Worldwide Leader
in pH Testing

  • Fast, accurate results
  • Single color match
  • Proudly made in the U.S.A.
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Top Selling pH Strips

  • Conveniently packaged in flip-top vials
  • Single color match
  • Guaranteed quality & accuracy
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Private Labeling
and Custom Packaging

  • Our premium products customized with your branding
  • Order in bulk and save
  • Made in the U.S.A.
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Leader in
Sanitizer Test Kits

  • Avoid costly health code violations
  • Made in the USA
  • Trusted since 1934
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Quality Guarantee

Micro Essential Laboratory guarantees the quality of its ph testing products.Manufactured in the USA since 1934, Hydrion® pH Paper, Sanitizer Test Kits, pH Buffer Standards, and Specialty Test papers are trusted worldwide for their exceptional quality, reliability, and accuracy.