BARRINGER LABORATORIES INC

Q: Mar 31 2000

Q: Mar 31 2000

FY: Dec 31 1999

Q: Mar 31 2000

FY: Dec 31 1999

Q: Sep 30 1999

Q: Jun 30 1999

Q: Mar 31 1999

FY: Dec 31 1998

FY: Dec 31 1998

Q: Sep 30 1998

Q: Sep 30 1998

Q: Jun 30 1998

Q: Jun 30 1998

Q: May 15 1998

FY: Dec 31 1997

FY: Mar 31 1998

Q: Sep 30 1997

Q: Jun 30 1997

Q: Mar 31 1997

4,7

5

5

5,7

5,7

5,7

7

5,7

2,7

5

5

5,7

Current report pursuant to Section 13 or 15(d)

Certification of termination of registration of a class of securities (Section 12(g))

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933

Preliminary Proxy Statement

Definitive Proxy Statement

ASEN R SCOTT

ASEN R SCOTT

ASEN R SCOTT

LAVELLE J FRANCIS

LAVELLE J FRANCIS

ASEN R SCOTT

ASEN R SCOTT

ASEN R SCOTT

HOLMES JOHN P III ET AL

DORSEY ALAN H

HOLMES JOHN P III ET AL

HOLMES JOHN P III ET AL

DORSEY ALAN H

ASEN R SCOTT

HOLMES JOHN P III ET AL

BARRINGER TECHNOLOGIES INC

BARRINGER TECHNOLOGIES INC

HOLMES JOHN P III ET AL