Test Paper for Qualitative Deter
Test Paper for Qualitative Determination
Oil Test Paper (Per pack of 100 strips)
Macherey-Nagel
• Allows the rapid and reliable detection of oil contaminations of water and soil <p>
• The sensitivity largely depends on the nature of the respective hydrocarbon <p>
• For detection of oil in soil, press the paper firmly against the soil t
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Aluminum (Zirkon) test paper (Box of 100 strips, 20 x 70mm)
Macherey-Nagel
• Allows the quick and easy detection of aluminum and zirconium <p>
• In the presence of aluminum (Al3+), it shows bright red spots on a yellow background <p>
• Color reaction: yellow to bright-red <p>
• Limit of sensitivity: 10 mg/l Al
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Ammonium test paper* (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Used for the rapid detection of ammonium ions and gaseous ammonia <p>
• The white paper turns brownish-yellow in the presence of ammonium ions or NH3 <p>
• This test paper is specific for the determination of NH4+ <p>
• Color reaction
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Antimony test paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the quick and easy detection of antimony [Sb(III)] <p>
• In the presence of antimony [Sb(III)], it shows orange-red spots on a yellow background <p>
• Pentavalent antimony, i.e. Sb(V), has to be reduced to Sb(III) with metallic magn
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AQUATEC test strips (Box of 100 test strips, 10 x 200mm)
Macherey-Nagel
• Allows the quick and easy measurement of the water amount at the bottom of petrol and fuel oil tanks <p>
• In petrol and fuel oil tanks, water accumulates over time building a layer at the bottom. To measure this layer the PE strip is fixed ont
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Arsenic (Mercury bromide) test paper* (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the easy detection of arsine (AsH3) in the gas phase <p>
• Arsenic in solutions has to be converted into AsH3 with Zn/acid and purged from the solution. The arsine is detected directly at the boundary layer between water and air <p>
&bul
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Bismuth test paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the rapid detection of Bismuth <p>
• In the presence of bismuth ions (Bi3+), it shows an orange-red discoloration on a pale-yellow background <p>
• Color reaction: pale-yellow to orange-red <p>
• Limit of sensitivity: 60 mg/l B
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Chlortesmo (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the quick and easy detection of free halogens (chlorine, bromine, iodine) <p>
• Free nitrous acid HNO2 (not nitrite ions) interferes, but can be destroyed by addition of amidosulphuric acid <p>
• Color reaction: pale-yellow to blue
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Chromium test paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the quick and easy detection of Chromate (CrO43-) <p>
• Cr(III) ions must be converted to chromate prior to the detection <p>
• For non-destructive testing of materials, apply a drop of acid solution (1 part hydrochloric acid 37 % +
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Cobalt test paper (Box of 100 strips, 20 x 70mm)
Macherey-Nagel
• Allows the quick and easy detection of Cobalt (Co2+) <p>
• For non-destructive testing of materials, apply a drop of acid solution (50 ml hydrogen peroxide 3 % + 7.5 ml o-phosphoric acid 85 % + 5ml hydrochloric acid 37 %) to the degreased surfa
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Copper test paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the quick and easy detection of Copper (Cu+/2+) <p>
• Specific for Cu <p>
• For the determination of copper on surfaces and in alloys, checking for pores in metallic coatings on copper, for criminal trace investigations (projectiles
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Cuprotesmo (Box of 40 sheets, 40 x 25mm)
Macherey-Nagel
• Allows the quick and easy detection of copper(I) and copper(II) ions <p>
• Used for the detection of copper and copper salts on surfaces and in ash, for the detection of pores in metallic coatings on copper containing materials, in criminal tra
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Cyantesmo* (Reel of 5M length and 10mm width)
Macherey-Nagel
• Allows the quick and easy detection of hydrocyanic acid and cyanides in aqueous solutions and extracts, which are, for example, formed in the manufacture of fruit brandies and are toxic even in low concentrations <p>
• To detect cyanides in sol
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Dipyridyl paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the sensitive and specific detection of Fe(II) ions <p>
• Even small amounts of Fe(II) can safely be detected in presence of large amounts of Fe(III) <p>
• Color reaction: white to red <p>
• Limit of sensitivity: 2 mg/l Fe2+ <p
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Fluoride test paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the rapid detection of fluoride ions in solutions containing hydrochloric acid <p>
• Suitable for the safe and easy detection of dangerous hydrofluoric acid, which is used, for example, in computer chip production <p>
• Color reacti
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Indanthrene yellow paper (Box of 200 strips, 20 x 70mm)
Macherey-Nagel
• Allows the easy determination of Hydrosulfite (sodium dithionite) <p>
• Used to determine the endpoint in the conversion of vat dyes to the leuco form <p>
• Also called Hydrosulphite paper <p>
• Color reaction: yellow to blue <p>
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Indipro* (Box of 60 test strips, 10 x 95 mm and reagents)
Macherey-Nagel
• Allows the detection of protein contamination on surfaces and tools coming in contact with food <p>
• Consists of 60 test strips with reagents <p>
• Color reaction: yellow to green <p>
• Limit of sensitivity: 50 microgram BSA (bovine
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Iron test paper (Box of 100 strips, 20 x 70mm)
Macherey-Nagel
• Used for the rapid detection of iron ions (Fe2+ and Fe3+) <p>
• In contrast to Dipyridylpaper, it reacts with Fe(II) as well as Fe(III) ions <p>
• For specific detection of Fe(II), please use Dipyridylpaper (REF 90725) <p>
• Color rea
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Lead acetate paper* (Reel of 5M length and 7mm width)
Macherey-Nagel
• Allows the quick and easy detection of hydrogen sulphide, which occurs in the processing of raw oil. It is toxic even in low concentrations. Therefore, critical points are carefully checked. Sulfide containing solutions also give a positive reaction
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Lead acetate paper* (Refill pack of 3 reels)
Macherey-Nagel
• Allows the quick and easy detection of hydrogen sulphide, which occurs in the processing of raw oil. It is toxic even in low concentrations. Therefore, critical points are carefully checked. Sulfide containing solutions also give a positive reaction
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