Ion Exchange Filtration

NOSB Review Documents

• August 2019 NOP Memorandum (pdf) to the NOSB requesting a recommendation on the use of ion exchange filtration in handling
• 2020 Technical Report (pdf)
• April 2020 NOSB Subcommittee Discussion Document (pdf)
• October 2020 NOSB Subcommittee Proposal (pdf)
• October 2020 NOSB Recommendation (pdf): None, motion failed
• April 2021 NOSB Subcommittee Proposal (pdf)
• April 2021 NOSB Recommendation (pdf)
• August 2021 NOP Memorandum (pdf) to the NOSB, on research conducted on FDA’s classification of ion exchange resin, requesting a recommendation on the listing of resins
• October 2022 NOSB Subcommittee Discussion Document (pdf) (resins)
• October 2022 NOSB Subcommittee Proposal (pdf) (recharge materials)
• October 2022 NOSB Recommendation (pdf) (recharge materials)
• April 2023 NOSB Subcommittee Proposal (pdf) (resins)
• April 2023 NOSB Recommendation (pdf) (resins)

Rulemaking

• July 2023 NOP Memorandum (pdf) to accredited certifying agents, state organic programs, and interested parties