1 Scope
This Standard specifies the method summary, reagents and materials, apparatus and equipment, determination procedures, result calculation and method precision, and test report etc., of determining fluorine content in coal by high temperature combustion hydrolysis-fluorion selective electrode (hereinafter referred to as fluorine electrode) method.
This Standard applies to brown coal, bituminous coal and anthracite.
2 Normative References
The following referenced documents are indispensable for application of this document. For dated references, only the dated edition applies. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 483 General Rules for Analytical and Testing Methods of Coal
GB/T 6682 Water for Analytical Laboratory Use - Specification and Test Methods
3 Method Summary
Foreword I
1 Scope
2 Normative References
3 Method Summary
4 Reagents and Materials
5 Apparatus
6 High Temperature Combustion Hydrolysis of Coal Sample
7 Potential Measurement
8 Result Expression
9 Precision of Method
10 Test Report
1 Scope
This Standard specifies the method summary, reagents and materials, apparatus and equipment, determination procedures, result calculation and method precision, and test report etc., of determining fluorine content in coal by high temperature combustion hydrolysis-fluorion selective electrode (hereinafter referred to as fluorine electrode) method.
This Standard applies to brown coal, bituminous coal and anthracite.
2 Normative References
The following referenced documents are indispensable for application of this document. For dated references, only the dated edition applies. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 483 General Rules for Analytical and Testing Methods of Coal
GB/T 6682 Water for Analytical Laboratory Use - Specification and Test Methods
3 Method Summary
Contents of GB/T 4633-2014
Foreword I
1 Scope
2 Normative References
3 Method Summary
4 Reagents and Materials
5 Apparatus
6 High Temperature Combustion Hydrolysis of Coal Sample
7 Potential Measurement
8 Result Expression
9 Precision of Method
10 Test Report
