Macherey-Nagel

• 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
• Size: 10 x 70mm

• Equivalent to Whatman No. 44

• Ashless, slow filter paper which is slightly less retentive than MN 640 d

• Surface: Smooth

• Basis weight: 70 g/m2

• Thickness: 0.16 mm

• Filtration speed: 100 s

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• CE Certified

• Approved for pH determination in gastric juice, for professional use only

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

• Gradation (pH): 2.0 - 2.5 - 3.

• For use in Aquaculture

• Allows the quick and easy determination of ammonium in solutions

• Comes with all necessary reagents so that the measurement can be started immediately. Within 10 seconds one gets a reliable result

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• Wet-strengthened, ashless, very slow filter paper for the filtration of finest particles in quantitative range

• The smooth surface allows fiber-free filtration, even for highly acidic and basic media

• Surface: Smooth

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• Wet-strengthened, ashless, very slow filter paper for the filtration of finest particles in quantitative range

• The smooth surface allows fiber-free filtration, even for highly acidic and basic media

• Surface: Smooth

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• Fastest quantitative filter paper with highest flow rate

• Used in analytical procedures of samples with coarse or gelatinous particles

• Surface: Smooth

• Basis weight: 85 g/m2

• Thickness: 0.22 mm

• Fil

• Best-known indicator paper

• Violet indicator paper which changes to red under acid conditions and to blue under alkaline conditions

• Filter paper with medium retention and flow rate

• This filter paper covers a wide range of filtration applications

• Surface: Smooth

• Basis weight: 85 g/m2

• Thickness: 0.2 mm

• Filtration speed: 27 s <

• Allows the rapid detection of fluoride ions in solutions containing hydrochloric acid

• Suitable for the safe and easy detection of dangerous hydrofluoric acid, which is used, for example, in computer chip production

• Color reacti

• Singly sealed to ensure long-term stability and protection against many external influences

• Have to be placed in the plastic reel with color scale to be used

• Gradation (pH): 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11

• Gradation: 0 - 1 - 2 - 3 - 5 - 7 - 10 g/L Ag+

• Color change: yellow to brown

• Equivalent to Whatman No. 4

• Fast filter paper with excellent retention of coarse particles and gelatinous precipitates

• This soft filter paper is used for example in routine clean up of biological or organic solutions

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• Changes colour from red to blue when conditions change from acidic to alkaline
• General test for acidic or alkaline reaction
• pH range: 5.0 - 8.0
• Size: 10 x 70mm

• Equivalent to Advantec Filter Paper No. 5C

• Equivalent to Whatman Filter Paper No. 42

• Ashless, slow filter paper with very fine particle retention

• Standard paper for critical gravimetric analysis of fine precipitates

• 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 - 7.6 - 7.9 - 8.2 - 8.4 - 8.6 - 8.8 - 9.1 - 9.5 - 10.0

• Length: 85 mm

• Widt

• For use in Food processing industry

• Used for rapid determination of ascorbic acid (vitamin C) in food

• Vitamin C is found in many foods, especially fruit. It is also added as a stabilizer and antioxidant

• By pressing o

• For use in Food processing industry

• Allows the quick and easy determination of Calcium in solutions

• Comes with all necessary reagents so that the measurement can immediately be started. Within 1 minute one gets a reliable resul

• Wet-strengthened, ashless, very slow filter paper for the filtration of finest particles in quantitative range

• The smooth surface allows fiber-free filtration, even for highly acidic and basic media

• Surface: Smooth

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