Table of Contents

Foreword <br>1 Scope <br>2 Normative references <br>3 Terms and definitions <br>4 Principle <br>5 Reagents <br>6 Apparatus <br>7 Sampling <br>8 Procedure<br>9 Precision<br>10 Test report <br>Annex A (informative) - Results of the <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;inter-laboratory test <br>Bibliography

Abstract

Defines a method for the quantitative determination of the urease inhibitors N-(n-Butyl)thiophosphoric acid triamide (NBPT, CAS-No. 94317-64-3) and N-(n-Propyl)thiophosphoric acid triamide (NPPT, CAS-No. 916809-14-8) content in urea based fertilizers using high-performance liquid chromatography (HPLC).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	CII/37
Supersedes	14/30286115 DC : 0