Johnson Test Papers Ltd
From the early 1940’s Johnson Test Papers have been manufacturing a variety of pH indicator and test papers in the United Kingdom providing an accurate, reliable, easy to use and cost effective method. Johnson Test Papers are distributed and widely u
Introduction
From the early 1940’s Johnson Test Papers have been manufacturing a variety of pH indicator and test papers in the United Kingdom providing an accurate, reliable, easy to use and cost effective method. Johnson Test Papers are distributed and widely u...

Information
More Websites
wolk Gruppe AG – innovative sign communications
The company was founded in Wuppertal by Inge and Paul Wolk in 1954.
Today wolk Group AG is a European leader in the field of innovative sign technology.
Wolk's five corporate division...