Document nneZ9xgqEdYx2xoMQwYMYOnm

.A O^o-C. coSSo^ Ai tJ--tv c, MANUFACTURING CHEMISTS ASSOCIATION 1825 CONNECTICUT AVENUE, N.W. WASHINGTON, D.C. 20009 (202) 483-6126 : November 11, 1975 i To: Technical ,^anel on 'Vinyl Chloride Research Subject: Meeting on December 11, 1975, 9:00 a.m. at MCA Headquarters, Washington, D.C., Room #407 Gentlemen: Enclosed is the tentative agenda for the subject meeting. Please note, you will be asked to vote on the question of granting permission to IBT to publish their results in accord with the letter from Dr. Keplinger I forwareded to you October 21. It has been called to my attention that section 12 of the minutes of the last meeting, which deals with division of effort between MCA and SPI, is intended to relate only to administration and support of scientific studies and was not meant to apply to direct liaison with regulatory agencies. Sincerely, MF/m j Enclosure (1) Milton Preifeld Project Manager see 5-0251 /. MANUFACTURING CHEMISTS ASSOCIATION 1825 CONNECTICUT AVENUE, N.W. WASHINGTON, D.C. 20009 (202) 483-6126 November 26, 1975 To: Technical -Panel on Vinyl Chloride Research Subject: Information Items Gentlemen: Please add the following items to your tentative agenda for the December 11 meeting: 5.2 Vote on acceptance of Industrial BIO-TEST's (IBT) September 23 report distributed September 30. 5.3 Vote on IBT request for $20,000 reimbursement. 6.1 Vote on acceptance of final report on metabolism from Dow. Enclosed for your information are the following: a. Most recent version,(November 12, 1975) of NIOSH Table I "Reported Cases of Angiosarcoma of the Liver Among Vinyl Chloride Polymerization Workers." b. Selected parts of pre-publication copy of EPA report on "Dynamic Behavior of Vinyl Chloride in Aquatic Ecosystems" only title page, abstract, contents, conclusion and recommen dations. Sincerely MF/m j Enclosures Milton Freifeld Project Manager nyl Chloride Research see 5-0252 TABLE X REPORTED CASES OF ANGIOSARCOMA OF THE LIVER AMONG VINYL CHLORIDE POLYMERIZATION WORKERS KIOSK November 12, 1975 COUNTRY CASE // Canada Canada Canada Canada Canada Ca nada Canada Canada Canada Canada Czechoslovakia Czechoslovakia Fed. Rep. Germany Fed. Rep. Germany Fed. Rep. Germany Fed. Rep. Germany Fed. Rep. Germany France France France Great: Britain Great Britain Italy Italy Norway Sweden 01* 02* 03* 04* 05* 06* 07* 08 09 10 01* 02* 01* 02* 04 05* 06* 01* C2 03* 01* C3 02* 03* 01* or* BIRTH DATE 1st VC or PVC EXPOSURE AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS AWAITING DETAILS 00-00-28 00-00-57 00-00-26 00-00-51 07-26-31 30-14-57 06-24-30 10-01-57 09-04-30 04-16-57 04-28-25 02-00-57 01-01-32 07-26-62 04-15-24 01-00-46 06-03-11 07-06-59 CG-00-19 00-00-46 00-00-01 00-00-46 05-02-37 02-00-66 11-13-29 00-00-57 03-14-20 00-00-53 12-23-15 03-00-50 06-23-27 08-14-51 DX ANGIO SARCOMA 00-00-73 00-00-66 09-25-70 09-19-68 00-00-74 07-00-74 00-00-75 02-18-67 01-08-75 01-00-75 12-00-72 00-00-74 12-13-72 07-10-75 12-20-71 02-00-70 AGE AT DX 46 40 40 38 44 49 43 43 63 55 71 37 43 55 56 43 YRS 1st EXP TO DX TOT YRS EXP DATE OF DEATH 16 15 13 11 17 17 13 21 15 29 26 9 15 22 22 19 16 00-00-74 15 00-00-66 12 12-14-71 11 01-25-69 11 11-25-74 12. ALIVE 12 01-09-75 19 02-19-67 12 01-24-75 29 ALIVE 20 1 ()>' -7 2 4 1 1-74-74 6 12-00-72 21 07-10-75 21 01-04-72 18 10-20-70 see -02^ ir TABLE I (continued) REPORTED