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Boiling Stones

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  • Saint-Gobain Chemware® PTFE Boiling Stones

    Saint Gobain

    Chemical resistant Ideal for boiling organic liquids Minimizes superheating Ultra-pure, virgin Saint-Gobain Chemware ® PTFE boiling stones promote gentle, efficient boiling and help prevent overheating, even of highly volatile liquids. Ideal for continuous extraction methods.…

  • Carborundum #12 Boiling Granules

    Hengar

    Hard, bluish black, iridescent silicon carbide granule. No reduction characteristics. Oxidizes slowly at 800°C (1472°F). Twelve mesh granule size. Specific gravity 3.20. 5 year industry leading warranty In any laboratory procedure involving the boiling of a liquid, inert and…

  • Plain Boiling Granules

    Hengar

    High purity, white, amphoteric alundum granule. Extremely hard porous surface. Will not crumble or "powder". Four mesh granule size. Specific gravity 3.97. 5 year industry leading warranty In any laboratory procedure involving the boiling of a liquid, inert and insoluble,…

  • Selenized Boiling Granules

    Hengar

    High purity, amphoteric alundum, specially treated with selenium for use in determination of amino and cyanide nitrogen. Four mesh granule size, iridescent bluish black color. Selenium as a solid is relatively nontoxic. Its vapor or fumes are highly toxic. TLV 0.2 mg/cubic meter. Specific gravity…

  • Carborundum Boiling Chips, 20 Mesh

    GFS Chemicals

    Mesh size: 20 mesh

  • Selenized Micro Boiling Granules

    Hengar

    High purity, amphoteric alundum, specially treated with selenium for use in determination of amino and cyanide nitrogen. Ten mesh granule size, iridescent bluish black color. Specific gravity 4.10. Selenium as a solid is relatively nontoxic. Its vapor or fumes are highly toxic. 5 year industry…

  • Microporous Carbon Boiling Chips Series 500

    Walter Stern

    Fractional distillations Evaporations Extractions Refluxings Condensations Other boiling operations

  • Plain Micro Boiling Granules

    Hengar

    High purity, white amphoteric alundum granule. Extremely hard porous surface. Will not crumble or "powder". Ten mesh granule size. Specific 3.97. 5 year industry leading warranty In any laboratory procedure involving the boiling of a liquid, inert and insoluble, Hengar Granules…

  • Granules, Hengar

    Hach

  • Carborundum Boiling Chips, 14 Mesh

    GFS Chemicals

    Mesh size: 14 mesh

  • Aitch-Tu-Ess Boiling Granules

    Hengar

    5 year industry leading warranty An economical way to produce hydrogen sulfide gas for use in qualitative analysis and the general chemistry laboratory. Aitch-Tu-Ess is a dry mixture of sulfur, a highly condensed hydrocarbon, and an inert dispersal agent. The sulfur and the hydrocarbon are…

  • Carborundum Boiling Chips, 8 Mesh

    GFS Chemicals

    Mesh size: 8 mesh

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