Gases.
Contributors: National Institute of Standards and Technology (U.S.)
Series: Standard reference materials
Publisher: U.S. Dept. of Commerce, National Institute of Standards and Technology
Published: 1990
Place of publication: Gaithersburg, MD
Language: eng
Subjects: Gases -- Environmental aspects -- Standards.
Notes: Shipping list no.: 90-273-P.

"February 1990"--P. [7].