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    Home > Chemicals Industry > Chemical Technology > Formic acid for industrial use (1)

    Formic acid for industrial use (1)

    • Last Update: 2021-11-23
    • Source: Internet
    • Author: User
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    1 Scope

    This standard specifies the product classification, requirements, test methods, inspection rules and signs, packaging, transportation, storage and safety of industrial formic acid
    .
    This standard applies to industrial formic acid produced by the methyl formate method and the sodium formate method

    .

    Molecular formula: CH 2 O 2

    Structural formula:

    Relative molecular mass: 46.
    03 (according to the 2007 international relative original mass)

    2 Normative references

    The following documents are indispensable for the application of this document
    .
    For dated reference documents, only the dated version applies to this document

    .
    For undated reference documents, the latest version (including all amendments) is applicable to this document

    .

    GB190 dangerous goods packaging mark

    Preparation of GB/T601 Chemical Reagent Standard Titration Solution

    Preparation of GB/T602 Standard Solution for Determination of Impurities in Chemical Reagents

    Preparation of preparations and products used in GB/T603 chemical reagent test method

    GB/T3049 General Method for the Determination of Iron Content in Industrial Chemical Products 1,10 Non-Rholine Spectrophotometric Method

    GB/T3143 Liquid chemical product color determination method (Hazen unit-platinum-cobalt color number)

    GB/T3723 General Rules for Sampling Safety of Industrial Chemical Products

    GB/T6324.
    2 Test method for organic chemical products Part 2: Determination of dry residue after evaporation of volatile organic liquid on a water bath

    GB/T6678 General Rules for Sampling of Chemical Products

    GB/T6680 General Rules for Sampling of Liquid Chemical Products

    GB/T6682 Analytical laboratory water specifications and test methods

    GB/T8170 Numerical Rounding Rules and the Expression and Judgment of Limit Values

    3 Product Classification

    Industrial formic acid is divided into three specifications according to the content of formic acid: 94%, 90% and 85%
    .

    4 requirements

    4.
    1 Appearance: colorless transparent liquid, no suspended matter

    .

    4.
    2 The index of formic acid for industrial use should meet the requirements of Table 1

    .

    Table 1 Technical indicators

     

     

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