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International Shipping

We do not offer international shipping to countries within the European Union

We can only ship non-hazardous products to Rest of World

L-Tyrosine 98.5-101.5% USP

Price: £5.45
Stock Availability:

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Stock Availability
On Shelf - Approx. UK delivery date: Thursday the 10th April 2025*
In bulk stock - ships within 4 - 8 Days (Excluding weekends and public holidays)
4 - 6 Weeks Approx.
UK Shipping

We can only ship to Northern Ireland where a Royal Mail postal option has been chosen at checkout.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible
  • Synthesis

Tyrosine or 4-hydroxyphenylalanine, is one of the 22 amino acids that are used by cells to synthesize proteins.

Minimum Assay: 98.5- 101.5%
Chloride (Cl) Max 400 ppm
Sulfate Max 400 ppm
Iron (Fe) Max 30 ppm
Lead Max 3 ppm
Mercury Max 0.1 ppm
Heavy metals Max 15 ppm
Arsenic Max 1.5 ppm
Loss on drying Max 0.3 %
Residue on ignition Max 0.4 %
Cadmium Max 1 ppm

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 60-18-4
Einecs No: 200-460-4

Payment Methods

We can also accept a bank transfer (UK Only)

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    Item exactly as described and of high purity. Well packed for delivery as well.
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    Very helpful and courteous emails from seller, as I had misunderstood details of purchase. A refund was very promptly sent. Thank you very much for your understanding.
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Source Chemicals Ltd