GB 9730-1988
General method for determination of chemical reagent oxalate (English Version)

Standard No.

GB 9730-1988

Language

Chinese, Available in English version

Release Date

1988

Published By

Professional Standard - Agriculture

Status

Be replaced 2008-04

Replace By

GB/T 9730-2007

Latest

GB/T 9730-2007

Scope

This standard specifies the general method for converting oxalate into azo compound and determining it by colorimetry. This standard applies to the determination of trace oxalate in organic reagents. The detection range of spectrophotometry is 1-20 μg/mL (calculated as C204), and the detection range of visual colorimetry is 0.4-20 μg/mL (calculated as C204).

GB 9730-1988 history

• 2007 GB/T 9730-2007 Chemical reagent.General method for the determination of oxalates
• 1988 GB 9730-1988 General method for determination of chemical reagent oxalate

GB 9730-1988 General method for determination of chemical reagent oxalate was changed to GB/T 9730-2007 Chemical reagent.General method for the determination of oxalates.