caustic soda solid

Is highly toxic corrosive protection, its solution or dust splashed on skin, in particular, splashed on mucous membrane, can produce soft crust, and can penetrate deep tissue. Scar left after burns. Splashing into eyes, the only damage the cornea, but also make the eyes deep tissue damage. If accidentally splashed on skin, immediately rinse with water 10min; such as splashing into eyes, immediately rinse with water or saline 15min, and then point into the 2% novocaine. In severe cases, rapid hospital for treatment. Air maximum allowable concentration of caustic soda dust 0.5mg/m3.
The work of the operator must wear work clothes, masks, protective glasses, rubber gloves, rubber apron, rubber boots Nagamune protective clothing. Should be coated with neutral and hydrophobic ointment on the skin. Workshop should be well ventilated.
Packaging storage and transport of solid caustic soda for industrial applications drums or other sealed device packaging, Tong Bi thickness of 0.5mm or more pressure 0.5Pa over well-fitting must be sealed firmly per barrel net weight 200kg, Caustic 25kg. The packaging should be marked "corrosive substance" sign. Consumption of liquid caustic soda tank car or tank shipment, use the twice-to be cleaned. Shipments are not allowed off the mercury electrolysis system were tankers or tank of liquid caustic soda, liquid caustic soda, bottled shipped food. Allows the use of standards in line with food packaging plastic barrels, tank shipment of liquid caustic soda or caustic soda consumption.
The packaging should be marked "food additives" words and "corrosive substance" signs. Is an inorganic alkaline corrosive materials IMDG Code: 95001. Should be stored in ventilated, dry warehouse or cargo shed. The integrity of containers and sealed. Shall not be stored with inflammable and acid were mixed transport. During transportation should pay attention to moisture, rain. Containers found rust, cracks, holes and other phenomena melting Tangshui should immediately replace the use of packaging or delivery as early as possible, the container can be used for soldering damage repair. Fire, may be water, sand and all kinds of fire extinguishers put out the fire, but firefighters should pay attention to integration into the water after the corrosive caustic soda.
Physical and chemical properties of pure product as a colorless, transparent crystal, relative density 2.130. Melting point 318.4 . Boiling point 1390 . Commercially available solid and liquid caustic soda are two kinds: pure white solid caustic soda, there are pieces installed, sheet, rod, granular, crisp; pure liquid caustic soda is colorless and transparent liquid. Of solid caustic soda has very strong hygroscopicity. Soluble in water, dissolved when the heat, alkaline aqueous solution, there are creamy feel; soluble in ethanol and glycerin; do not dissolve in acetone, ethyl ether. Highly corrosive, for fiber, skin, glass, ceramics are corrosion.
With metal aluminum and zinc, boron and silicon and other non-metallic reaction to release hydrogen; with chlorine, bromine, iodine and other halogen disproportionation reaction; with the acids and the role played in the formation of salt and water.
Quality standards for sodium hydroxide for industrial use should conform to national standards GB 209-93; industrial ion-exchange membrane caustic soda should meet the national standard GB / T 11199-89; chemical sodium hydroxide should meet the national standard GB 11212-89; consumption of sodium hydroxide should meet the national standard GB 5175-85

caustic soda solid 96%; sodium hydroxide 96%

caustic soda solid, the content is 96%
sodium hydroxide 96%
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