Products

Aluminium Foil

For packing, covering, and insulation. Packed in individual dispenser box with cutter bar. Thickness: 13 µm

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Weighing paper

In square sheets. 100 % cellulose without binder. Surface weight: 25 g/m². Suitable for food applications. Paper used for the weighing of substances of all kinds, more particulary in the sugar industry to determine beets sugar content

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BRANCHIA qualitative filter paper for general use, medium flow rate

For general laboratory use. Medium flow rate. Weight 65 g/m², thickness 180 μm, filtration time 30 s, retention 7 - 10 μm, wet bursting strength> 30 kPa, ash content <0,1%. Available in discs (presented in packages of 100 discs in a box). Equivalence: Whatman 93

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BRANCHIA qualitative filter paper, low flow rate

Low ash paper (< 0.06%). Low flow rate, suitable for fine particle filtration. It is used in difficult filtration conditions, extra-fine precipitates, barium sulfate and copper oxide, as well as for the clarification of cloudy suspensions. Specified for wine clarification. Weight 85 g / m², thickness 170 μm, filtration time 300 s, retention 3 - 5 μm, air flow 93 s / 100 ml / in², Herzberg 2500 s / 100 ml, wet bursting strength > 30 kPa. Available in discs (presented in packages of 100 discs in box). Equivalence: Whatman 5

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BRANCHIA qualitative filter paper, medium flow rate

Low ash paper (< 0.06%). Medium flow rate, suitable for a wide range of laboratory applications, frequently used in liquid clarification. It is used for rapid filtration of fine precipitates such as lead sulfate, hot calcium oxalate and calcium carbonate, as well as for routine techniques in the food and environmental industry. Weight 85 g / m², thickness 180 μm, filtration time 40 s, retention 10 - 13 μm, air flow 11 s / 100 ml / in², Herzberg 170 s / 100 ml, wet bursting strength > 30 kPa. Available in discs (presented in packages of 100 discs in a box). Equivalence: Whatman 1

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BRANCHIA qualitative filter paper, high flow rate

Low ash paper (< 0.06%) made of cotton fibers. High flow rate, suitable for the retention of coarse precipitates, such as hydroxides and metal sulphides, and gelatinous substances. It is also used for rapid filtering of organometallic precipitates, routine cleaning of biological fluids, analysis in the food industry, etc. Weight 85 g / m², thickness 210 μm, filtration time 10 s, retention 15 - 20 μm, wet bursting strength > 30 kPa. Available in discs (presented in packages of 100 discs in a box). Equivalence: Whatman 4

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BRANCHIA qualitative filter paper for general use, very high flow rate

Crêpped surface, rough, for general laboratory use. Very high flow rate. Weight 70 g/m², thickness 250 μm, retention 25 μm, pressure difference 8 mm WG, ash content <0.1%. Available in discs (presented in packages of 100 discs in a box). Equivalence: Whatman 114

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PRAT DUMAS qualitative filter paper for general use, medium flow rate

Maximum ash content 0.10%. Vellum paper used for general laboratory filtration. Surface weight 65 g/m², pore 7 -10 μm, thickness 170 μm. Available in flat disks (packed in foiled bags of 100 disks, with no carton box), or folded (in a carton box). Equivalent to: Whatman 93

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PRAT DUMAS qualitative filter paper for general use, very fast flow rate

Maximum ash content 0.06%. Paper consisted of long cotton fibers for thick and sticky liquids filtration. Thick and very resistant paper, offering the fastest flow among qualitative filters. Surface weight 130 g/m², pore 25 - 30 μm, thickness 430 μm. Available in flat disks and folded. Equivalent to: Whatman 114

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PRAT DUMAS Qualitative filter paper, low ash, slow flow rate

Low ash content paper (max 0.06%) used for fine filtration of small particles precipitates. Surface weight 100 g/m², pore 2 - 3 μm, thickness 200 μm. Available in flat disks and folded. Equivalent to: Whatman 5

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PRAT DUMAS Qualitative filter paper, low ash, medium flow rate

Superior Vellum paper made of pure cellulose and low ash (max 0.06%). General use in laboratory. Surface weight 85 g/m², pore 10 - 12 μm, thickness 200 μm. Available in flat disks and folded. Equivalent to: Whatman 1

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PRAT DUMAS Qualitative filter paper, low ash, fast flow rate

Low ash paper (max 0.06%) made of cotton fibers, used for thick and sticky liquids filtration. Surface weight 85 g/m², pore 10 - 12 μm, thickness 200 μm. Available in flat disks and folded. Equivalent to: Whatman 4

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