skip navigational links Occupational Safety & Health Administration DOL.gov OSHA.gov DOL.gov
www.OSHA.gov
Chemical Sampling Information
Benzophenonetetracarboxylic Acid Dianhydride
Chemical Sampling Information - Table of Contents Chemical Sampling Information - Table of Contents  Field Definitions
 Analytical Methods
General Description

NAME: Benzophenonetetracarboxylic Acid Dianhydride

SYNONYM(s): 5,5'-Carbonylbis-1,3-Isobenzofurandione; BTDA; Benzophenonetetracarboxylic Dianhydride

IMIS: B727

CAS: 2421-28-5

DESCRIPTION:


MOLFM: C17H6O7

Exposure Limits



Health Factors



Monitoring

PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):



MEDIA:
Polytetrafluoroethylene (FH) Filter, 0.5 microns
MAX V: 100 Liters   MAX F: 1.0 L/min
ANL 1: High Performance Liquid Chromatography; HPLC
REF: 2 (OSHA In-House File)
CLASS: Not Validated

COND: Column: C18 Mobile Phase: 24:76:0.15 Acetonitrile:Water:H3PO4 Detector Wavelength: 225 or 265nm Detection Limit: 0.027 mg/m3

Chemical Sampling Information - Table of Contents Chemical Sampling Information - Table of Contents
Revision Date: 02/22/1992
* All Trademarks are the property of their respective owners.
Back to TopBack to Top www.osha.gov www.dol.gov
Contact Us | Freedom of Information Act | Customer Survey
Privacy and Security Statement | Disclaimers
Occupational Safety & Health Administrations
200 Constitution Avenue, NW
Washington, DC 20210