L-Histidine Hydrochloride, AJI92/EP5

Weight: 200g
Sale price$47.00


L-Histidine Hydrochloride, complying with the AJI92 standard, stands as an essential compound in various biochemical processes, exhibiting unparalleled purity and quality. This meticulously crafted compound plays a crucial role in protein synthesis, neurotransmission, and immune response regulation. In its crystalline form, it represents pharmaceutical-grade excellence, ensuring optimal efficacy and safety across a multitude of applications.

CAS Number: 1119-34-2
Chemical Formula: C6H15ClN4O2
Molecular Weight: 210.6631
Synonyms: L-(+)-Arginine Hydrochloride;
L-(+)-Arginine monohydrochloride
Standard: AJI92
Melting Point: 226ºC



White crystalline powder

Assay[dry basis]:

99.0% to 101.0%

Specific rotation [α]D20:

+22.1º to +22.9º

State of solution:

Clear and colorless


98.0% min.

Loss on drying

0.20% max.


4.7 to 6.2

Residue on ignition [sulfated]:

0.10% max.

Chloride [Cl-]:          

16.6% to 17.0%

Ammonium [NH4+]:

0.02% max.

Sulfate [SO4]:

0.020% max.

Iron [Fe]:

10ppm max.

Heavy metals [Pb]:

10ppm max.

Arsenic [As2O3]:

1ppm max.

Other amino acids:

0.4% max.


Key Features:

  • Biochemical Significance: Vital for protein synthesis and various physiological functions.
  • Pharmaceutical Grade: Complies with the stringent AJI92 standard for exceptional purity.
  • Multipurpose Application: Integral in pharmaceuticals, biotechnology, and research.

L-Histidine Hydrochloride's significance spans across diverse industries. In pharmaceuticals, it contributes to formulations aimed at addressing metabolic disorders, allergic responses, and wound healing due to its involvement in immune regulation. Biotechnological applications utilize its role in protein engineering and as a precursor in the production of essential compounds. Moreover, research laboratories employ this compound in biochemical studies, highlighting its significance in elucidating various cellular processes.

Employing L-Histidine Hydrochloride of AJI92 standard ensures reliability and quality in pharmaceuticals, biotechnology, and research sectors, substantiating its pivotal role in enhancing products and studies reliant on its exceptional biochemical properties.

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