CASES OF ANGIOSARCOMA OF THE LIVER AMONG VINYL CHLORIDE POLYMERIZATION WORKERS COUNTRY United States United States United States United States United States United States United States United States United States United States United States United States United States i.a i ted States United States Un Ltcd States United States Yugoslavia Yugoslavia CASE it 01* 02* 03* 04* 05* 06* 07* 08* 09* 10* 11* 12* 13* 16* 17* 18* 19 01* 02* BIRTH DATE 10-17-23 08-19-33 05-25-15 01-15-24 01-25-1.2 00-00-29 05-03-22 05-06-20 11-08-31 08-16-13 05-27-09 11-17-13 12-01-21 11-04-27 05-06-31 04-22-28 00-00-15 04-05-14 11-15-31 1st VC or PVC EXPOSURE 12-09-40 11-15-55 11-28-45 07-06-52 06-19-44 01-17-62 03-00-44 10-07-46 09-09-54 06-12-51 10-14-46 09-13-49 ` 08-19-44 05-08-50 06-23-55 00-00-54 00-00-43 00-00-53 00-00-50 DX ANGIO SARCOMA 03-03-73 05-00-70 12-19-73 08-19-67 04-09-64 02-00-74 00-00-68 08-00-61 03-01-74 05-00-68 03-00-70 05-02-69 05-00-74 00-00-69 10-11-74 00-00-75 06-19-75 04-08-73 07-12-73 AGE AT DX 49 37 58 43 52 45 45 41 43 55 61 50 52 41 43 46 60 59 42 Y RS 1st EXP TO DX 22 14 28 15 20 12 24 15 17 17 23 20 30 17 19 21 32 20 23 Total Reported Cases - 45 Median Values: 17 U.S Ca s c:> 17 Non-U.S. Cases 34 Total Casas 46.0 43.0 45.0 20.0 17.0 18.0 TOT YRS EXP 16 13 28 15 18 12 18 15 17 17 23 15 30 4 19 13 32 20 18 17.0 15.0 16.0 DATE OF DEATH 03-03-73 09-28-71 12-19-73 01-07-63 04-09-64 07-24-75 03-23-68 03-29-61 03-00-75 05-10-66 03-16-70 05-02-69 07-04-74 03-27-69 ALIVE 11-02-75 ALIVE 04-08-73 07-12-73 ` Indicates microscopically confirmed angiosarcoma of the liver. ''00" Indicates unknown <data. see 5-0254 COPIED BY MCA 11/26/75 c> DYNAMIC BEHAVIOR OF VINYL CHLORIDE IN' AQUATIC ECOSYSTEMS by James Kill. IV Heinz Po Kollic Doris F* Paris N* Lee Wolfe Richard G Zepp ROAP 04AEM, Tasks 005 and 009 ROAP 03ACO, Task 009 Program Element 1J3A0 2 3 U S. ENVIRONMENTAL PROTECTION AGENCY OFFICE OP RESEARCH AND DEVELOPMENT KMVLROECENTAL research laboratory ATHENSt GEORGIA 30601 see 5-0255 ABSTRACT To evaluate "the behavior of vinyl chloride in aquatic ecosystems , best estimate and worst case taodels of lake and stream ecosystems were analyzed through the use of mathematical simulation* The characteristics of the chemical* bi.ological| and physical transformations of vinyl chloride. indicated in the models were determined by laboratory experimentation and extrapolation of reaction data for similar compounds* These transformation's included oxictation substitution^ elimination* hydrolysis* and free radical reactions* coMplcxatlonJ direct and indirect photochemical reactions? microbial degradation and toxicity? bacterial* algal) and fungal sorption? and volatilization* Loss of vinyl chloride from the aquatic environment by volatilization appeared to be the most significant process in its distribution* This report was submitted in fulfillment Tasks 005 and 009, and ROAP 03ACQ, Tack Environmental. Research Laboratory, Athens* was completed as of September 1975* of ROAP 04AEW, 009, at the Georgia* Work ii see 5-0256 I II III IV Conclusions and Recommendations Introduction System Analysis Assumptions Results and Discussion Chemical Interactions V VI VII I Materials and Methods Results and Discussion pH Studies Oxidation Studies Natural Waters Cocploxation Photochemical Interactions Materials and Methods Results and Discussion Direct Photolysis Indirect Photolysis Microbiological Interactions Materials and Methods Results and Discussion Sorption to Microorganisms Bacterial Degradation Toxicity to Bacteria Physical Interactions Materials and Methods Results and Discussion VIII References iii 1 3 7 9 16 .33 34 36 36 36 38 38 41 43 44 . 