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3B Scientific Universal Stand (Teltron Tubes) Pack of 1 This Universal Stand is a tube holder made of robust plastic for holding D-series electron tubes. The stand has a wishbone, 360° rotating clamp made of heat-resistant plastic and two base holes for affixing the Teltron Helmholtz Coils D. The stand is on rubber feet to prevent it from slipping.Sp...
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3B Scientific Helmholtz Coils - Pair Pack of 1 A pair of Helmholtz Coils for generating a uniform magnetic field perpendicular to the axis of the Teltron D series tubes. The Teltron Tube Holder D (B8A49463) allows the coils to be configured in the Helmholtz geometry or to produce magnetic fields aligned vertically, or coaxial, with respect to th...
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3B Scientific Teltron Tube - Planar Diode Pack of 1 High-vacuum electron tube with thermionic cathode for demonstrating the thermoelectric effect (Edison effect). Use the tube to investigate the relationship between measured emission current and the voltage applied to the cathode. Also investigate the characteristics of diodes via the process of rect...
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3B Scientific Teltron Tube - Maltese Cross Pack of 1 High-vacuum electron tube with divergent electron gun aimed at a fluorescent screen partially obscured by a Maltese cross. For demonstrating the linear propagation of electrons in the absence of applied electromagnetic fields by projecting the shadow of a Maltese cross onto the fluorescent screen. A...
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3B Scientific Teltron Tube - Perrin Pack of 1 Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied.The electron beam can be deflected using two methods:
  1. Electrically - usin...
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3B Scientific Teltron Tube - Deflection e/m Pack of 1 Highly evacuated electron tube with focusing electron gun and inclined fluorescent screen so the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected electrically in the electric field and magnetically by using the Helmholtz ...
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3B Scientific Teltron Tube - Dual Fine Beam - Gas Filled Pack of 1 Part evacuated electron tube, filled with neon at low pressure with a tangential and axial electron gun. For determining specific charge e/m from the diameter of the filament beam in the case of tangential bombardment and a perpendicularly aligned magnetic field, and observing spiral paths of electr...
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3B Scientific Teltron Tube - Electron Diffraction Pack of 1 Highly evacuated electron tube for demonstrating the wave nature of electrons through the observation of interference caused by passage of electrons through a polycrystalline graphite lattice (Debye-Scherrer diffraction) and rendered visible on a fluorescent screen. Also intended for determining the...
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Geiger-Muller Tube - Mullard ZP1481 Pack of 1 The Mullard ZP1481 Geiger-Muller Tube is a halogen quenched metal tube with a thin end window.  It is used for detecting alpha, beta and gamma radiation and is recommended as a general purpose tube for use with radioactive sources in schools. A removable protective mesh cap of plastic is fitted...
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Absorption U Tube with Side Arms: 125mm x 14mm Pack of 1 Borosilicate glass absorption tube. U-shaped with side arms.Height: 125mmDiameter: 14mm
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Absorption U Tube with Side Arms: 150mm x 17mm Pack of 1 Borosilicate glass absorption tube. U-Shaped with side arms.Height: 150mmDiameter: 17mm
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Simax Glass Crystallising Basin - 50mm/40ml Pack of 1 Simax® crystallising basin made from chemically & thermally resistant Borosilicate glass, with flat bottom and spout.Capacity: 40mlDimensions: (D)50mm x (H)30mmPack Size: Each
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Deep Flat Bottom Porcelain Evaporating Basin - 54mm/22ml Pack of 1 Deep form flat bottom porcelain evaporating basin. With spout, glazed inside and out.Capacity: 22mlPack Size: Each
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Simax Glass Beaker - Squat Form -2000ml Pack of 1 Simax® borosilicate glass, squat form, graduated beaker with spout. Conforms to ISO 3819.Volume: 2000mlDimensions: (D)130mm x (H)185mmPack Size: Each
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Pyrex Glass Beaker Squat Form - 2000ml Pack of 1 Always a best seller, Pyrex® borosilicate glass meets the specifications of the following standards: ISO 3819 & DIN12331.Due to the demanding conditions that borosilicate glass is subjected to, maximum chemical toughness, minimum thermal expansion & high resistance to thermal shock make ...
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Beehive Shelf Pack of 1 Stoneware Beehive ShelfGlazed inside and out.Use in pneumatic troughs for gas collection.Diameter: 100mm
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Bench Mats: 150mm x 150mm - Pack of 10 Pack of 1 Calcium silicate bench mats that are non-combustible and moisture/chemical resistant. Composed of a calcium silicate matrix reinforced with cellulose fibre.Contains no asbestos, inorganic mineral or man made fibres.Dimensions: 150mm x 150mmThickness: 6mmPack of 10
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Bench Mats: 230mm x 230mm - Pack of 10 Pack of 1 Calcium silicate bench mats which are non-combustible and moisture/chemical resistant. Composed of a calcium silicate matrix reinforced with cellulose fibre.Contains no asbestos, inorganic, mineral or man made fibres.Dimensions: 230mm x 230mmThickness: 6mmPack of 10
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Clear Glass Jar with Screw Cap - 250ml Pack of 1 Clear glass jars with screw-on plastic caps with interior waxed discs. Perfect for the in-class distribution & Prep Room storage of non-hazardous chemicals.Volume: 250mlPack Size: Each
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Clear Glass Jar with Screw Cap - 500ml Pack of 1 Clear glass jars with screw-on plastic caps with interior waxed discs. Perfect for the in-class distribution & Prep Room storage of non-hazardous chemicals.Volume: 500mlPack Size: Each
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