GB/T 8577-2002
Determination of free water for compound fertilizers-Karl Fischer method (English Version)

Standard No.

GB/T 8577-2002

Language

Chinese, Available in English version

Release Date

2002

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2011-03

Replace By

GB/T 8577-2010

Latest

GB/T 8577-2010

Scope

This standard stipulates to use dioxane to extract the free water in the fertilizer, and then use the Karl Fischer reagent titration method to determine the free water content in the compound fertilizer.

GB/T 8577-2002 history

• 2010 GB/T 8577-2010 Determination of free water for compound fertilizers.Karl Fischer method
• 1987 GB 8577-1988 Determination of Swimming Water Content in Compound Fertilizer by Karl Fischer Method