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Comprises a borosilicate glass U tube with 225 mm. height, with each limb graduated 0-120 x 1 mm. Bend fitted with a filling tube and stopcock. Two platinum electrodes 14 mm. diameter can be adjusted at any position by locking
Home / Chemistry - General & Chemical Laboratory Apparatus

PM-381 FLASK, ROUND BOTTOM, WIDE NECK

  • Borosilicate glass, interchangeable stopper, with stopcock, plain stem. Cat. No. Capacity ml. 417.01 50 417.02 100 417.03 150 417.04 250 417.05 500 417.06 1000
  • Transparent plastic, hypotenuse 135 mm., sides graduated 0-4.5 inches x 0.1 inch and 0-57 mm. x 1 mm.

With wide neck for solid samples, beaded rim

SKU: PM-381 FLASK, ROUND BOTTOM, WIDE NECK Category: Chemistry - General & Chemical Laboratory Apparatus
  • Borosilicate glass, interchangeable stopper, with stopcock, plain stem. Cat. No. Capacity ml. 417.01 50 417.02 100 417.03 150 417.04 250 417.05 500 417.06 1000
  • Transparent plastic, hypotenuse 135 mm., sides graduated 0-4.5 inches x 0.1 inch and 0-57 mm. x 1 mm.
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  • TRANSFORMER STAND - II MS-452 PVG TRANSFORMER STAND - II
  • For teaching basic transformer operation to advance project work. Additional accessories available for electromagnetic experiments. Consist of a heavy cast alloy stand with rubber feet for stability and with two clamping arms, channel in 35 mm. width and 3 mm. depth to take cores, extends across full length. Laminated U and I cores to form a closed core of section 25 mm., I-core 100 mm. long U-core 100 mm. in height. A pair of pole pieces 65 x 30 x 25 mm. length x width x height with one end shaped and hole drilled through the total length along cone axis. Accessories - (I) 1, 300 turn 4 A coil., (ii) 2, 600 turn 2 A coil., (iii) 1, 1200 turn 1 A coil, (iv) 1, 3600 turn 0.3 A coil, (v) 1, 12000 turn 0.05 A coil. All the coils are fitted with 4 mm. socket connections, except 600 and 1200 turns coils. All coils are of enamelled copper wire wound on moulded plastic bobbins of size 75 x 60 mm. TAPPED COIL Consist of 216 turns copper wire 18 s.w.g. wound in bobbin tapped after 36 and 72 turns, with 4 mm. sockets at the front panel at 15 mm. spacings, marked 0, 6, 12 and 36 V and 0 36 72 and 216 turns. ACCESSORIES - 1 For experiments on heating and motor effects of currents induced in the secondary conductor. Consist of - welding coil of 5 turns of conducting rod, on former with insulated handle to clamp one or two nails to short circuit the coil. Annular melting trough of aluminum on insulated handle. Jumping ring of aluminum alloy, 15 mm. deep 3 mm. thick. Floating ring a flat aluminum annulus of 90 mm. outer diameter 45 mm. inner diameter. ACCESSORY SET- 2 For experiments on the forces on conductors moving between the poles of the transformer electromagnet. Consist of - Reversible aluminum pendulum plate size length x width 195 x 95 mm. with one end slotted. Support arm and rod for mounting on pole piece. Rotating disc of aluminum 70 mm. diameter with hole mounted on axis, with support rod having a hole. A copper shading ring. MS-451 PVG DEMOUNTABLE TRANSFORMER
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