### TSCA-HQ-2004-0016, et.al. Second Quarterly 2006 Progress Report July 14, 2006



### SEP Biodegradation: Synthesis Account - VZ78101073 April May June YTD Salaries Chambers Works 11,962 8,987 36,110 82,424 Barley Mill 245 291 882 2,911 Travel 0 0 0 0 Operating Supplies# 360 0 0 360 RAS Analytical 6,331 2,940 420 9,691 Overheads Chambers Works 1,168 997 3,365 6,794 BMP 30 34 128 363 TOTAL 20,096 13,249 40,905 102,543

SEP Biodegradation: Main Account - VZ78911724 April May June YTD Salaries Chambers Works 21,569 882 12,890 67,814 Barley Mill 518 0 882 4,773 Travel 866 Operating Supplies 0 0 0 61 Overheads Chambers Works 604 765 1,575 13,892 BMP 80 0 128 659 TOTAL 22,771 1,647 15,475 88,065 YTD totals include 1Q corrected data i.e., Jan though June # Costs for Shipping Documents to EPA, cost for purchasing OECD copy righted documents 

### Cost Analysis for April 1, 2006 to June 30, 2006 Attachment B Page 1 of 4

### TSCA-HQ-2006-0016, et. al. Second Quarter 2006 Progress Report July 14, 2006

SEP Main Account Nam e Function Locatio n Time (hours) L. Wrightso n Sourcn g BMP 2 R. Stranahan Admin Assistan t J L 4 L. Stephans SEP Manager J L 120 J. Quinn Finance JL 9 E. King Finance-DCS E BMP 6 M

onth Total Char ged to SEP Main Account 141 SEP-S y nthesis Account

Nam e Function Locatio n Time (hours) S. Fury k DCSE-R& D J L 10 J. Sworen DCSE-R& D J L 18.5 K. Raiford DCSE-R& D ES L 10.5 P. Fitzgerald DCSE-R& D J L 13.5 J. Bowers DCSE-R& D J L 9.5 B. Buc k DCS E BMP 3 L. Stephans DCSE-SEP Manager J L 40 H. Brynzd a DSC E BMP 5.5 M

onth Total Char ged to DuPont SEP S y nthesis Account 110.5

SEP Main Account Nam e Function Locatio n Time (hours) L. Stephans SEP Manager J L 140 M

onth Total Char ged to SEP Main Account 140

SEP-S y nthesis Account

Nam e Function Locatio n Time (hours) Patrick Fitzgerald DCSE-R& D J L 7 James Bowers DCSE-R& D J L 4 J. Sworen DCSE-R& D J L 48.5 B. Buc k DCS E BMP 4 L. Stephans DCSE-SEP Manager J L 20 F. D'amic o DCSE-R& D J L 72 J. Garrison DCSE-R& D J L 58 M

onth Total Char ged to DuPont SEP S y nthesis Account 213.5

SEP Main Account Nam e Function Locatio n Time (hours) L. Stephans SEP Manager J L 140 H. Brynzd a DSC E BMP 11.25 J. Quinn Finance JL 12 L. Wrightso n Sourcin g BMP 3 L. Kin g DCSE Finance BMP 12 M

onth Total Char ged to SEP Main Account 178.25 

### Second Quarterl yPro g ress Report, Hours Summary Attachment A Page 2 of 4

A p ril 2006 SEP Time Summary

Ma y2006 SEP Time Summary

June 2006 SEP Time Summary

### TSCA-HQ-2006-0016, et. al. Second Quarter 2006 Progress Report July 14, 2006

SEP-S y nthesis Account

Nam e Function Locatio n Time (hours) J. Sworen DCSE-R& D J L 11 F. D'amic o DCSE-R& D J L 59 J.Garrison DCSE-R& D J L 16 R.Iiori DCSE-R&D JL 6 E. Acosta DCSE-R&D JL 124 R. Shafer DCSE-R&D JL 4 P. Fitzgerald DCSE-R&D JL 28 J. Bowers DCSE-R&D JL 41 L. Stephans DCSE-SEP Manager JL 20 Month Total Charged to DuPont SEP Synthesis Account 309 

### Attachment A Pa g e 3 of 4 Second Quarterl yPro g ress Report, Hours Summary

### TSCA-HQ-2004-0016, et.al. Second Quarterly 2006 Progress July 14, 2006

RED indicates excluded or corrected from 1Q 2006 Progress Report 

### SEP Biodegradation: Synthesis Account - VZ78101073 

### JAN FEB MA R YTD Salaries Chambers Works 529 3,055 21,781 25,365 Barley Mill 1,288 205 1,493 Travel Franchina 0 Stephans 0 Bryndza 0 Operating Supplies 0 Stephans 0 Overheads Chambers Works 126 444 694 1,264 Barley Mill 147 24 171 TOTAL 4,934 22,704 28,293

SEP Biodegradation: Main Account - VZ78911724 JAN FEB MA R YTD Salaries Chambers Works 12,341 11,080 9,052 32,473 Barley Mill 1399^ 3,373 405# 3,373 Travel# Franchina 219 219 Stephans$ 437 437 Bryndza 210 210 Operating Supplies Stephans 61 61 Overheads Chambers Works 3,860 3,800 3,288 10,948 Barley Mill 189 201 61 451 TOTAL 16,390 19,381 12,401 48,172

^1,399 was 3,373, # 405 was 610 

### Cost Corrections for 1Q 2006 January 1, 2006 to March 31, 2006 Attachment B (Page 4 of 4)