GB/T 2093-2011Formic acid for industrial use (English PDF)

1 Scope

This standard specifies the use of formic acid industrial product classifications, requirements, test methods, inspection rules and signs, packaging, transportation, storage, and security.

This standard applies to law and methyl formate production of formic acid for industrial use.

Molecular formula. CH2O2

Structure.

H OH Molecular Weight. 46.03 (according to 2007 international relative atomic mass)

2 Normative references

The following documents for the application of this document is essential. For dated references, only the edition are not applicable to the present file. For undated references, the latest edition (including any amendments) applies to this document.

GB 190 packaging and marking of dangerous goods

Preparation of GB/T 601 chemical reagent standard titration solution

Preparation of standard solution of GB/T 602 Determination of impurities in chemical reagents

GB/T 603 chemical reagent in test methods - Preparations with

General Method GB/T 3049 Industrial chemicals determination of iron content 1,10-phenanthroline spectrophotometry

GB/T 3143 Determination of color liquid chemicals (Hazen unit --- platinum - cobalt color number)

GB/T 3723 Sampling of chemical products for industrial use General Safety

GB/T 6324.2 organic chemical products - Test methods - Part 2. Volatile organic liquid water bath Determination of dry residue after evaporation

GB/T 6678 General Principles for Sampling Chemical Products

GB/T 6680 General rules for sampling liquid chemical products

Laboratory use specifications and test methods GB/T 6682 Analysis

GB/T 8170 repair value expressed about the rules and limit values and judgment

3 Product Categories

Formic acid content in accordance with industry is divided into three sizes. 94%, 90% and 85%.

4 Requirements