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Analytical Chainomatic Balance No. 15

A most efficient and serviceable balance for routine laboratory work.

Capacity 200 grams.
Sensitiveness 1/20 mg. with 100 gram load, (1/10 mg. with full load.)
Column Graduated, column and vernier, reading from 1/10 mg. to 100 mg. No riders or small weights required.
Beam 15 cm. (6″) long, sawed from hard rolled special aluminum alloy, having great tensile strength and uniform density. Will sustain full load without flexure and maintain adjustment through varying temperature changes.
Knife Edges Agate
Bearings Agate planes. All edges are entirely freed from the bearings, when the balance is arrested.
Releasing Mechanism Fall away type, a simple and effective arrestment for beam and agate edges.
Pans Nickel silver, 6 cm. (2 3/8″) diam.
Bows Nickel silver, 10 1/4 cm. wide by 20 cm. high inside. (4 1/8″ x 8″.)
Pan Arrest Independent arrest for pans with stop.
Case Dimensions over all 16 1/2″ long, 9 1/4″ deep, 18 1/2″ high. Polished mahogany, with glass sides and top, front sliding door counterpoised, rear door removable. Mounted on black plate glass. With vial levels and leveling screws.
Measurements 30″ x 16″ x 25″.
Net Weight 23 lb.
Shipping Weight Domestic, 70 lb.; Export, 72 lb.
Code Word Balance with Movable Index, “Auto-Dex” ANNODEX.