ISO 8603:1993
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Solid fertilizers Determination of urea nitrogen content Gravimetric method using xanthydrol
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
09-03-2019
English, French
28-01-1993
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The principle of the method specified is precipitation of the urea with xanthydrol in acetic acid solution, filtration of the dixanthylurea precipitate, drying, and weighing. This method is not applicable to fertilizers containing cyanamide or the condensation products of urea and aldehydes.
| DevelopmentNote |
Also numbered as BS 5551-4.1.5(1993). (08/2005)
|
| DocumentType |
Standard
|
| Pages |
4
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| Standards | Relationship |
| BIS IS 6092-2-7 : 2004 | Identical |
| ISO 15034:1999 | Composites Prepregs Determination of resin flow |
| ISO 3310-1:2016 | Test sieves Technical requirements and testing Part 1: Test sieves of metal wire cloth |
| ISO 8358:1991 | Solid fertilizers — Preparation of samples for chemical and physical analysis |
| ISO 1042:1998 | Laboratory glassware — One-mark volumetric flasks |
| ISO 648:2008 | Laboratory glassware — Single-volume pipettes |
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