The ZlA-2 gold bar is manufactured in accordance with GOST 28058-2015.

Some characteristics:

Shape: truncated pyramid with rectangular bases.
Geometric parameters: width at the larger and smaller bases — 88/59 mm, length at the larger and smaller bases — 254/229 mm. Maximum deviations from the specified values do not exceed 5 mm.
Height: 35 mm, maximum permissible deviations may reach 8 mm.
Surface: must be free of sagging, burrs, scratches, stains, and foreign inclusions.
Mass: from 11 to 13.3 kg, but bars of other weights can be produced upon agreement with the customer.
In addition to the base metal, the bars contain minimal amounts of other chemical elements (from 0.1% to 0.005% of total mass). These may include platinum, silver, palladium, copper, lead, rhodium, zinc, and iron.