Silica gel is a non-poisonous solid that is sold in batches of different particl

Question

Silica gel is a non-poisonous solid that is sold in batches of different particle sizes. For column chromatography, the most commonly used material has a particle size of 35 to 70 m (often called “Flash Silica Gel”). This material can be handled without any safety concerns.

Please explain why the situation would change if you were to handle silica gel with a particles under 10 m. In other words, what safety concern should be addressed if you handle of super fine silica gel?   Please describe the effect that super fine silica gel can have on humans.

Explanation / Answer

Answer:

Safty:

Safety glasses, Lab coat, Dust respirator. Be sure to use an approved or certified respirator and hand Gloves.

During the working with the silica gel, make sure to work in good ventilated area or in fumehood.

Hazards:

If we Inhaling it may cause some breathing problem (Cause dryness and Irritation to mucous membranes and repiratory tracts), Eye and skin contact may cause irritation.

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