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  • Products (50)
  • Straight Wall Zirconium Crucibles

    Metal Technology
    Zirconium is our most effective crucible material for fusions using sodium carbonate or sodium peroxide. It is an excellent low-cost replacement for platinum.
  • Nickel Crucibles and Covers

    Sci Labs USA
    Made From one-piece ASTM (A 494) Standard Pure Nickel sheet Trimmed to final form High form Crucibles and covers are sold separately Covers are made from the same nickel material Withstand temperatures up to 800°C (1472°F)
  • Crucible Holder

    For 25 mL porcelain Gooch crucibles A combination rubber stopper and crucible holder with glass funnel insert Dimensions 57 mm length, tapered from 38 mm diameter at top to 22 mm diameter at bottom; length of tapered portion 35 mm Fits 4948F21 and 4948H23 series Filter Flasks, 125 to…
  • Low Form Zirconium Crucibles

    Highly resistant to most reagents Soluble in hydrofluoric acid Withstands temperatures up to 900°C Low form crucible is 0.89 mm thick zirconium. Will begin to oxidize with prolonged exposure to air at temperatures above 550°C. Not recommended for use with fluoboric or…
  • High Form Nickel Crucibles

    Metal Technology
    Nickel forms an adherent oxide film that provides its corrosion resistance up to temperatures around 600°C. It's highly resistant to alkalis and most acids, however, it is attacked by oxidizing acids like nitric and by salt solutions containing oxidizing species.
  • Clay Triangles

    GSC International, Inc.
    The perfect tool for suspending a crucible. The uniform clay tubes supports the crucible and the galvanized iron wire resists rusting.
  • Herman Inquarts

    Herman Inquarts are little pellets of lead bullion, each containing a definite amount of silver. Just add one to the crucible before fusing or tap it into the cleaned lead button before cupellation and you can be sure of complete and accurate parting. No preliminary weighing of the added silver. No…
  • Crucible, Gooch

    Gooch, with perforated bottom and two wall holes for suspending in extraction apparatus. Glazed inside and out except for outside bottom surface and rim. Used for total suspended solids determination.
  • Straight Wall Inconel Crucibles

    Metal Technology
    Inconel® alloy 601 has excellent resistance to oxidation in the 1000° to 1200°C temperature range and also has good corrosion resistance to many acid and aqueous salt solutions.
  • Crucible, Rose 75ml

    The unglazed porcelain rose style crucible eliminates the possibility of a reaction between the sample contents and a (glazed) coating. Material: Porcelain ceramic Thermally shock-resistant Maximum temperature for use: 1400°C
  • Crucible, Gooch, High Form

    Wilmad LabGlass
    With fused-in fritted glass disc For analytical work involving precipitation, drying and weighing Particularly suitable when precipitates will not be dried at temperatures above 110° C Note: Avoid sudden temperature changes when heating or cooling.
  • Nickel-Chromium Crucible

    Sci Labs USA
    Made from uniform ASTM Standard Nickel-Chromium Alloy Withstands temperatures up to 1000°C (1832°F) For volatile matter tests Also for ignition, ashing, and incineration purposes where free acids are not present Determines volatile matter in coke High-Form Cover sold separately…

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