Green Ribbon Science Panel Meeting April 23-24, 2019

DTSC hosted a Green Ribbon Science Panel Meeting on April 23 and 24, 2019. The meeting was accessible through a Webcast as well. For more details, view the Public Notice and Agenda (linked below).

Meeting Agenda

CalEPA Headquarters, Conference Room 550, 5th Floor,
1001 I Street, Sacramento, CA 95814
and via Webcast

Webcast Recording:

April 23, 2019: 9:00 am to 5:00 pm, PST
April 24, 2019: 8:30 am to 12:00 pm, PST

Notice of Public Meeting
Background Document
Meeting Agenda
GRSP Meeting Presentations

Meeting Transcripts:

April 23, 2019    |     April 24, 2019

April 23, 2019

Morning

1. Welcome
   

    

2. Agenda Review and Panel Roll Call
   

    

3. Presentation on Safer Consumer Products Program Updates
   Staff will provide a brief update on DTSC’s implementation of the Safer Consumer Products (SCP) regulations to the Panel members.
4. Public Comment
   Members of the public may offer comments to the Panel on agenda items.
5. Discussion of Alternatives Analysis Threshold
   DTSC staff will provide an overview of the Alternatives Analysis Threshold (AAT) provision in the SCP regulations. Staff from the Office of Environmental Health Hazard Assessment (OEHHA) will present on their Safe Use Determination process. The Panel will discuss considerations for setting an AAT and how the process differs from other regulatory agencies.

   – Pertinent Sections of the Safer Consumer Product Regulations and FSOR
   – PCPC Comments on Listing of Toluene in Nail Products
   – OEHHA SUD Fact Sheet
   – OEHHA SUD Requests Essential Elements Presentation
   – Seventh Generation 1,4-dioxane Case Study
   – Guest Speaker Profile for Dr. Martha Sandy, OEHHA

   Afternoon

6. Discussion of Metrics for the Safer Consumer Products Program  
   DTSC staff will provide an overview of the need for metrics to measure the success of the SCP program and the associated challenges. The Panel will provide recommendations for metrics most suited for the SCP program.

   – SCP Metrics Development

7. Discussion of Chemical Mixture Evaluation
   Panel members, including guest panelist Dr. Margaret Whittaker of ToxServices LLC, will provide guidance to DTSC as it considers how to evaluate chemical mixtures.

   – Bopp S.K. et al. 2018. Current EU research activities on combined exposure to multiple chemicals. Environment International (120) p. 544-562. https://doi.org/10.1016/j.envint.2018.07.037

   – Bopp et al. 2019. Regulatory assessment and risk management of chemical mixtures: challenges and ways forward. Critical Reviews in Toxicology. https://doi.org/10.1080/10408444.2019.1579169

   – Guest Speaker Profile for Dr. Margaret Whittaker

8. Adjourn

April 24, 2019

1. Welcome, Opening Remarks, and Agenda Review
   Panel Co-Chairs will briefly summarize outcomes from the previous day’s discussion and will outline the day’s agenda topics.
2. Public Comment
   Members of the public may offer comments to the Panel on agenda items.
3. Presentation on Alternatives Analysis Review Process and Discussion
   Dr. Margaret Whittaker of ToxServices LLC will present on her lessons learned in evaluating alternatives assessments. Dr. Whittaker and the Panel will discuss recommendations for DTSC in their upcoming evaluation of the first Alternatives Analyses submitted per the SCP regulations.

   – Pertinent Sections of the Safer Consumer Product Regulations and FSOR
   – Guest Speaker Profile for Dr. Margaret Whittaker
   – Two Stage AA Overview
   – Priority Product Profile – Paint or Varnish Stripper
   – Priority Product Profile – SPF with Unreacted MDI

4. Conclude and Adjourn