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

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  • 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

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  • 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

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  • 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

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  • 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

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  • 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

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  • 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

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  • 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

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