Chlorine Materials

NOSB Review Documents

• 1995 NOSB review for addition to §205.605 as a sanitizer and disinfectant (calcium hypochlorite, chlorine dioxide, sodium hypochlorite)
• November 1995 NOSB Recommendation (pdf) (page 14) (calcium hypochlorite, chlorine dioxide, sodium hypochlorite)
• 2006 Technical Report (pdf)
• 2011 NOSB review to amend §205.605, response to NOP Guidance - The Use of Chlorine Materials in Organic Production and Handling NOP-5026 (pdf)
• December 2011 NOSB Recommendation (pdf)
• May 2015 Petition (pdf) requesting addition to §205.605 for use as a sanitizer and disinfectant (hypochlorous acid)
• 2015 Technical Report (pdf) (hypochlorous acid)
• September 2015 NOP Memorandum (pdf) to accredited certifying agents, state organic programs, and interested parties
• April 2016 NOSB Subcommittee Proposal (pdf) (page 249-255) (hypochlorous acid)
• April 2016 NOSB Recommendation (pdf) (hypochlorous acid)

Rulemaking

• Added to the National List, §205.605(b), effective April 21, 2001 (65 FR 80548, 66 FR 15619) (calcium hypochlorite, chlorine dioxide, sodium hypochlorite)
• Annotation change, effective January 28, 2019 (83 FR 66559) (calcium hypochlorite, chlorine dioxide, sodium hypochlorite)
• Added to the National List, §205.605(b), effective January 28, 2019 (83 FR 66559) (hypochlorous acid)