GB 2947-1982
Determination of moisture in urea and ammonium nitrate by Karl Fischer method (English Version)

Standard No.

GB 2947-1982

Language

Chinese, Available in English version

Release Date

1982

Published By

Professional Standard - Agriculture

Status

Be replaced 2003-04

Replace By

GB/T 2947-2002

Latest

GB/T 2947-2002

Scope

This standard stipulates that the water content in industrial and agricultural urea and ammonium nitrate should be determined by the Karl Fischer method, and the Karl Fischer reagent containing pyridine should be used for determination.

GB 2947-1982 history

• 2002 GB/T 2947-2002 Determination of free water in urea and ammonium nitrate by karl fischer method
• 1982 GB 2947-1982 Determination of moisture in urea and ammonium nitrate by Karl Fischer method

GB 2947-1982 Determination of moisture in urea and ammonium nitrate by Karl Fischer method was changed to GB/T 2947-2002 Determination of free water in urea and ammonium nitrate by karl fischer method.