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żel krzemionkowy, granules, Chameleon® C 2 - 6 mm Drying_agent

Dostawca: VWR Chemicals

83000.290EA 453 PLN
83000.290 83000.360
żel krzemionkowy, granules, Chameleon® C 2 - 6 mm Drying_agent
żel krzemionkowy

Non toxic dessicants, for adsorbing moisture from the atmosphere and gas streams, which contain iron salts as a colour indicator. The dry material has an intense orange colour and changes to a pale beige/white colour on adsorption of water.


  • Water adsorption capacity at 50% RH is a minimum of 23%
  • Loss on drying at 140 °C is less than 2%
  • At concentration of 10% in water, pH is from 1,5 to 5
  • Regeneration can be achieved by heating to 140 °C in a drying oven

Formuła: SiO₂
MW: 60.08 g/mol
Temp. Wrzenia: 2230
Temp. topnienia: 1710
Temperatura przechowywania: Temperatura otoczenia
Numer MDL: MFCD00011232
Numer CAS: 63231-67-4

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Wyniki testów specyfikacyjnych

Colour change Passes test
Particle size 2 - 6 mm
pH (20 °C; 5%) 2 - 5
Loss on drying (140 °C) Max. 2%
Water-adsorption capacity (23 °C; 50% RH) Min. 23%


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