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>BSI Standards >71 CHEMICAL TECHNOLOGY>71.040 Analytical chemistry>71.040.10 Chemical laboratories. Laboratory equipment>BS 3145:1978 Specification for laboratory pH meters
immediate downloadReleased: 1978-06-30
BS 3145:1978 Specification for laboratory pH meters

BS 3145:1978

Specification for laboratory pH meters

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159.04 EUR
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159.04 EUR
Standard number:BS 3145:1978
Pages:14
Released:1978-06-30
ISBN:0 580 10009 X
Status:Standard
DESCRIPTION

BS 3145:1978


This standard BS 3145:1978 Specification for laboratory pH meters is classified in these ICS categories:
  • 71.040.10 Chemical laboratories. Laboratory equipment

This British Standard specifies requirements for pH meters for laboratory use.


Covers instruments having moving index, digital, binary coded decimal and recorded outputs. Specifies the scale, maximum permitted overall error and errors arising from 12 sources, electrode input sockets, temperature compensating devices, adjustment controls, and information to be provided by the manufacturer. Test methods for assessing electrical performance.
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