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ADS545MG is a hydrochromic dye. It is light yellow when dissolved in dry solvent, adding water brings out the red color. It can be switched back to light yellow by removing water. Inquire for additional information and pricing.

Possible uses: “Invisible” ink, reusable paper, security, water sensor

SKU: ADS545MG Category:


ADS545MG is a hydrochromic dye.

  • Appearance: Red powder
  • Molecular Weight:
  • Melting point: >150oC (Decomp.)
  • λAbs (Maximum absorption): 545 nm (in Methanol)
  • Photo Luminescence:
  • Absorption coefficient:
  • Recommended Solvents: THF, Dioxane, Methanol
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