Computer and Scientific

Owner

ENVIRO-HEALTH SYSTEMS, INC.

—
ACCU-CHEM LABORATORIES

Computer and Scientific

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Feb 7, 1989
FIRETOX

Computer and Scientific

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Apr 14, 1987
HAZTOX

Computer and Scientific

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Apr 14, 1987
VBST

Electrical and Scientific Apparatus

Owner

ENVIRO-HEALTH SYSTEMS, INC.

May 19, 1987
HSST

Electrical and Scientific Apparatus

Owner

ENVIRO-HEALTH SYSTEMS, INC.

May 19, 1987
OPPST

Pharmaceuticals

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Nov 25, 1986

Computer and Scientific

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Sep 3, 1985
GVST

Chemicals

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Sep 10, 1985
PAHST

Chemicals

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Apr 22, 1986
CPHST

Chemicals

Owner

ENVIRO-HEALTH SYSTEMS, INC.

Dec 10, 1985