Second-class standard glass measuring instrument LR-2 capacity standard ball

Product model and measurement range: Type.- Support group
Material
The capacity standard ball is blown from colorless and transparent borosilicate glass and concentrated stress exists after the heat treatment process.
The linear expansion coefficient meets the requirements of the regulations.
Allowable error value
Meets the requirements of the "Calibration Regulations for Commonly Used Glass Measures".
Calibration medium: pure water.
The type, usage and nominal capacity of standard glass measuring instruments are shown in the table:
<= dd type
Usage
Nominal capacity
Flat head ball
Used for calibrating fixed points of burettes, pipettes and measuring instruments
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= pointed ball
Used for calibrating single-marked measuring bottles
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For calibration of measuring cylinders and measuring cups
.+.+, ++, ++, .++
++, ++, ,,,< br/> For calibrating syringes
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