WS/T 148-1999
Workplace air.Determination of p-nitroaniline.High-performance liquid chromatography method (English Version)

Standard No.

WS/T 148-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Hygiene

Status

Withdraw 2004-12

Latest

WS/T 148-1999

Replace By

GBZ/T 160.72-2004

Scope

This standard specifies a high-performance liquid chromatography method for determining the concentration of p-nitroaniline in the air at workplaces. This standard is applicable to the determination of p-nitroaniline concentration in the air in workplaces.

WS/T 148-1999 history

• 1999 WS/T 148-1999 Workplace air.Determination of p-nitroaniline.High-performance liquid chromatography method

WS/T 148-1999 Workplace air.Determination of p-nitroaniline.High-performance liquid chromatography method was changed to GBZ/T 160.72-2004 Methods for determination of aromatic amines in the air of workplace.