GB 5751-1986
Replaced
GB/T 3058-2019
Active
National standards
GB/T 3058-2019 Determination of arsenic in coal
GB/T 3058-2019 Determination of arsenic in coal
Price:
$ 54
Basic Information
Standard Code:
GB/T 3058-2019
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Coal analysis methods
ICS Name:
\nCoal
Publish Date:
2019-06-04
Implement Date:
2020-01-01
Pages:
12 pages
Scope
This standard specifies the method outline, reagents and materials, instrumentation, samples, experimental procedures, result calculation and expression, and method precision for determining arsenic in coal by the arsenic-molybdenum blue spectrophotometry and hydride generation atomic absorption spectrometry. The arsenic-molybdenum blue spectrophotometry is an arbitration method.
This standard is applicable to lignite, bituminous coal, and anthracite.
Development Information
Replace the following standards
Referenced Standards
Adopt standards
ISO 11723:2016
Related Standards
GB 481-1993
abolished_transferred
GB 481-1993 Sampling method of coal sample for production
GB/T 15223-1994
Replaced
GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method
GB/T 15224.1-1994
Replaced
GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal
GB/T 15224.2-1994
Replaced
GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal
GB/T 15224.3-1994
Replaced