Macherey-Nagel

• The fastest qualitative filter paper with highest flow rate

• This very soft filter paper is used for example in routine clean up of large volumes of sample with coarse particles

• Surface: Smooth

• Basis weight: 85 g/m2 <

• Equivalent to Advantec Filter Paper No. 5B

• Equivalent to Whatman Filter Paper No. 43

• General purpose, ashless filter paper with medium speed and medium retention

• Typical applications include gravimetric analysis for

• Quick and easy determination of water hardness

• Gradation (Total Hardness): < 54 >72 > 126 > 252 > 378 ppm CaCO3

• Color change (Total hardness): Green to red

• Allows the quick and easy detection of strong oxidizers such as nitrite and free chlorine

• Also used to control diazotization reactions

• Nitrite or free chlorine oxidize potassium iodide to form elemental iodine which reacts with

• Allows the quick and easy detection of strong oxidizers such as nitrite and free chlorine

• Also used to control diazotization reactions

• Nitrite or free chlorine oxidize potassium iodide to form elemental iodine which reacts with

• Wet-strengthened, ashless filter paper, which is slightly more retentive than MN 1640 m with corresponding increase in filtration time

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

• Surf

• 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): 5.5 - 6.0 - 6.5 - 7.0 - 7.5 - 8.0 - 8.5 - 9.0

• Specific test for peracetic acid and will not detect peroxides

• Easy Dip & Read procedure provides reliable results in 10 seconds

• Gradation (Peracetic acid): 0 - 5 - 10 - 20 - 30 - 50 mg/L Peracetic acid

• Color change

• Equivalent to Whatman No. 1

• Most widely used general purpose filter paper with medium retention and flow rate

• This filter paper covers a wide range of laboratory applications and is frequently used for clarifying liquids

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• 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

• Ashless, very slow filter paper for the filtration of finest particles in quantitative range

• Surface: Smooth

• Basis weight: 100 g/m2

• Thickness: 0.2 mm

• Filtration speed: 195 s

• Material: Cellulose

• Transport case for individual combination with URYXXON Relax or QUANTOFIX Relax, 3 rolls of printer paper, 6 QUANTOFIX tubes, 6 batteries, power supply, manual and accessories

• Gradation: 0 - 10 - 20 - 40 - 60 - 100 - 200 mg/L HCHO

• Color change: beige to blue-violet

• The fastest qualitative filter paper with highest flow rate

• This very soft filter paper is used for example in routine clean up of large volumes of sample with coarse particles

• Surface: Smooth

• Basis weight: 85 g/m2 <

• Equivalent to Advantec Filter Paper No. 5B

• Equivalent to Whatman Filter Paper No. 43

• General purpose, ashless filter paper with medium speed and medium retention

• Typical applications include gravimetric analysis for

• Quick and easy determination of water hardness

• Gradation (Total Hardness): < 54 >72 > 126 > 252 > 378 ppm CaCO3

• Color change (Total hardness): Green to red

• Allows the quick and easy detection of potassium, rubidium, cesium and thallium(I)

• Sodium and heavy metal ions decrease the sensitivity. The leaflet describes a method to eliminate these interferences

• Color reaction: bright-yel

• Wet-strengthened, ashless filter paper, which is slightly more retentive than MN 1640 m with corresponding increase in filtration time

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

• Surf

• Gradation (pH): less than 6.4 - 6.4 - 6.6 - 6.8 - 7.0 - 7.2 - 7.4 - 7.6 - 7.8 - 8.0 - greater than 8.0

• Detects residual peroxide in rinse water (for example after disinfection with Puristeril plus)

• Easy dip & read procedure provides reliable results in 10 seconds

• Gradation (Peroxide): 0 - 1 - 3 - 10 - 30 - 100 mg/L H2O2

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