Hydrogen sulphide.
Edition: 2nd ed.
Series: Methods for the detection of toxic substances in air -- booklet no.1
Publisher: H.M.S.O
Published: 1976
Place of publication: London
Language: eng
Number of pages: 10
Subjects: Hydrogen sulphide -- Toxicology.
Notes: Stains chart in pocket at end.

Third impression (with amendments) of the second edition dated 1969.