Caustic soda

Caustic soda

The chemical name for caustic soda is sodium hydroxide (NaOH)—also known as lye or sodium hydrate. It is a highly corrosive, strong base that appears as a white solid at room temperature; it is extremely soluble in water and releases a large amount of heat upon dissolution.

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Product Description
Technical parameters
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Product Description

Basic properties

1. Appearance: Solid form appears as flakes, granules, or lumps (caustic soda flakes); liquid form is colorless and transparent.

2. Physical properties: Highly deliquescent; absorbs moisture and carbon dioxide when exposed to air.

3. Strong corrosivity: Highly destructive and corrosive to skin, fabrics, and paper; proper protective measures must be taken during handling.

Technical parameters

Quality specification
Iterm	CAUSTIC SODA FLAKES Result	CAUSTIC SODA PEARLS Specification	CAUSTIC SODA PEARLS Result
Assay (as NaOH)	98.86%	99.0% min	99.04%
Sodium Carbonate (Na2CO3)	0.4%	0.8% max	0.49%
Sodium Chloride (NaCl)	0.01%	0.1% max	0.02%
Iron (Fe)	/	50 ppm max	8 ppm
Fe2O3%	0.01%	/	/
Conclusion	Qualified

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Product Name: Caustic soda

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