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Toxic Substances Control Act (TSCA)

Statement of Compliance

On January 6, 2021, the U.S. Environmental Protection Agency (EPA) published final rules under Toxic Substances Control Act (TSCA) Section 6(h) to restrict the importation and use of five persistent, bioaccumulative, and toxic (PBT) chemicals. The final rules took effect on February 5, 2021.

The new rules restrict the use of five PBT chemicals, which may be found in a wide range of components and products. The final rules impact the manufacture, importation, processing and/or distribution in commerce of the following five chemicals:

  • 2,4, 6-tris(tert-butyl) phenol (“2,4,6-TTBP”).
  • Decabromodiphenyl ether (“DecaBDE”).
  • Hexachlorobutadiene (“HCBD”).
  • Pentachlorothiophenol (“PCTP”).
  • Phenol, isopropylated phosphate (3:1) (“PIP (3:1)”).


Arroyo Instruments has reviewed the information provided by our suppliers and can confirm to the best of our knowledge that all our supplied articles are in full compliance with the regulations.

Place of Issue: San Luis Obispo, CA - U.S.A
Date of Issue: June 25, 2021

 adobe_acrobat.gifTSCA Statement of Compliance
(PDF version)