HHE Determination Report No. HHE-78-028-480, Persolite Products, Inc., Florence, Colorado.
NIOSH 1978 Apr:7 pages
An investigation to evaluate possible hazardous exposure to perlite has been made. Perlite is a generic term for naturally occurring siliceous volcanic rock used in insulation. During its processing free silica (7631869), arsenic (7440382), beryllium (7440417) and lead (7439921) may be present. At the time of this evaluation, all breathing zone air samples of these agents were below the laboratory limit of detection.
NIOSH-Author; NIOSH-Health-Hazard-Evaluation; Air-sampling; Air-quality-measurement; Insulation-materials; Air-contamination; Heavy-metals; Industrial-hygiene; Insulation-industry; Occupational-health; HHE-78-028-480; Region-8; Hazard-Unconfirmed;
7631-86-9; 7440-38-2; 7440-41-7; 7439-92-1;
Hazard Evaluation and Technical Assistance; Field Studies
NTIS Accession No.
Hazard Evaluations and Technical Assistance Branch, NIOSH, Cincinnati, Ohio, HHE-78-028-480, 7 pages, 4 references