Crucibles

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  • Porcelain Squat Form Crucibles

    CoorsTek

    Glazed throughout with the exception of outside bottom surface

  • Standard Shape Platinum Crucibles

    XRF Scientific Americas Inc.

    Standard shape crucible made from 99.95% pure Platinum and Platinum alloys are manufactured to endure harsh use with their thicker base and lighter wall construction.

  • Zirconium Low Form Crucibles

    XRF Scientific Americas Inc.

    Zirconium’s distinctive properties make it a popular choice for fusions and fluxes in analytical chemistry and chemical processing. Unlike crucibles made from many other materials, zirconium crucibles are highly resistant to corrosion; do not require handling with platinum tipped tongs; can…

  • Low Form Zirconium Crucibles

    Thomas®

    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…

  • Porcelain Crucibles, Tall Form with Lid

    United Scientific Supplies

    Tall form crucibles include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Important properties of United porcelainware include: Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually…

  • Porcelain Filter Crucibles

    CoorsTek

    Glazed throughout with the exception of outside bottom surface Outside diameter is measured at the top of the crucible

  • Conical High Alumina Crucibles

    United Scientific Supplies

    United high alumina crucibles are made of 99.7% pure aluminum oxide. Highly resistant to chemical attack. Recommended for chemists, metallurgists and others involved in high temperature work demanding contamination free results.

  • Porcelain Crucibles, Gooch with Lid

    United Scientific Supplies

    Gooch crucibles have a perforated bottom and include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Used for determination of total suspended solids. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56…

  • Quartz with Lid Crucibles

    Chemglass

    Crucible for use in temperatures up to 1000°C. Perfect for use in muffle furnace ashing procedures. Quartz material ensures sample purity for further analysis.

  • Crucible Holder

    Plasticoid

    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…

  • Nickel Crucibles

    Dual Manufacturing

    Our crucibles are manufactured using 99.99% pure virgin nickel. These items are suitable for fusions, including those using sodium peroxide and highly resistant to dilute alkalies. The crucibles have an optional nickel cover. The covers are flat, pressed from one piece, and have an extension on…

  • 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.

  • Porcelain Crucibles, Wide Form with Lid

    United Scientific Supplies

    Wide form crucibles include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of…

  • Tall Form High Alumina Crucibles

    United Scientific Supplies

    United high alumina crucibles are made of 99.7% pure aluminum oxide. Highly resistant to chemical attack. Recommended for chemists, metallurgists and others involved in high temperature work demanding contamination free results.

  • Thomas Graphite Crucibles

    Thomas®

    Withstand temperatures up to 2700° F Without covers

  • Crucible, Rose 75ml

    CoorsTek

    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

  • High Form Gooch Crucibles

    Wilmad-LabGlass - SP Scienceware

    With fused-in fritted glass disc, these high form Gooch crucibles, made of borosilicate glass, are for analytical work involving precipitation, drying, and weighing. They are particularly suitable when precipitates will not be dried at temperatures above 110°C and may be used at higher…

  • Zirconium oxide crucible, Yttria stabilized, cylindrical, flat base; HtxOD (mm),…

    Alfa Aesar

    Harmonized Tariff Code:  6903.90

  • Zirconium oxide, Yttria stabilized, crucible, conical, high form;Ht(mm), 35;Top…

    Alfa Aesar

    Harmonized Tariff Code:  6903.90

  • Zirconium oxide, Yttria stabilized, crucible, round bottom, low form;Ht(mm),63…

    Alfa Aesar

    Harmonized Tariff Code:  6903.90

  • Porcelain High Form Crucibles

    CoorsTek

    Glazed throughout with the exception of outside bottom surface Outside diameter is measured at the top of the crucible

  • Zirconium oxide, Yttria stabilized, crucible, round bottom, high form;Ht(mm),85…

    Alfa Aesar

    Harmonized Tariff Code:  6903.90

  • 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.

  • Crucible, Gooch High Form

    Ace Glass

    With fritted disc. Disc diameter 30mm, height above disc is 45mm. All porosities of a given size are priced the same.

  • Crucible, Gooch

    CoorsTek

    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 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.

  • Low Form 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.

  • Zirconium oxide, Yttria stabilized, crucible, round bottom, low form;Ht(mm),42…

    Alfa Aesar

    Harmonized Tariff Code:  6903.90

  • Borosilicate Glass Filter Crucibles

    Corning

    Fused, fritted glass disc Polished ends Pore size: coarse, 40-60 µm, medium, 10-15 µm, fine 4-5.5 µm 30 mL disc diameter: 30 mm; fits tube i.d. 36 mm, 50 mL disc diameter: 40 mm; fits tube i.d. 42 mm.

  • Bitumen Crucible, 28ml

    CoorsTek

    Bitumen, with perforated bottom, glazed inside and out except for outside bottom surface and rim. Used for similar applications as Gooch crucibles.

  • High Form Crucibl Coors Proc

    CoorsTek

    This CoorsTek AD-998 High-Alumina labware high form crucible is made of 99.8%-pure aluminum oxide. It is highly resistant to alkalies and other fluxes This alumina-ceramic ware is especially useful to chemists, metallurgists, and others involved in high-temperature work demanding…

  • Quartz Glass Crucibles

    United Scientific Supplies

    Clear quartz glass crucibles are useful for analytical applications that require ashing of samples. Can withstand a continous operating temperature of 1050°C. Lids for Clear quartz glass crucibles can withstand a continous operating temperature of 1050°C.

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