E. J. Kleber to A. Crewson (Conwed Corporation) Transmitting Dust Sampling Report from Cloquet, Minnesota (1972)

A September 1972 cover letter from Union Carbide's E. J. Kleber to Conwed Corporation enclosed a report of Calidria asbestos dust sampling at Conwed's Cloquet, Minnesota plant and asked for permission to use the data. The enclosures were an excerpt of the OSHA asbestos standard, a report on dust sampling at a polyester plant, handwritten count sheets, and a typed report with a summary table of air-sample results from Conwed's August 1972 sampling.

What the document holds

• Page 1: Letter, E. J. Kleber to A. Crewson, Conwed Corporation, Sept. 1, 1972, enclosing the Cloquet dust sampling report and a permission request; handwritten note 'OK for '76'
• Page 2: Table II: Threshold Limit Value for Asbestos Fibers, OSHA 29 CFR 1910.93a, from the Federal Register of June 7, 1972
• Page 3: Typed report on air sampling during dumping of Calidria RG-244 into polyester resin at a polyester manufacturing plant, with handwritten annotations
• Pages 4-8: Handwritten dust-count data sheets (mostly illegible in OCR)
• Page 9: Title page: 'Conwed Corporation Dust Counts'
• Page 10: Report text on the August 9-10, 1972 air sampling at Conwed, Cloquet: apparatus, procedure and definitions of the reported counts
• Pages 11-12: Summary of dust counts by sample number and plant area (board and pulp mill, coating make-up, finishing, Tufflex, Conwed Fabrics, Lo-Tone), with fiber and total dust counts
• Page 13: No text recovered

People and organizations

From E. J. Kleber (Customer Service Representative) to Mr. A. Crewson (Conwed Corporation, Cloquet, Minnesota); Mr. Llyod Carlson (cc); Mr. T. P. Norris (cc).

• Edward J. Kleber (author)
• Llyod Carlson (copied)
• Tom P. Norris (copied)
• Mining and Metals Division (its organization)
• Union Carbide Corporation (its organization)
• Conwed Corporation (named)
• Federal Register (named)
• Hooker Chemical Corporation (named)
• Leitz (named)
• Millipore (named)
• OSHA (named)
• Unico (named)

Related pages

Pages on our site about what this document covers: Calidria · Minnesota Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · New York Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage · OSHA · OSHA Asbestos Standard.

About this copy

This is document UC-4343 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 13 pages. Production numbers X410528 to X410537.