BSI PD CEN/TS 17060:2017
$102.76
Fertilizers. Determination of molybdenum in concentrations > 10 % using a gravimetric method with 8-hydroxyquinoline
| Published By | Publication Date | Number of Pages |
| BSI | 2017 | 16 |
This Technical Specification specifies the procedure for determination of total and water extractable molybdenum in mineral fertilizers containing more than 10 % molybdenum. This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 260172 and/or EN 260176.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | National foreword |
| 7 | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Sampling and sample preparation |
| 8 | 6 Reagents 7 Apparatus |
| 9 | 8 Procedure 8.1 Preparation of the test solution 8.2 Precipitation 8.3 Filtration and washing 8.4 Weighing the precipitate 9 Calculation and expression of the results |
| 10 | 10 Test report |
| 11 | Annex A (informative)Verification gravimetric method to ICP-AES method A.1 Introduction and test materials used A.2 Validation based on water extraction A.2.1 Comparison of ICP-AES and gravimetric determination |
| 12 | A.2.2 Conclusion A.3 Validation based on aqua regia extraction A.3.1 Comparison of ICP-AES determination and gravimetric determination A.3.2 Conclusion A.3.3 Comparison of HCl and aqua regia extraction with gravimetric determination |
