BS 5551-4.1.4:1984
Current
The latest, up-to-date edition.
Fertilizers. Chemical analysis. Determination of nitrogen Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
Hardcopy , PDF
English
31-08-1984
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Specifies reagents, apparatus, procedure and reporting of results.
| Committee |
CII/37
|
| DevelopmentNote |
Also numbered as ISO 7408. Supersedes 81/53152 DC. (08/2005)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
This International Standard specifies a method for the determination of the ammoniacal nitrogen content of fertilizers containing other substances, such as urea or urea-aldehyde condensates, which release ammonia in the presence of sodium hydroxide.
| BS 5309-1:1976 | Methods for sampling chemical products Introduction and general principles |
| BS 5309-4:1976 | Methods for sampling chemical products Sampling of solids |
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