Propyl Paraben CAS No. 94-13-3 for cosmetic preservatives

Category:Intermediates > Pharmaceutical Intermediates
Product Name:Propyl Paraben CAS No. 94-13-3 for cosmetic preservatives
CAS No.:94-13-3
Standard:ChP, USP, BP, In-house Standards
Price(USD):6.10
Company:ZHEJIANG SHENGXIAO CHEMICALS CO.,LTD.

Basic Info
  • Grade: Pharmaceutical Grade

    Factory Location: Quzhou Zhejiang China

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Monthly Production Capacity: 500 MT

    Packaging Information: 25kg/ drum

  • Delivery Lead Time: 10 days

    Sample Provided: yes

    Payment Terms: T/T, L/C

     

    Propyl p-Hydroxybenzoate

     

    Basic Information

    Product Number:SX2004
    Chemical name: 4-Hydroxybenzoic acid propyl ester
    Product name:Propyl 4-hydroxybenzoate
    Molecular formula:C10H12O3
    Molecular weight:180.20
    CAS No.:94-13-3

    EINECS No.: 202-307-7

     

    Physical and chemical properties

    Melting point: 95-98 °C(

    Boiling point: 133°C

    Density : 1.0630g/cm3

    Refractivity: 1.5050

    FEMA: 2951
    Appearance: white crystal.

    Solubility: Easily soluble in alcohol and ether, almost insoluble in water.

    Relative density is (d4102) 1.0630, refractive index is (nD102)1.5050. 

     

    Detailed Description
    Quality standard

    Item

    Index

    Q/SH 024-2016

    BP

    USP

    Appearance

    /

    Colorless crystal or white crystalline powder

    /

    Content (dry basis) % ≥

    99.0-100.5

    99.0-100.5

    98.0-102.0

    Melting point ℃

    95-98

    96-99

    96-99

    Acidity

    /

    Qualified

    Qualified

    Sulfate (SO42-) % ≤

    0.024

    /

    /

    Heavy metal (Pb) % ≤

    0.001

    /

    /

    Arsenic (AS) % ≤

    0.0001

    /

    /

    Drying loss % ≤

    0.50

    /

    0.50

    Residue on ignition % ≤

    0.05

    0.1

    0.1

    Mass fraction of free acid (PHBA)% ≤

    0.55

    /

    /

    Identification test

    /

    /

    Qualified

    Related substances

    /

    Qualified

    /

    Appearance

    /

    Clear and transparent

    /

    Organic volatile impurities

    /

    /

    Qualified

     

    Application

    The product is mainly used as preservative of cosmetics, drugs and feeds. It is also used in feed as antiseptics.


    Packing

    Plastic bag, 1kg/bag, 20 bags/carton, or cardboard drum lined with plastic bag, net weight is 25kg or 50kg. 
    *Special requirements can be negotiated

     

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