Building No.3, Area 6, No.188, West of South Forth Ring Rd, Beijing, China
Main Products PVC Resin‬ , ‪PP‬ , ‪PE‬ , ‪Pet‬ , ‪Titanium Dioxide‬ , ‪Pigment‬ , ‪Car Tire‬
International Commercial Terms(Incoterms): FOB, CFR, CIF, FCA
Terms of Payment: LC, T/T, D/P
Average Lead Time: Peak Season Lead Time: one month, Off Season Lead Time: within 15 workdays
Number of Foreign Trading Staff: 20~40 People
Main Markets: Southeast Asia, Africa, Mid East
Nearest Port: Tianjin,Qingdao,Shanghai
Import & Export Mode: Have Own Export License
Company Introduction

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Negotiable
1 Ton (Min.Order)
Food Grade L-Tyrosine: L-tyrosine is an amino acid that supports cognitive function, reduces stress, and enhances mental alertness. It is commonly used in energy supplements, nootropic formulas, and products designed to support focus and memory during intense mental tasks.
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