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Caustic Soda Pearl CAS No.:1310-73-2 purity 99% Prill

Sodium hydroxide, with the chemical formula NaOH, is commonly known as caustic soda. It is a strong alkali with strong corrosivity, generally in the form of flakes or granules. Alkaline solution is also deliquescent, easy to absorb water vapor (deliquescent) and carbon dioxide (deterioration) in the air. NaOH is one of the necessary chemicals in the chemical laboratory, and it is also one of the common chemicals. Pure products are colorless and transparent crystals. The density is 2.130g / cm ?. Melting point 318.4 ° C. The boiling point is 1390 ° C. The industrial product contains a small amount of sodium chloride and sodium carbonate, and is a white opaque crystal. There are lumps, flakes, grains and rods. Formula 40.01 Sodium hydroxide can be used as alkaline cleaning agent in water treatment, soluble in ethanol and glycerin, but insoluble in propanol and ether. It also has a corrosive effect on sodium carbonate at high temperatures. Disproportionation with halogens such as chlorine, bromine and iodine, and neutralization with acids to form salts and water

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This is the description of Caustic Soda Pearl CAS No.:1310-73-2 purity 99% Prill
Basic  Information: 

Other name : castic soda prills, granulated casutic soda

CAS No: 1310-73-2

UN No.: 1823   

IMO Glass: 8

Formula: NaOH

Apperance: white in granule


Technical Indexes: 

Caustic Soda





96% Flakes

96.0 Min

1.2 Max

2.5 Max

0.008 Max

99% Flakes

99.0 Min


0.03 Max

0.005 Max

98% Flakes

98% Min

1.1 Max

0.6 Max

0.01 Max

96% Solid

96% Min

1.2 Max

2.5 Max

0.008 Max

99% Solid

99% Min

0.5 Max

0.05 Max

0.005 Max

99% Pearl

99% Min

0.5 Max

0.05 Max

0.005 Max



The caustic soda pearl are packed in 25kg three-layer plastic woven bags. The inner and outer layers are plastic woven bag, the middle layer is PE bag. We can also supply customized packaging and pallet service as clients required.


 To be Widely used in metallurgey, petroleum , chemicals,textile, papaer making, printing and dyeing,soap industry,pharmacy and food industry, metal harware etc.


     This product belongs to strong alkali, is highly corrosive, and easily absorbs moisture to produce sodium bicarbonate, so it should be stored in a ventilated, dry warehouse or cargo shed. The packaging container should be complete and sealed. Do not co-storage with flammables and acids. Pay attention to moisture and rain during transportation. If the packaging container is found to have rust, cracks, holes, melted water, etc., the packaging should be replaced immediately or shipped early. The damaged container can be repaired by soldering. In the event of a fire, water, sand and various fire extinguishers can be used to fight the fire, but firefighters should pay attention to the corrosiveness of water dissolved in caustic soda.


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