Crucibles
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High Form Ceramic Crucible
CoorsTekThe CoorsTek crucible is made of porcelain that withstands extreme temperatures, corrosive environments and thermal shock, ensuring durability and reliable performance. The interior and exterior of the high-form crucible are glazed. High form, glazed inside and out except for outside bottom…
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Bitumen/Gooch & Rose Crucible
CoorsTekThe CoorsTek crucible features a perforated bottom with a glazed surface on the inside. The crubicle is designed to use for the process of total suspended solids determination.
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Porous-Bottom Crucibles
United Scientific SuppliesPorous-bottom crucibles have a molded-in porous disc with stable porosity and consistent flow rate. Available with very fine (1.2 µm), fine (5 µm), and medium (15 µm) pore diameters. Glazed inside and out, except for outside bottom and rim. Autoclavable.
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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.
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Nickel Crucibles
HumboldtNickel crucibles constructed from pure heavy sheet nickel. They are suitable for fusions, including those with sodium peroxide, and are highly resistant to dilute alkalies. Flat-style nickel crucible covers with depression in center for centering on crucibles. Extension on one side for handle.
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Wide Form Crucible
CoorsTekThe CoorsTek crucible is made of porcelain that withstands extreme temperatures, corrosive environments and thermal shock, ensuring durability and reliable performance. The interior and exterior of the wide-form crucible are glazed. Wide form, glazed inside and out except for outside bottom…
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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…
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Porcelain Crucible Covers
CoorsTekCoorsTek Chemical Porcelain For Crucibles, Glazed all over except for rim. Made of 99.8%-pure Aluminum Oxide. Recommended for use with CoorsTek® Alumina Crucibles AD-998 ware is highly refractory, meant for use in reducing and oxidizing atmospheres.
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Coors(TM) high alumina combustion boat
MilliporeSigmaLegal Information: Coors is a trademark of Coorstek, Inc.
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Stainless Steel Crucibles
United Scientific SuppliesUnibody construction from Type 304 stainless steel Can withstand temperatures from -180°C to 800°C Covers included
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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…
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Tall Form High Alumina Crucibles
United Scientific SuppliesUnited 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.
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High Form Nickel Crucibles
Thomas®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.
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Straight Wall Zirconium Crucibles
Metal TechnologyZirconium is our most effective crucible material for fusions using sodium carbonate or sodium peroxide. It is an excellent low-cost replacement for platinum.
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Coors(TM) high alumina combustion boat
MilliporeSigmaLegal Information: Coors is a trademark of Coorstek, Inc.
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NICKEL CRUCIBLES
United Scientific SuppliesUnibody construction from sheet nickel, polished inside and out. Can withstand temperatures up to 600°C. Covers included.
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Platinum crucible lid fits 25 mL crucible
MilliporeSigmaPlatinum labware has excellent resistance to acids such as acetic, hydrochloric, hydrofluoric, hydroiodic, nitric, selenic, and sulfuric, and to oxidation at high temperatures. Crucible lids of platinum can be cleaned by boiling in a suitable solvent.For the removal of substances which have alloyed…
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Crucible Gooch High Form Fritted 30mm
DWK Life Sciences (Kimble)Designed for collecting, drying and weighing precipitates and samples to be analyzed using gravimetric analysis. Fritted disc is sealed into the crucible KIMAX® crucible suitable for precipitates to be dried to a constant weight at 110 °C Manufactured from 33 expansion, low…
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Nickel crucible High form
MilliporeSigmaHigh resistance to dilute alkalis at low cost. Used for sodium peroxide fusions in the analysis of zirconium. Also used in analyses for niobium, tantalum, or low levels of phosphorus. Order covers separately.
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Porcelain Crucibles, Tall Form with Lid
United Scientific SuppliesTall 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…
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Straight Wall Nickel Crucibles
Metal TechnologyNickel 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.
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Porcelain Crucibles, Gooch with Lid
United Scientific SuppliesGooch 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…
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Gooch Crucible
Kemtech AmericaThe Kemtech America gooch crucible is suitable for use in research facilities and chemical laboratories while conducting experiments. It is made of high quality material which ensures long lasting usage.
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Porcelain Squat Form Crucibles
CoorsTekGlazed throughout with the exception of outside bottom surface
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High Form Gooch Crucibles
SP Wilmad-LabGlassWith 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…
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Nickel Crucibles
Dual ManufacturingOur 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…
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Crucible Holder
PlasticoidFor 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…
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Zirconium oxide crucible, Yttria stabilized, cylindrical, flat base; HtxOD (mm),…
Thermo Scientific ChemicalsHarmonized Tariff Code: 6903.90
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Conical High Alumina Crucibles
United Scientific SuppliesUnited 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.
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Coors(TM) high alumina combustion boat
MilliporeSigmaLegal Information: Coors is a trademark of Coorstek, Inc.
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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.
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Crucible for basic laboratory use to heat chemical compounds Tall form body with lid Constructed of glazed porcelain for strength, thermal performance, and enhanced chemical resistance Can withstand temperatures up to 1900°F (1050°C) 2" diameter x 1.75" height. 10 pack of 50mL high quality…