GB/T 19224-2003 in English
SUPERSEDEDDetermining the relative degree of oxidation in bituminous coal
- Issued on:2003-07-01
- Implemented on:2003-11-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$175.00
《GB/T 19224-2003烟煤相对氧化度测定方法》由TC42(全国煤炭标准化技术委员会)归口,主管部门为中国煤炭工业协会。
本标准规定了方法提要、试剂和材料、仪器设备、测定步骤、结果计算及方法的精密度等。本标准适用于炼焦用烟煤。本标准仅适用于测定自然条件下氧化的炼焦用烟煤的氧化度。
Scope
This standard specifies the method summary, reagents and materials, instruments and equipment, measurement steps, result calculation and method precision for determining the relative oxidation degree of bituminous coal based on the chromaticity of the bituminous coal alkali extraction solution. This standard applies to bituminous coal for coking. This standard is only applicable to the determination of the degree of oxidation of coking bituminous coal oxidized under natural conditions.

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