BS ISO 4795:1997
Laboratory glassware - Glass for thermometer bulbs

Standard No.
BS ISO 4795:1997
Release Date
1997
Published By
British Standards Institution (BSI)
Latest
BS ISO 4795:1997
Replace
95/126343 DC:1995
Scope
This International Standard specifies the physical and chemical characteristics and the marking of thermometric glass and the test methods to be used for the selection of glass for the manufacture of the bulbs of liquid-in-glass thermometers. It is not applicable to the glass used in parts of the thermometer other than the bulb (e.g. the stem). However, the glass used for the other parts can be identical to that used for the bulb. The coefficient of linear thermal expansion of the bulb glass should not differ from that of the glass intended for the stem by more than 0,2 × 10 K

BS ISO 4795:1997 history




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