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  • Laboratory

    Our entire range of Johnson Test Papers rapid tests and filtration products can offer something for any laboratory setting. With a global presence, our brand is a trusted force that can provide fast acting tests and accurate determinations for many tests. Our products cover the entire pH range and narrower ranges in steps of 0.2, 0.3, 0.5 or 1 pH units. Or semi-quantitative tests encompass a portfolio of over 35 tests for ions and chemical compounds.