BUSINESS CONFIDENTIAL PRELIMINARY INFORMATION SUBJECT TO LATER VERIFICATION OR REVISION V'9\ INFORMAL REPORT project NO.i 328K10 datei June 12, 1973 author(s)i H.

Recommended Medical Surveillance for employees exposed to vinylideno chloride Based on animal data there is/evidence that vinylidene chloride by inhalation or ingestion has caused pathological changes in the liver and Sidneys> MCA-administored studies currently underway have shown no increase in tumor formation in animals.

Hal, in reviewing some literature recently, I came across the following item in the Industrial Hygiene Digest (July 1976).

4 S* DRAFT May 20, 1975 Chemical Division PPG Industries Reference: Para (K) Medical Surveillance 1910.39q Vinyl Chloride OSHA The above reference details the minimum requirements that will be implemented in all PPG operations for employees working in VCM opera tions and exposed to VCM in air concentrations at or above the "action level."

^% ^L CHEMICALS 01 ------------------ INDUSTRIES TO J.

Dr ' vc BRIEFING REPORT DRAFT pQ JJQf QUOTE OR CITE External Review Draft ENVIRONMENTAL ASPECTS OF .

A10 Cancer Experts Warn of Dangers In Some Plastic Wrap Chemicals THE NEW YORK TIMES, WEDNESDA' By JANE E.

October 13, 1977 L.

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The broncho-respiratory organs of workers, manufacturing goods from FVC Vertkin, Yu, I,, Kamontov, Yu, R.

Monsanto FROM Springfield, Massachusetts w ATE February 28, 1974 SUBJECT Supplemental VCM ACrCRENCE / \) TO Messrs.: R.

EDC WORK PRACTICE GUIDELINES REVIEW, DRAFT II June 8, 1978 Those Attending: A.

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JViAajiO' j iftYrtiilOz : INTERNAL CORRE P NDSNCE iJCALS AND PLASTICS SOUTH CHARLESTON PUNT P. 0.