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L(+)-Histidine monohydrochloride monohydrate 98.5-101.5% (dried basis), Multi-Compendial, Macron Fine Chemicals™
L(+)-Histidine monohydrochloride monohydrate 98.5-101.5% (dried basis), Multi-Compendial, Macron Fine Chemicals™
Supplier:  AVANTOR PERFORMANCE MATERIALS US
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L(+)-Histidine monohydrochloride monohydrate 98.5-101.5% (dried basis), Multi-Compendial, Macron Fine Chemicals™
Supplier:  AVANTOR PERFORMANCE MATERIALS US
Certificates

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Specification Test Results

  • EP/BP - Assay (C₆H₉N₃O₂·HCl) (dried basis):
    98.5 - 101.0 %
  • EP/BP - Identification A:
    Passes Test
  • EP/BP - Identification B:
    Passes Test
  • EP/BP - Identification C:
    Passes Test
  • EP/BP - Identification F:
    Passes Test
  • EP/BP - Appearance of Solution:
    Passes Test
  • EP/BP - pH:
    3.0 - 5.0
  • EP/BP - Specific Rotation [Å]²º^D (+):
    9.2 - 10.6 Degree
  • EP/BP-Ninhydrin-Positive Substances-Each:
    ≤ 0.2 %
  • EP/BP-Ninhydrin-Positive Substances-Total Impurities:
    ≤ 0.5 %
  • EP/BP - Sulfate (SO₄):
    ≤ 300 ppm
  • EP/BP - Ammonium (NH₄):
    ≤ 0.02 %
  • EP/BP - Iron (Fe):
    ≤ 10 ppm
  • EP/BP - Loss on Drying at 150°C:
    7.0 - 10.0 %
  • EP/BP - Ash (sulfated):
    ≤ 0.1 %
  • JP - Identification:
    Passes Test
  • JP - Optical Rotation (+):
    9.2 - 10.6
  • JP - pH:
    3.5 - 4.5
  • JP - Clarity and Color of Solution:
    Passes Test
  • JP - Sulfate (SO₄):
    ≤ 0.028 %
  • JP - Ammonium (NH₄):
    ≤ 0.02 %
  • JP - Heavy Metals (as Pb):
    ≤ 10 ppm
  • JP - Iron (Fe):
    ≤ 10 ppm
  • JP - Related Substances:
    Passes Test
  • JP - Water:
    7.2 - 10.0 %
  • JP - Residue on Ignition:
    ≤ 0.10 %
  • JP - Assay (anhydrous basis):
    99.0 - 101.0 %

Specification Test Results

Related Information