GB/T 13255.7-2009
Test methods of caprolactam for industrial use.Part 7:Determination of iron content (English Version)

Standard No.

GB/T 13255.7-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

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

Latest

GB/T 13255.7-2009

Replace

GB/T 13255.7-1991

Scope

This part of GB/T 13255 specifies the thiocyanate spectrophotometric method for the determination of iron content in caprolactam for industrial use.

GB/T 13255.7-2009 Referenced Document

• GB/T 602-2002 Chemical reagent--Preparations of standard solutions for impurity
• GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

GB/T 13255.7-2009 history

• 2009 GB/T 13255.7-2009 Test methods of caprolactam for industrial use.Part 7:Determination of iron content
• 1991 GB/T 13255.7-1991 Caprolactam for industrial use--Determination of iron content

GB/T 13255.7-2009 -All Parts