• Formulating

  Is 37% formaldehyde in formalin all considered free formaldehyde?

  Posted by Abdullah on November 27, 2021 at 8:55 pm

  Formalin has 37% formaldehyde in water. So is it considered 37% free formaldehyde or it is considered attached to water and not free and only turn to free formaldehyde by heat, high pH and microbial ingestion the same as formaldehyde donors? 

  PhilGeis replied 3 years, 5 months ago 2 Members · 1 Reply

  • formaldehyde
  • formalin
  • preservative
• 1 Reply

• 

  PhilGeis

  Member

  November 28, 2021 at 8:49 am

  “free” as addressed in regulation (EU) would be all of it

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