Universal Ion Meter EV-74
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Description
Ion meter - light gray with a greenish tint on the sides, rectangular in shape, made of metal alloy. The universal ion meter is an electrometric device designed for measuring ion activity in a solution.
Date: 1984
Material: metal
Technique: factory product
Size: 35x24x19.5.
Dating period:
1984 г.
Material:
Metal
Technique:
Gilding
Size:
35х24х19,5