Offter to Sell

4-hydroxybenzoic acid

  • Post Date:

    Feb 06,2018
  • Expiry Date:

    Aug 05,2018
  • Detailed Description:

    Cas No. :99-96-7 Quantity: 1Metric Tons
    Specs:Industrial grade/ polymer grade
    Price:33 USD Metric Tons
    Payment Method: T/T, L/C

    Basic Information
    Product number: SX1001
    Chemical name: 4-Hydroxybenzoic acid
    Molecular formula:C7H6O3
    Molecular weight:138.12
    CAS No. :99-96-7
    EINECS No. :202-804-9

    Physical and chemical properties
    Molecular weight: 138.13
    Density: 1.443g/cm3
    Melting point: 213-214℃
    Boiling point:336.2°C at 760 mmHg
    Flash point:171.3°C
    Appearance: white powdery crystal, no odor and taste.
    Solubility: Easily soluble in hot water, alcohol, ether, and acetone, slightly soluble in cold water and benzene, insoluble in carbon disulfide.

    Detailed Description
    Quality standard: Q/SH 005-2014
    Item Index
    Polymerization level Industrial grade
    Appearance White crystalline powder White crystalline powder
    Content (dry basis) %≥ 99.6 99.0
    Melting point ℃ 214-217 212-216
    Odor No odor No odor
    Solubility Clear and transparent Clear and transparent
    Drying loss %≤ 0.20 0.50
    Color (Pt-Co)≤ 10 40
    Ash content % ≤ 0.02 0.15
    Sulfate (SO42-) % ≤ 0.01 0.05
    Chloride (Cl-) % ≤ 0.005 0.02
    Phenol % ≤ 0.01 0.10
    Salicylic acid % ≤ 0.02 0.10
    4-hydroxyisophthalic acid ppm ≤ 500 /
    Methanol-insoluble matters ppm ≤ 50 /
    Potasium (K+) ppm 5 /
    Sodium (Na+) ppm ≤ 5 /
    Iron (Fe) ppm ≤ 5 /
    Calcium+Magnesium (Ca2++Mg2+)ppm ≤ 10 /

    Application
    The product can be used as preservative, dye, pharmaceutical and injection intermediate. It is main raw material of liquid crystal polymer and raw material of pesticide intermediate.

    Packing
    Double-layer plastic woven bag, net weight is 25kg, or PP bag, net weight is 500kg/bag or 1000kg/bag.
    *Special requirements can be negotiated
  • CAS Registry Number:

    99-96-7
  • Synonyms:

    ;P-OXYBENZOIC ACID;para hydroxy benzoic acid;P-hydroxybenzoic acid;4-hydroxybenzoate;Para-Hydroxybenzoic Acid;
  • Molecular Formula:

    C7H6O3
  • Molecular Weight:

    137.1133
  • Molecular Structure:

    99-96-7 4-Hydroxybenzoic acid
  • Hazard Symbols:

     Xi:Irritant;
  • Risk Codes:

    R36/37/38:;
  • Safety Description:

    S26:;
    S37/39:;
  • Company:

    Zhejiang Shengxiao Chemicals Co.,Ltd     [ China ]        
  • Contact:

    Lily Deng
  • Tel:

    86-13515741615
  • Fax:

  • Email:

    459152711@qq.com
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