Parabens

Showing all 8 results

  • 4-HYDROXYLMETHYLBENZOATE (Methylparaben)

    Name :methylparaben
    CAS No. :99-76-3
    Appearance:White Crystalline Powder
    Assay (on dry base):98.0-102.0%
    Melting Point:125-128℃
    Acidity:Passed
    Loss on Drying:0.5%Max
    Sulfate(So42-):0.024%Max
    Residue on Ignition:0.1%Max
    Identification :Passed
    Related Substance:Passed
    Color of Solution :Passed
    Organic Volatile Impurities :Passed

  • Butyl p-Hydrobenzoate (Butyl Paraben)

    Name:Butylparaben
    CAS Number :94-26-8
    Appearance:White crystalline powder
    Purity (on dry base ) %:98.0-102.0
    Melting Point ℃:68-71
    Residue on Ignition % :≤0.05
    Acidity:ml ≤0.1
    Color of solution:Passed
    Related Substances:Passed
    Heavy Metal (Pb) ppm:≤10
    Loss on drying %:≤0.5
    Organic Volatile Impurities :Passed

  • Ethyl p-Hydrobenzoate (Ethyl Paraben)

    Name :Ethylparaben
    CAS No. :120-47-8
    Appearance:White Powder
    Assay (on dry base):98.0-102.0%
    Melting Point:115-118℃
    Acidity:<0.1
    Sulfate(So42-):0.024%Max
    Residue on Ignition:0.1%Max
    Identification:Passed
    Related Substance:PHBA≤0.50%
    Single impurity:≤0.50%
    Total impurities:≤1.0%
    Color of Solution:Passed
    Organic Volatile Impurities :Passed

  • IsoButyl p-Hydrobenzoate

    English name :Isobutylparaben
    CAS No. :4247-02-3
    Molecular weight :194.227
    Density :1.1±0.1 g/cm3
    Boiling point :302.3±15.0 °C at 760 mmHg
    Molecular formula:C11H14O3
    Melting point :76°C
    Appearance:Colorless fine crystal or white crystalline powder
    Purity (on dry base ) %:Not less than 99.0
    Melting Point℃:75-77
    Loss on drying % :≤0.5
    Free acid(HBA) % :≤0.55
    Heavy Metal (Pb) ppm:≤10
    Arsenic %:≤0.0004
    Sulfate %:≤0.024

  • P-methoxybenzoic Acid

    CAS number: 100-09-4
    Molecular weight: 152.147
    Density: 1.2±0.1 g/cm3
    Boiling point: 278.3±13.0 °C at 760 mmHg
    Molecular formula: C8H8O3
    Melting point: 182-185 °C (lit.)
    Appearance:White acicular powder
    Purity (on dry base ) %:Not less than 99.5
    Melting Point ℃:183-185
    Loss on drying %:≤0.5
    Residue on Ignation %:≤0.10

  • Propyl p-Hydrobenzoate (Propyl Paraben)

    Name :Propyl 4-hydroxybenzoate
    CAS No. :94-13-3
    Appearance:White Crystalline Powder
    Assay (on dry base):98.0-102.0%
    Melting Point:96-99℃
    Acidity:Passed
    Loss on Drying:0.5%Max
    Sulfate(So42-):0.024%Max
    Residue on Ignition:0.1%Max
    Identification :Passed
    Related Substance:Passed
    Color of Solution:Passed
    Organic Volatile Impurities:Passed

  • Sodium Ethyl P-Hydroxybenzoate

    CAS number: 35285-68-8
    Molecular weight: 188.156
    Density: N/A
    Boiling point: 297.5ºC at 760 mmHg
    Molecular formula: C9H9NaO3
    Melting point: N/A
    MSDS: N/A
    Flash point: 120.3ºC
    Appearance:white crystalline powder
    Purity (on dry base ) %:99.0-102.0
    PH Value:9.5-10.5
    Loss on drying % :≤5
    Sulfate %:≤0.03
    Chloride %:≤0.035

  • Sodium Methyl P-Hydroxybenzoate

    English name: Methylparaben Sodium Salt
    CAS number: 5026-62-0
    Molecular weight: 174.129
    Density: N/A
    Boiling point: 265.5ºC at 760 mmHg
    Molecular formula:C8H7NaO3
    Melting point: >125°C
    MSDS: N/A
    Flash point: 116.4ºC
    Appearance:white crystalline powder
    Purity (on dry base ) %:99.0-102.0
    PH Value:9.5-10.5
    Loss on drying %:≤5
    Sulfate %:≤0.03