sodium hydroxide and caustic soda
Molecular Formula:NaOH
CAS Number: 1310-73-2
HS code:28151200
Appearance: White solid, flakes, powder, pearls
Purity:50%, 99%
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CAUSTIC SODA
Caustic soda is the common name for sodium hydroxide, a white solid ionic compound with the formula NaOH. It is a highly corrosive base and alkali that decomposes lipids and proteins at ambient temperatures and may cause severe chemical burns. It is highly soluble in water, and readily absorbs moisture and carbon dioxide from the air. It has many industrial applications, such as making glass, detergents, and soaps, softening water and removing impurities, acting as a contrast agent in medical imaging, and providing some minerals to the body and the soil.They dissolve readily in water, generating heat and producing a highly alkaline solution. This solution is corrosive to organic materials and can cause severe burns upon contact with skin or eyes. Caustic soda pearls are strong bases and react vigorously with acids to produce salt and water. They also participate in various chemical reactions, such as saponification, neutralization, and hydrolysis. Additionally, they can decompose organic compounds through nucleophilic substitution reactions.
| Item |
STANDARD PARAMETERS |
RESULTS |
| Assay (NaOH) % | ≥98.5 |
98.7 |
| Sodium Carbonate ( Na2Co3) % |
≤0.5 |
0.32 |
| Sodium Chloride . NaCL) % |
≤0.03 |
0.01 |
| Iron Sesquioxide (Fe2O3) % |
≤0.005 |
0.002 |
| Color | White color |
Confirm |
Application:
1. Used in the manufacturing of paper and cellulose pulp. It is used in the pulping process to break down lignin and separate cellulose fibers, ultimately contributing to the production of high-quality paper products.
2. In the production of soap and synthetic detergents, sodium hydroxide is utilized as a crucial ingredient. It serves as a strong base in saponification reactions, where it reacts with fatty acids to form soap molecules.
3.Within the textile industry, sodium hydroxide finds utility as a cloth desizing agent, scouring agent, and silk polish agent. As a desizing agent, it helps remove sizing agents from fabrics, allowing for better dye penetration and finishing.
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