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GB/T 3654.6-2008: Ferroniobium -- Determination of sulfur content -- Combustion-iodate titrimetric method, methylene blue photometric method and infrared absorption method
Status: Valid GB/T 3654.6: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 3654.6-2008 | English | 279 |
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Ferroniobium -- Determination of sulfur content -- Combustion-iodate titrimetric method, methylene blue photometric method and infrared absorption method
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GB/T 3654.6-2008
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| GB/T 3654.6-1983 | English | 199 |
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Methods for chemical analysis of ferroniobium--The combustion iodate volumetric method for the determination of sulfur content
| Obsolete |
GB/T 3654.6-1983
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PDF similar to GB/T 3654.6-2008
Basic data | Standard ID | GB/T 3654.6-2008 (GB/T3654.6-2008) | | Description (Translated English) | Ferroniobium -- Determination of sulfur content -- Combustion-iodate titrimetric method, methylene blue photometric method and infrared absorption method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H11 | | Classification of International Standard | 77.100 | | Word Count Estimation | 12,132 | | Date of Issue | 2008-05-13 | | Date of Implementation | 2008-11-01 | | Older Standard (superseded by this standard) | GB/T 3654.6-1983; GB/T 3654.7-1983 | | Quoted Standard | GB/T 4010 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.8 (Total No.121) | | 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 use iodimetry, methylene blue and infrared absorption spectrophotometric method for the determination of sulfur in iron content of niobium. This section applies to the determination of niobium iron sulfur content. Iodimetry measurement range (mass fraction): 0. 035%-0. 090%, methylene blue spectrophotometric measurement range (mass fraction): 0. 0050%-0. 035%, measurement range (mass fraction) infrared absorption method | GB/T 3654.6-2008: Ferroniobium -- Determination of sulfur content -- Combustion-iodate titrimetric method, methylene blue photometric method and infrared absorption method
---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.
Ferroniobium. Determination of sulfur content. Combustion-iodate titrimetric method, methylene blue photometric method and infrared absorption method
ICS 77.100
H11
National Standards of People's Republic of China
Replacing GB/T 3654.6 ~ 3654.7-1983
Determination of niobium iron-sulfur content - Combustion iodometric method,
Methylene blue photometric method and infrared absorption method
Posted 2008-05-13
2008-11-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This part is GB/T 3654.6-1983 "the determination of niobium iron chemical analysis of combustion iodometric method for sulfur content" and GB/T 3654.7-
1983 "spectrophotometric determination of niobium iron chemical analysis of methylene blue sulfur content," the integration of amendments.
This Part replaces GB/T 3654.6-1983 and GB/T 3654.7-1983.
This portion of the GB/T 3654.6-1983 and GB/T 3654.7-1983 compared amendments mainly are.
Increasing the infrared absorption method.
This part is proposed by the China Iron and Steel Association.
This section is under the jurisdiction of Metallurgical Industry Information Standards Institute.
This section is drafted. Sinosteel Jilin Ferroalloy Co., Ltd.
The main drafters of this section. Yang Fan, Gao Lin, Liu Bing, in Guiping.
This part of the standard replaces the previous editions are.
--- GB/T 3654.6-1983;
--- GB/T 3654.7-1983.
Determination of niobium iron-sulfur content - Combustion iodometric method,
Methylene blue photometric method and infrared absorption method
Warning. Use of this section shall be a person experiences regular laboratory work. This section does not indicate that all possible security issues.
(1)
Where.
T --- potassium iodate standard solution titration titer equivalent of sulfur in grams per milliliter (g/mL);
M1 --- said amount of lead sulfate, expressed in grams (g);
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