YB/T 4021-2007 PDF English
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YB/T 4021: Historical versions
| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| YB/T 4021-2007 | English | 259 | Add to Cart | 3 days [Need to translate] | Determination of total sulphur in naphthalene. Reduction titration |
| YB/T 4021-1991 | English | 279 | Add to Cart | 3 days [Need to translate] | (Determination of total sulfur content of naphthalene. Reductive titration) |
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Basic data
| Standard ID | YB/T 4021-2007 (YB/T4021-2007) |
| Description (Translated English) | Determination of total sulphur in naphthalene. Reduction titration |
| Sector / Industry | Ferrous Metallurgy Industry Standard (Recommended) |
| Classification of Chinese Standard | G18 |
| Classification of International Standard | 71.080.01 |
| Word Count Estimation | 8,877 |
| Date of Issue | 2007-01-25 |
| Date of Implementation | 2007-07-01 |
| Older Standard (superseded by this standard) | YB/T 4021-1991 |
| Quoted Standard | GB/T 601; GB/T 2000; GB/T 2289 |
| Regulation (derived from) | NDRC Notice No. 7 of 2007 |
| Issuing agency(ies) | National Development and Reform Commission |
| Summary | This standard specifies the Nickel Reduction Capacity Determination of total sulfur content in naphthalene test principle, reagents, instruments, test procedures, the results calculated with precision. This standard applies to refined Naphthalene Naphthalene and press the total sulfur content. This method is directly applicable to total sulfur content of 30 ~ 10000mg/kg samples. Total sulfur content higher dilution method available when measuring. |