NOSB Review Documents
- January 2004 Petition (pdf) requesting addition to §205.601 for use as a pesticidal inert ingredient (adjuvant)
- 2004 Technical Report (pdf)
- August 2005 NOSB Subcommittee Proposal (pdf)
- August 2005 NOSB Recommendation (pdf) (page 5229)
- October 2019 Petition (pdf) requesting addition to §205.601 for use as a plant disease control
- 2020 Technical Report (pdf)
- June 2020 Petition (pdf) requesting addition to §205.601 for use as a production aid
- 2020 NOSB Subcommittee Proposal and NOSB Recommendation: none, petition determined insufficient by Subcommittee (pdf) (page 65) (production aid)
- October 2021 NOSB Subcommittee Proposal (pdf) (plant disease control)
- October 2021 NOSB Recommendation (pdf) (plant disease control)
Rulemaking
- Final Rule, published December 10, 2007 (72 FR 69569), clarifies that chitosan is covered under “EPA List 4” listing on §205.601(m)
- Not recommended for rulemaking by NOSB (2020, 2021)