Macherey-Nagel

• CE Certified

• Approved for pH determination in urine, For self-testing

• With chemically bound indicators which prevents bleeding and therefore contamination of the sample

• Gradation (pH): 4.5 - 5.0 - 5.5 - 6.0 - 6.5 -

• With chemically bound indicators which prevents bleeding and therefore contamination of the sample

• Gradation (pH): 7.0 - 7.5 - 8.0 - 8.5 - 9.0 - 9.5 - 10.0 - 10.5 - 11.0 - 11.5 - 12.0 - 12.5 - 13.0 - 13.5 - 14.0

• Length: 85 mm <

• With chemically bound indicators which prevents bleeding and therefore contamination of the sample

• Gradation (pH): 6.0 - 6.4 - 6.7 - 7.0 - 7.3 - 7.7

• Length: 85 mm

• Width: 6 mm

• José paper

• Thin, soft, smooth, non-fluffing tissue paper for cleaning optical glasses & cuvettes

• Suitable as protective paper for metallographic sections

• Grade: MN 13B

• Allows the rapid and reliable detection of oil contaminations of water and soil

• The sensitivity largely depends on the nature of the respective hydrocarbon

• For detection of oil in soil, press the paper firmly against the soil t

• MN 615

• Equivalent to Whatman Grade No. 1

• Medium fast filtration for general laboratory use

• MN 619 de

• Equivalent to Whatman Grade No. 5

• Very slow filtration, for extremely fine precipitates

• Changes colour from blue to red when conditions change from alkaline to acidic

• General test for acidic or alkaline reaction

• pH range: 8.0 - 5.0

• Shows two different colors for each pH-value at intervals of 0.3 to 1 pH-unit

• More accurate reading and good estimation of intermediate values

• pH gradation: 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12

• Shows two different colors for each pH-value at intervals of 0.3 to 1 pH-unit

• More accurate reading and good estimation of intermediate values

• pH gradation: 1.0 - 1.3 - 1.6 - 1.9 - 2.2 - 2.5 - 2.8 - 3.1 - 3.4 - 3.7 - 4.0 - 4.3

• Shows two different colors for each pH-value at intervals of 0.3 to 1 pH-unit

• More accurate reading and good estimation of intermediate values

• pH gradation: 3.5 - 3.8 - 4.1 - 4.4 - 4.7 - 5.0 - 5.3 - 5.6 - 5.9 - 6.2 - 6.5 - 6.8

• Shows two different colors for each pH-value at intervals of 0.3 to 1 pH-unit

• More accurate reading and good estimation of intermediate values

• pH gradation: 5.0 - 5.3 - 5.6 - 5.9 - 6.2 - 6.5 - 6.8 - 7.1 - 7.4 - 7.7 - 8.0

• Shows two different colors for each pH-value at intervals of 0.3 to 1 pH-unit

• More accurate reading and good estimation of intermediate values

• pH gradation: 7.0 - 7.3 - 7.6 - 7.9 - 8.2 - 8.5 - 8.8 - 9.1 - 9.4 - 9.7 - 10.0

• Quick and easy determination for neutralisation analyses

• White paper, which changes colour to red when the pH exceeds 8.3 towards alkaline conditions (red at pH > 10)

• Suitable for neutralisation analysis; detection of lactic acid in culture media, which contains lactic acid-producing strains of B. coli.

• Color reaction: red to blue

• pH range: 5.0 - 3.0

• Allows the quick and easy detection of aluminum and zirconium

• In the presence of aluminum (Al3+), it shows bright red spots on a yellow background

• Color reaction: yellow to bright-red

• Limit of sensitivity: 10 mg/l Al

• Used for the rapid detection of ammonium ions and gaseous ammonia

• The white paper turns brownish-yellow in the presence of ammonium ions or NH3

• This test paper is specific for the determination of NH4+

• Color reaction

• Allows the quick and easy detection of antimony [Sb(III)]

• In the presence of antimony [Sb(III)], it shows orange-red spots on a yellow background

• Pentavalent antimony, i.e. Sb(V), has to be reduced to Sb(III) with metallic magn