Cobalt is a skin and respiratory system sensitizer. It is a European Economic Community (EEC) List II substance for control of dangerous substances in the aquatic environment and must not be allowed to contaminate soil and water
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Sorbead Orange desiccant features a biodegradable, organic indicator (available from Engelhard Chemicals). The amount of indicator used in Sorbead Orange is five to ten times lower than the amount of cobalt chloride found in cobalt chloride
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Some forms of silica gel have been proven to cause cancer in laboratory settings, specifically the kind that contains the chemical cobalt chloride. Cobalt chloride is often added to standard silica gel to indicate the presence of water or humidity
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Ingesting silica gel causes dehydration and discomfort since the main purpose of the product is to absorb water, but only if a lot is swallowed. In all likelihood the most irritation will occur to the mouth and throat as the product is swallowed.
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Silica gel causes irritation and redness when contact with the eyes occurs. Pain will also arise as the silica gel attempts to absorb fluids on the surface of the eye. Wearing goggles reduces this risk; however, if contact does occur, the eyes must
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Silica gel adsorption of water, it can be for thermal desorption to remove water, heat in different ways, such as electric oven, chimney waste heat for heating and hot air drying
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For the coarse pore silica, can rise to the kiln to 500-600 ℃, about 6-8 hours to the particles of white or brown can be made. On pore silica gel, calcination temperature should not exceed 200 ℃.
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Raw rubber in the rubber industry manipulation to cross-linking reagent for the rubber curing agent. There are currently organic peroxide curing agent, organic silicon, inorganic oxides, high-energy rays, etc., often contain multiple active
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Fluorosilicone rubber without the reinforcement strength is very low, no real value. Adding the appropriate reinforcing agent to improve the performance of fluorosilicone rubber to extend the life of the products is extremely important. The
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Emulsification method is characterized by the emulsion at room temperature without heating. 2. Silicone oil and emulsifier mixture must be uniform, uniform water must be slow. 3. Emulsifier reactor within the first increase after silicone oil,
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