Food Grade L-Tyrosine
Trading Port：Any port in China
Lead Time：15-20 working days
Negotiable
1 Ton
(Min.Order)
Payment Terms:
L/C
Beijing TDD E-commerce Co., Ltd
Online Store
11 Yrs
CN Supplier
Main Products
PVC Resin , PP , PE , Pet , Titanium Dioxide , Pigment , Car Tire
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Basic Info.
| 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
