YB/T 031-2012
Determination of the naphthalene content of coal tar pitch for road by gas chromatography (English Version)

Standard No.

YB/T 031-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

Professional Standard - Ferrous Metallurgy

Latest

YB/T 031-2012

Replace

YB/T 031-1992

Scope

This standard specifies the principles, reagents and materials, instruments, test procedures, result calculations, precision, etc. for the determination of naphthalene content in coal pitch road construction oil. This standard is applicable to the determination of naphthalene content in coal asphalt road construction oil prepared from asphalt obtained by distillation of high-temperature coal tar and diluent oil.

YB/T 031-2012 Referenced Document

• YB/T 032 Determination of distillation test of coal tar pitch for road

YB/T 031-2012 history

• 2012 YB/T 031-2012 Determination of the naphthalene content of coal tar pitch for road by gas chromatography
• 1992 YB/T 031-1992 Method for determination of naphthalene content in coal tar pitch road oil