ISO 18642:2016
Current
The latest, up-to-date edition.
Fertilizer and soil conditioners Fertilizer grade urea General requirements
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English
07-07-2016
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ISO 18642:2016 specifies the general requirements regarding testing methods, sampling and preparation of test sample, marking and labelling, package, transport, and storage of fertilizer grade urea.
It is applicable to urea in solid form, e.g. granular, prilled, or pastilled, which is made by the reaction of ammonia with carbon dioxide. Urea can be classified by its intended use, industrial and/or agricultural. It is mainly used as fertilizer in the field of agriculture. It is only applicable to fertilizer grade urea in the field of agriculture.
| DevelopmentNote |
Supersedes ISO/DIS 18642. (07/2016)
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| DocumentType |
Standard
|
| Pages |
5
|
| PublisherName |
International Organization for Standardization
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| Status |
Current
|
| Standards | Relationship |
| BS ISO 18642:2016 | Identical |
| ISO 8157:2015 | Fertilizers and soil conditioners — Vocabulary |
| EN 13466-1:2001 | Fertilizers - Determination of water content (Karl Fischer methods) - Part 1: Methanol as extracting medium |
| ISO 18643:2016 | Fertilizers and soil conditioners Determination of biuret content of urea-based fertilizers HPLC method |
| EN 15479:2009 | Fertilizers - Spectrophotometric determination of biuret in urea |
| EN 15478:2009 | Fertilizers - Determination of total nitrogen in urea |
| ISO 8397:1988 | Solid fertilizers and soil conditioners — Test sieving |
| ISO 7410:1983 | Fertilizers and soil conditioners — Final samples — Practical arrangements |
| ISO 8633:1992 | Solid fertilizers — Simple sampling method for small lots |
| ISO 5315:1984 | Fertilizers — Determination of total nitrogen content — Titrimetric method after distillation |
| ISO 7409:1984 | Fertilizers Marking Presentation and declarations |
| ISO 7742:1988 | Solid fertilizers — Reduction of samples |
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