Study of fiber release during routine maintenance of asbestos containing floor tile : cooperative research and development agreement with Chemical Specialties Manufacturing Association, Inc.

Mode of access: Internet.

The development and utilization of automated and semi-automated microbial mutagenicity assays : cooperative research and development agreement with Spiral Biotech, Incorporated.

Mode of access: Internet.

Visual function studies during exposure to a mixture of diabasic esters (DBE) in Long-Evans rats : cooperative research and development agreement with E.I. Du Pont de Nemours & Company.

Mode of access: Internet.

Effects of atmospheric deposition on painted substrates : cooperative research and development agreement with Rohm & Haas.

Mode of access: Internet.

Monitoring equipment for hydrocarbon ozone precursors and for hazardous volatile organic compounds : cooperative research and development agreement with Perkin-Elmer Corporation.

Mode of access: Internet.

Toxic air pollutant emission factors : a compilation for selected air toxic compounds and sources /

Chiefly tables.

Ambient water quality criteria for chloroalkyl ethers /

Mode of access: Internet.

Calibration of a 90 V̊-notch weir using parameters other than upstream head /

Mode of access: Internet.

USEPA manual of methods for virology : chapter 13.

Chiefly tables.

Ambient water quality criteria for lead /

Mode of access: Internet.

Ambient water quality criteria for chlorinated benzenes /

Mode of access: Internet.

Ambient water quality criteria for chromium /

Mode of access: Internet.

Ambient water quality criteria for heptachlor /

Mode of access: Internet.

Ambient water quality criteria for hexachlorocyclopentadiene /

Mode of access: Internet.

Ambient water quality criteria for isophorone /

Mode of access: Internet.