GSO ISO 2997:2015
Phosphoric acid for industrial use -- Determination of sulphate content -- Method by reduction and titrimetry

Standard No.

GSO ISO 2997:2015

Release Date

2015

Published By

GSO

Latest

GSO ISO 2997:2015

Scope

This International Standard specifies a method, by reduction and titrimetry, for the determination of the sulphate content of phosphoric (orthophosphoric) acid for industrial use and is applicable to sulphate contents, expressed as SO 4, equal to or greater than 0,000 5 % (m/m).

GSO ISO 2997:2015 history

• 2015 GSO ISO 2997:2015 Phosphoric acid for industrial use -- Determination of sulphate content -- Method by reduction and titrimetry