Shelfmark

meo.1

Maker

Metrohm Ltd.

Subjects

Hydrogen-ion concentration--Measurement; Hydrogen-ion concentration--Measurement--Instruments.; Chemical apparatus.

Title

Portable pH meters E 280 A + E 444

Description

The meters are introduced as being independent of mains supplies, allowing rapid and reliable pH and mV measurement to be carried out anywhere. Their accuracy and ease of operation are maintained whether used inside or outside.
Both meters are discussed in terms of power supply; amplifier; electrode calibration; and ranges.
Detailed technical information is supplied in tabular form. A short note on standard accessories is included.

Earliest Date

Latest Date

Pages

2

Address

9100 Herisau (Switzerland)

Other Makers

Cat no

n.a.

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref