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Technical Data Sheet L-Histidine hydrochloride

Compound Information
Product Name: L-Histidine hydrochloride
CAS No.: 1007-42-7
Molecular Formula: C6H10ClN3O2
Molecular Weight: 191.62
Revision Date: 2026-04-15
Analytical Information
Tests Specifications
Appearance White to off-white Solid
Identification Consistent with the reference spectrum
Purity 99.0 - 101.0%
pH 3.50 - 4.5
Residue on Ignition ≤ 0.10%
Specific Rotation +8.5° - +10.5°
Heavy Metals (Pb) ≤ 15 ppm
Loss on Drying ≤ 0.20%
Other Amino Acids ≤ 0.5%
Ammonium ≤ 0.03%
Arsenic ≤ 1 ppm
Chloride 16.66% - 17.08%
Iron ≤ 10 ppm
Sulfate ≤ 0.03%
1H NMR Pass test
IR Pass test
Disclaimer: This information relates only to the specific material designated and may not be valid for such material used in combination with anyother materials or in any other process. Such information is to be the best of the company's knowledge and believed accurate and reliable as of thedate indicated. However, no representation, warranty or guarantee of any kind, express or implied, is made as to its accuracy, reliability orcompleteness and we assume no responsibility for any loss, damage or expense, direct or consequential, arising out of use. It is the user'sresponsibility to satisfy himself as to the suitableness & completeness of such information for his own particular use.
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