Reader’s Guide Silicon Dioxide & Silica Gel

CRM:  James Parker

EPA/OPPTS/OPP/SRRD

Reader’s Guide to the Silicon Dioxide & Silica Gel E-docket #
EPA-HQ-OPP-2007-1140

Publication Date: March 26, 2008

EPA has created this document to provide an organizational structure to
the Silicon Dioxide & Silica Gel E-docket.  The docket index lists the
caption entries sequentially, 	while this document lists them by subject
matter.  The Agency is providing the 	“Readers Guide” to allow the
reader to more easily access and navigate the various entries contained
in the Silicon Dioxide & Silica Gel E-docket.

Federal Register and Docket Organization Documents:

Docket Entry 1.	Federal Register Notice:  Silicon dioxide and Silica gel
Registration Review document, Risk Assessments and Related documents;
Notice of Availability (March 26, 2008)

This notice announces that the risk assessments are available for public
review and comment.

Docket Entry 2.	Reader’s Guide to the Silicon dioxide and Silica gel
E-docket# EPA-HQ-OPP-2007-1140 (March 26, 2008)

This document is an index which lists all documents available in the
docket to assist the readers in locating information.

Docket Entry 3.	Silicon dioxide and Silica gel: Registration Review
Summary document					(March 14, 2008)

This document discusses the Agency’s Preliminary Work Plan for Silicon
Dioxide & Silica Gel and summarizes the uses, health effects, and
ecological effects.

Usage

Docket Entry 4.	Silicon dioxide and Silica gel: Screening Level Usage
Data 

			(August 08, 2007)

This document estimates Silicon Dioxide & Silica Gel usage on
agricultural crops in the United States.  

Ecological Risk Assessment Documents

Docket Entry 5. 	Silicon Dioxide and Silica Gel Reregistration
Eligibility Decision (RED) document (September, 1991)

This document summarizes the initial Agency assessment for silicon
dioxide and silica gel.

Docket Entry 6.	Overview of Ecological Risk Assessment Process in the
Office of Pesticide Programs (January, 23, 2004)

Endangered and Threatened Species Effects and Determinations. 

Human Health Risk Assessment Documents

Docket Entry 7.	November 13, 2001 and December 18, 2001 Meeting of the
IIFG 

Decision Memo.   (January 31, 2002)

Inert Ingredient Focus Group recommendations for the inert ingredients
associated with the “weathered materials” grouping. 

Docket Entry 8.	Review of Potential Occupational and Residential
Exposure to Silicon Dioxide for the Reregistration Eligibility Document
(July 03, 1991) 

This document, summaries the potential occupational and residential
exposure risks used in the Reregistration Eligibility document for
silicon dioxide.

Docket Entry 9. 	Review of Potential Occupational and Residential
Exposure to Silica Gel for the Reregistration Eligibility Document
((July 03, 1991))

This document, summaries the potential occupational and residential
exposure risks used in the Reregistration Eligibility document for
silica gel.

Docket Entry 10.	Silicon Dioxide; Reregistration Product Chemistry
Considerations for Natural Insecto Products (August 01, 1991)

This document describes issues related Natural Insecto Products as
described by the Agency.

Docket Entry 11.	Reregistration of Silicon Dioxide and Silica Gel:
Product and Residue Chemistry Considerations. (August 01, 1991)

This document summarizes the labeling issues associated with silicon
dioxide and silica gel based on available product and residue chemistry
considerations.

