Standard

SN EN 15688:2008

Current

Existing or new amendments and versions must be purchased separately.

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Abstract

This document specifies a method for the quantitative determination of the urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) content in water-soluble matrices, i.e. urea based fertilizers using high performance liquid chromatography (HPLC). NOTE Pure NBPT reference material is required as a standard for the quantitative calibration.

Products specifications

  • Standard from INB
  • Published:
  • Effective:
  • Document type: EN
  • Pages
  • ICS: 65.080
  • Publisher: SNV
  • Distributor: SNV
  • National Committee: INB/NK 2260