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Final Draft 

INITIAL REVIEW ENGINEERING REPORT CBI: No 

PMN: 02-996 ENGINEER: Hall/TMB 

PV (kg/yr): ,500,000 

SUBMITTER: E.I. duPont de Nemours and Company 

USE: 

OTHER USES: 

MSDS Label: No 

General Eqp.: 

Respirator: 

Health Effects: 

TLV/PEL (PMN or raw materials): 

CRSS: 

Chemical Category: 

 VP: 2.94E-05 torr @25EC 

S-H2O: 17.5 g/L 

MW: 229.41 

Phys State: Neat: liquid; Mfg: liquid; Proc/Form: NA; 

End Use: 

Consumer Use: No 

SAT (concerns): 

Ground Water: slow 

Health: 2 inhalation, dermal; XB: testing desired 

Eco: 2 all releases to water; XB: testing desired 

PBT: P1B1T2 

OCCUPATIONAL EXPOSURE RATING: 2-3 

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INITIAL REVIEW ENGINEERING REPORT Page # 2 CBI: No 

PMN: 02-996 

ASSUMPTIONS: Health exposure based testing desired, therefore 

 PMN substance has been evaluated for 

inhalation, dermal and ingestion exposure 

potentials. Key assumption: 

The submitter was contacted to provide additional 

information on this case, see contact report. 

POLLUTION PREVENTION CONSIDERATIONS: None listed 

EXPOSURE-BASED REVIEW Yes (4 criteria met) 

1) # of workers exposed (>1,000?): 2,559 Y 

2) >100 workers with >10 mg/day inhalation exposure : Y 

3) >100 workers w/1-10 mg/day inh. exp. & >100 days/yr: Y 

4) Routine Dermal Cont: >250 workers & >100 days/yr: Y 

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INITIAL REVIEW ENGINEERING REPORT Page # 3 CBI: No 

PMN: 996 

MFG: 

Site/Location: 1 toll site (Chemicals Incorporated, Baytown, TX 

77521 or Centauri Technologies LP, Pasadena, TX 

77507) 

Days/yr: 125 or 218 

Process Description: 

ENVIRONMENTAL RELEASES (Eqpt. cleaning, container residue, etc.): 

WATER: none expected 

AIR: negligible (<23.26 kg/site-yr) 

from: 

basis: 

INCINERATION: 420,000 kg/yr OR 670,000 kg/yr 

from: 

basis: 

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INITIAL REVIEW ENGINEERING REPORT Page # 4 CBI: No 

PMN: 02-995 & 996 

MFG: (cont) 

LANDFILL: none expected 

OCCUPATIONAL EXPOSURE 

 Tot. # of workers: 42 (submission for both operations) 

 Days/yr: 218 (maximum, submitter) 

Inhalation: negligible (VP <0.001 torr, liquid) 

Dermal: contact with liquids: up to 1,800 mg/day 

 97.5-99.9% concentration 

Basis: CEB estimate for routine contact, two hands 

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INITIAL REVIEW ENGINEERING REPORT Page # 5 CBI: No 

PMN: 02-996 

USE 1: 996 

Site/Location: 25 sites 

Days/yr: 250 (CEB estimate) 

Process Description: 

ENVIRONMENTAL RELEASES (Eqpt. cleaning, container residue, etc.): 

WATER: 7 kg/site-day over 250 Days/year 

from: 

to: 

basis: 

OR INCINERATION: <<200,000 kg/yr 

from: 

OR LANDFILL: 41,000 kg/yr 

from: 

AIR: negligible (VP < 0.01 torr, liquid) 

OCCUPATIONAL EXPOSURE 

 Tot. # of workers: 75 (CEB estimate of 3 per site) 

 Days/yr: 250 

Inhalation: negligible (VP <0.001 torr, liquid) 

Dermal: contact with liquids: up to 1,800 mg/day 

 97.5-99.9% concentration 

Basis: 

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INITIAL REVIEW ENGINEERING REPORT Page # 6 CBI: No 

PMN: 02-996 

USE 2: 

Site/Location: 30 sites 

Basis: (CEB estimate) 

Process Description: 

ENVIRONMENTAL RELEASES (Eqpt. cleaning, container residue, etc.): 

WATER: 6 kg/site-day over 10 Days/year 

from: 

to: 

basis: 

AIR: 0.6 kg/site-day over 250 days/yr 

from: 

basis: 

INCINERATION: Not expected 

basis: 

LANDFILL: 41,000 kg/yr 

from: 

basis: 

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INITIAL REVIEW ENGINEERING REPORT Page # 7 CBI: No 

PMN: 02-996 

USE 2: (cont) 

OCCUPATIONAL EXPOSURE 

 Tot. # of workers: < 2,400 

 Days/yr: 250 

Inhalation: mist (class I respirator) 

<1 to 48 mg/day over 250 Days/yr 

Number of workers with inhalation exposure: < 2,400 

Basis: 

Note: The respirator class is: I. Particulate 

(including solids or liquid droplets). 

Dermal: contact with liquids: up to 1,800 mg/day 

 97.5-99.9% concentration 

Basis: CEB estimate for routine contact, two hands 

contact with liquids: up to 1,700 mg/day 

 5-20% concentration 

Basis: CEB estimate for routine immersion, two hands 

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CONTACT REPORT 

(Telephone Log, page 1 of 2) 

PMN: 02-995 & 996 

Call By: Timothy Brenza (Eastern Research Group for 

EPA/OPPT/CEB) 

Call To: Kathleen E. O=Keefe 

Submitter: E. I. duPont de Nemours and Company 

Date: 9/25/02 

Time: 2:00 pm 

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