Contact Us
TEL: +86-0571-88334626
E-mail: sales@tacon-china.com.cn

1-Naphthol-3,6-disulfonic Acid Disodium Salt

Structure : Description Certificate of Analysis ProductName: 1-Naphthol-3,6-disulfonic acid disodium salt Cas: 20349-39-7 Batch No.: 20110501 MFG Date: May.01.2011 Analysis Date: May.01.2011

  • Features & Specification

    PRODUCT   NAME

    1-Naphthol-3,6-disulfonic acid disodium salt

    CAS   No.:

    20349-39-7

    Synonyms:

    violet acid   disodium salt;

    disodium   4-hydroxynaphthalene-2,7-disulphonate;

    Formula:

    C10H6Na2O7S2

    Molecular   Weight:

    348.26000

    PSA:

    151.39000

    LogP:

    2.51520

     

    Structure

    image.png                       

     

    Description

    Appearance & Physical State:

    Grey to brownish moist   presscake or powder

    Melting Point:

    300ºC

    Boiling Point:

    214-215 °C (16 mmHg)

    Flash Point:

    201-202°C/9mm

    Stability:

    Stable under normal   temperatures and pressures.

    Storage Condition:

    Store in a cool, dry   place. Store in a tightly closed container.

    Safety Statements:

    26-36

    HS Code:

    2908999090

    WGK Germany:

    3

    Risk Statements:

    R36/37/38

    Hazard Codes:

    Xi

     

    Certificate of Analysis

     

    ProductName: 1-Naphthol-3,6-disulfonic acid disodium salt

    Cas:        20349-39-7

    Batch No.:     20110501

    MFG Date:  May.01.2011

    Analysis Date: May.01.2011

     

    Inspect   Item

    Quantity   Standard

    Inspection   Result

    Appearance

    Light   grey or light pink paste

    Conforms

    Purity  (HPLC)

    ≥99.0%

    99.16%

    Coupling   values

    ≥47.5%

    49.20%

    Conclusion  

    In   accordance with enterprise standard

     


Hot Tags: 1-Naphthol-3,6-disulfonic Acid Disodium Salt, China, manufacturers, suppliers, factory, buy, customized, custom product, contract product
Related Products
Inquiry