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L-Methionine 98.5-101.5% (dried basis) USP, Multi-Compendial
L-Methionine 98.5-101.5% (dried basis) USP, Multi-Compendial
Supplier:  AVANTOR PERFORMANCE MATERIAL LLC
MOC:  Regulated
Certificatesundefined
L-Methionine 98.5-101.5% (dried basis) USP, Multi-Compendial
Supplier:  AVANTOR PERFORMANCE MATERIAL LLC
MOC:  Regulated
Certificates
Restricted Products: To process your orders without delay, please provide the required business documentation to purchase this product.

To order chemicals, medical devices, or other restricted products, please provide identification that includes your business name and shipping address via email [email protected] or fax 484.881.5997 referencing your VWR account number. Acceptable forms of identification are:

  • • Issued document with your organization's Federal Tax ID Number
  • • Government issued document with your organization's Resale Tax ID Number
  • • Any other Government ID that includes the business name and address

Avantor will not lift restrictions for residential shipping addresses.

Specifications

  • Environmentally Preferable:

Specifications

Specification Test Results

  • USP - Assay (C₅H₁₁NO₂S) (dried basis):
    98.5 - 101.5 %
  • USP - Identification:
    Passes Test
  • USP - Specific Rotation [Å]²⁵ ^D (+):
    22.4 - 24.7 Degree
  • USP - pH:
    5.6 - 6.1
  • USP - Loss on Drying at 105°C:
    ≤0.3 %
  • USP - Residue on Ignition:
    ≤0.4 %
  • USP - Chloride (Cl):
    ≤0.05 %
  • USP - Sulfate (SO₄):
    ≤0.03 %
  • USP - Iron (Fe):
    ≤0.003 %
  • USP - Related Compounds - Methionine sulfoxide:
    ≤0.1 %
  • USP - Related Compounds - N-Acetyl-D,L- methionine:
    ≤0.2 %
  • USP - Related Compounds - Any unspecified impurity:
    ≤0.1 %
  • USP - Related Compounds - Total unspecified impurities:
    ≤0.30 %
  • EP/BP - Assay (C₅H₁₁NO₂S) (dried basis):
    99.0 - 101.0 %
  • EP/BP - Identification A:
    Passes Test
  • EP/BP - Identification B:
    Passes Test
  • EP/BP - Appearance of Solution:
    Passes Test
  • EP/BP - pH:
    5.5 - 6.5
  • EP/BP - Specific Rotation [Å]²º^D (+):
    22.5 - 24.0 Degree
  • EP/BP - Related Substances: Unspecified Impurities, each:
    ≤0.10 %
  • EP/BP - Related Substances: Total Impurities:
    ≤0.3 %
  • EP/BP - Chloride (Cl):
    ≤200 ppm
  • EP/BP - Sulfate (SO₄):
    ≤300 ppm
  • EP/BP - Ammonium (NH₄):
    ≤200 ppm
  • EP/BP - Iron (Fe):
    ≤10 ppm
  • EP/BP - Loss on Drying at 105°C:
    ≤0.5 %
  • EP/BP - Ash (sulfated):
    ≤0.1 %
  • JP - Assay (C₅H₁₁NO₂S) (dried basis):
    98.5 - 101.0 %
  • JP - Identification:
    Passes Test
  • JP - Optical Rotation (+):
    21.0 - 25.0 Degree
  • JP - pH:
    5.2 - 6.2
  • JP - Clarity and Color of Solution:
    Passes Test
  • JP - Chloride (Cl):
    ≤0.021 %
  • JP - Sulfate (SO₄):
    ≤0.028 %
  • JP - Ammonium (NH₄):
    ≤0.02 %
  • JP - Heavy Metals (as Pb):
    ≤20 ppm
  • JP - Arsenic (As):
    ≤2 ppm
  • JP - Related Substances:
    Passes Test
  • JP - Loss on Drying at 105°C:
    ≤0.30 %
  • JP - Residue after Ignition:
    ≤0.10 %

Specification Test Results

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