This standard specifies the maximum allowable concentration of tetrahydrofuran in the workshop air and its monitoring and testing methods. This standard applies to all types of enterprises that produce and use tetrahydrofuran.
GB 16231-1996 history
1996GB 16231-1996 Health standard for tetrahydrofuran in the air of workplace
GB 16231-1996 Health standard for tetrahydrofuran in the air of workplace was changed to GBZ/T 160.75-2004 Methods for determination of heterocyclic compounds in the air of workplace.