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  • Nitrophyl® Float is impervious to petroleum products.
  • Tangle-free “solid link” hinge withstands rough handling.
  • Durable cast iron with raised pipe wrench grips and blue powder coat finish.
  • Large, easy-to-read, plastic vial includes UV inhibitors, and is the most break-resistant on the market.
  • Vial is double sealed with o-rings.
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