DB53/T 477-2013
Determination of phosphorus pentoxide content in phosphate rock Citric acid-aluminum nitrate-nitric acid dissolved sample phosphomolybdic acid quinoline volumetric method (English Version)

Standard No.

DB53/T 477-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Yunnan Provincial Standard of the People's Republic of China

Latest

DB53/T 477-2013

Scope

This standard specifies a method for rapid determination of phosphorus pentoxide content in phosphate rock using citric acid-aluminum nitrate-nitric acid sample dissolution and quinoline phosphomolybdate volumetric method. This standard is applicable to the rapid determination of phosphorus pentoxide content in phosphate rock products.

DB53/T 477-2013 history

• 2013 DB53/T 477-2013 Determination of phosphorus pentoxide content in phosphate rock Citric acid-aluminum nitrate-nitric acid dissolved sample phosphomolybdic acid quinoline volumetric method