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GB/T 22563-2008: All grades of fluorspar -- Determination of moisture content of a lot
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 22563-2008 | English | 78 |
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All grades of fluorspar -- Determination of moisture content of a lot
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GB/T 22563-2008
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Basic data | Standard ID | GB/T 22563-2008 (GB/T22563-2008) | | Description (Translated English) | All grades of fluorspar -- Determination of moisture content of a lot | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D52 | | Classification of International Standard | 73.080 | | Word Count Estimation | 6,668 | | Date of Issue | 2008-12-06 | | Date of Implementation | 2009-10-01 | | Quoted Standard | GB/T 22564-2008 | | Adopted Standard | ISO 8875-1992, IDT | | Regulation (derived from) | National Standard Approval Announcement 2008 No.19 (Total No.132) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the scope of the average moisture measurement methods bulk fluorite, terms and definitions, principle, equipment, specimens, determining step, content calculation and reporting the results of the test, This standard applies to all grades of fluorspar, ie acid level, ceramic grade and three metallurgical grade (concentrate, pellets and ore) of moisture. | GB/T 22563-2008: All grades of fluorspar -- Determination of moisture content of a lot---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
All grades of fluorspar. Determination of moisture content of a lot
ICS 73.080
D52
National Standards of People's Republic of China
GB/T 22563-2008/ISO 8875.1992
Moisture fluorite
(ISO 8875.1992, IDT)
Posted 2008-12-06
2009-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard is identical with ISO 8875.1992 "Determination of Moisture fluorite."
The standard proposed by China Iron and Steel Association.
This standard is under the jurisdiction of the National Steel Standardization Technical Committee.
This standard was drafted. Wuhan Iron and Steel (Group) Corporation, Metallurgical Industry Information Standards Institute.
Drafters of this standard. Li Xiaojie, Shen Ke, Gao Jianping, Chou Jinhui, Yang, Jia Lihui, Baihan Fang.
GB/T 22563-2008/ISO 8875.1992
Moisture fluorite
1 Scope
This standard specifies the scope of the determination of the average quantities of water fluorite methods, terms and definitions, principles, equipment, samples, measuring step, results
Content calculation and test reports.
This standard applies to all grades of fluorite, namely acid grade, ceramic grade and three metallurgical grade (concentrate, pellets and ore) water
Determination.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 22564-2008 fluorite sampling and sample preparation (ISO 8875.1992, IDT)
3 Terms and Definitions
GB/T 22564 in determining the terms and definitions apply to this standard.
Principle 4
A sample in an oven at 105 ℃ ± 5 ℃, the drying to a constant quality.
5 device
5.1 drying trays
The surface is smooth, non-polluting, can 1kg or more sample paved with a layer thickness of not more than 10mm in the tray.
5.2 Oven
Configuring temperature indicator, can any inner-point temperature control oven at 105 ℃ ± 5 ℃, and maintained at that temperature. In order to ensure effective
Dried, oven equipped with the fan, so that the inside air circulation, all of the air in 1h replaced at least 3 times, no loss of the sample.
5.3 weighing device
Or better sensitivity 1g 1g, to ensure accuracy achieve reproducible results. Should use appropriate insulation, protection weighing device
Not affected by hot dry state disk.
6 Sample
And preparation of samples should be GB/T 22564-2008 provisions of Chapter 6 and 9.2 were. Each batch should be prepared 2 or
2 parts of more than one specimen. The total amount of each sample should meet the needs of each water sample to be measured. The quality of the sample should be 1kg or more than 1kg, most
Large size should be -10mm.
7 Test Procedure
7.1 Determination of the number of
Each sample once Moisture.
7.2 Determination
Weighing the dry plate (5.1) accurate to 1g.
GB/T 22563-2008/ISO 8875.1992
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