44 45 48 48 SI 51 52 53 54 55 55 Q see 5-0257 SECTION I CONCLUSIONS AND RECOMMENDATIONS A worst case oystea analysis of vinyl- chloride behavior in aquatic systems 9Uf;!?csta that unrealistically high levels ol vinyl chloride inputs would ' be necessary to maintain significant concentrations in these systems* However* given extreme environmental conditions* aquatic sediments could exhibit long--torn storage of lour levels of vinyl chloride* Chemical degradation of vinyl chloride under pH's* reactant concentrations* environment should not oxidation nor degradation and temperatures common to the bo significant* Neither auto- by free radicals is important in most natural waters at low vinyl chloride concentrations* Increased persistence of vinyl chloride due to coaplcxation with Ag+ and Cu4- should be minimal* Data are not available for consideration of other metal species* Experiments with distilled water* water from the efflu ent of a PVC plant* aiid two natural waters indicate that photolysis of vinyl chloride is probably a slow process under envircnvien'cal conditions* Vinyl chloride docs not appear to be sorbed by microorganisms * as indicated by laborctory experiments with five raided bacterial populations* three mixed fungal populations* tvro axenic bacterial cultures* and one alga* The five islxod bacterial populations did not degrade the vinyl chloride tc any detectable extent* Also* at vinyl chloride concentrations up to 900 rag 1"~1 no toxic effects on the bacterial cultures could be detected* The rate of bulk exchange of caseous vinyl chloride bet ween atmosphere and water* is about twice that of oxygen* Loss of vinyl chloride by volatilization from water is therefore probably the moot significant process in its dlstribution * Ih`o assumptions and coafcocruently the conclusions of this analysis may be invalid when vinyl chloride enters a re ceiving water no a component of a tar or sludge or when large concentrations of surface active agents are present with the vinyl clilori.de in water* Further study is neces sary for specific situations where these conditions exist* 1 see 5 - O 2 c< 8 The reactions of vinyl chloride with chlorine and hypochlorous acid should bo studied under conditions that pre vail in tho chlorination processes of municipal water treat ment plants Also, the reactions of orpanlcs that may form vinyl chloride under these conditions should be studied COPIED BY MCA *'11/26/75 2 see 5-0259 Manufacturing Chemists Association Technical Panel on Vinyl Chloride Research 9:00 a.m. MCA Headquarters, Room #404 Washington, D. C. December 11# 1975 Tentative Agenda 1. Minutes of Last Meeting 2. Financial Status (Freifeld) 3. Selection of Vice Chairman 4. Review of Epidemiological Studies 4.1 TCA 4.2 Other Studies (Torkelson) 5. Review of Industrial BIO-TESTStudies 5.1 Vote on Request for Permission to Publish Results 6. Review of Dow Studies 7. Review of Responses to Questionnaire on PVC Dust (Freifeld) 8. Revision of SDS 9. University of Louisville Proposal 10. Future Meetings (Dr. Tamburro) 11. Next Meeting see 5-0260