Support Documents for 

Significant New Use Rule (SNUR) on 

Premanufacture Notice (PMN) 

P-10-153 

EPA Docket EPA-HQ-OPPT-2011-0577 

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Index

A-001 Structure Activity Team (SAT) Report for 

PMN P-10-153 

A-002 Initial Review Engineering Report for 

PMN P-10-153 

A-003 Initial Review Exposure Report for 

PMN P-10-153 

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A-001 

Structure Activity Team (SAT) Report

for PMN P-10-153 

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A-002 

Initial Review Engineering Report

for PMN P-10-153 

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Support - P-10-0153 engineering.1.txt

INITIAL REVIEW ENGINEERING REPORT 

PMN: 10-0153

Post-Focus Draft Revision 1 2/2/2010

ENGINEER: Prothero \ JAS

PV (kg/yr): 

Revision Notes / Assessment Overview: Focus SQ: Updated 1/21/10

Focus draft IRER using new info

SUBMITTER: SACHEM, Inc.

USE:

OTHER USES:

MSDS: Yes Label: No

Gen Eqpt: rubber gloves/ chemical goggles/ apron / controls to

prevent misting and to prevent exposure to vapors and mists

Respirator: wear NIOSH/MSHA approved respirator

Health Effects: may be harmful if inhaled - material is

irritating to mucous membranes and upper respiratory tract /

causes eye irriation / causes skin irritation / may be harmful

if swallowed

TLV/PEL:

none established

CRSS :

Chemical Name: 1H-Imidazole, 1-(1-methylethyl)-

S-H20: 8.61 g/L @

VP: 4.2E+0 torr @

MW: 110.00 %<500 %<1000

Physical State and Misc CRSS Info:

Neat: Liquid Mfg: NK: Import Proc/Form: NA End Use: Destroyed.

Submitted Data: MP = -26 °C; BP = 216 °C; VP = 4.2 torr;

Miscible in water; Flammability = 106 °C. Literature Data: BP =

62 °C at 1 torr (CA PROP field). Estimated Data: WS = 8.61 g/L

(EPI), 17 g/L (ACD); logP = 1.51 (EPI), 0.67 (ACD).

Consumer Use: No

SAT (concerns) (01/12/2010):

Related Cases and Related Cases and Misc SAT Info:

Migration to groundwater: Rapid

PBT rating: P1B1T2 .

Health: 2 Dermal, Drinking Water, Inhalation

Eco: 2 Water (All releases to water with a CC = 70 ppb)

OCCUPATIONAL EXPOSURE RATING: 2-3A

NOTES & KEY ASSUMPTIONS:

Generated by the 06/07/2005 version of ChemSTEER. 

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Support - P-10-0153 engineering.1.txt

 

POLLUTION PREVENTION CONSIDERATIONS:

P2 Claim: 

 

 

EXPOSURE-BASED REVIEW: 

INITIAL REVIEW ENGINEERING REPORT 

PMN: 10-0153

Use: 

Number of Sites/ Location: 

 

Days/yr: 

Basis:

Process Description:

ENVIRONMENTAL RELEASES ESTIMATE SUMMARY

IRER Note: The daily releases listed for any source below may

coincide with daily releases from the other sources to the same

medium.

Typical:

Worst Case: 

to: 

from: 

basis: 

Subm est: 

to: 

from: 

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Support - P-10-0153 engineering.1.txt

basis:

Subm est max: 

to: 

from: 

basis:

 

High End: 

to:

from:

basis: 

 

RELEASE TOTAL

OCCUPATIONAL EXPOSURES ESTIMATE SUMMARY

Tot. # of workers exposed via assessed routes: 

Basis:

Inhalation:

Exposure to 

Typical: 

Worst Case: 

Number of workers (all sites) with inhalation exposure: 

Basis:

INHALATION MONITORING DATA REVIEW

1) Uncertainty (estimate based on model, regulatory limit,

 or data not specific to industry): Yes

2)a) Exposure level > 1 mg/day? Yes

 OR

 b) Hazard Rating for health of 2 or greater? 2 Yes

Inhalation Monitoring Data Desired? Yes (both criteria met)

Dermal:

Exposure to 

High End: 

Number of workers (all sites) with dermal exposure: 

Basis:

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A-003 

Initial Review Exposure Report

for PMN P-10-153 

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