Sodium Hydroxide Pearls Extra Pure

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Sodium Hydroxide Pearls Extra Pure is a white, solid, pearl-shaped chemical known for its strong alkalinity and high purity. It is widely used in laboratories and industrial processes as a potent base for pH adjustment, neutralization, and chemical synthesis. Its Extra Pure grade guarantees minimal impurities, making it suitable for analytical, pharmaceutical, and food industry applications. It plays a critical role in water treatment, chemical manufacturing, and personal care product formulation. Due to its highly corrosive nature, it must be handled with proper protective equipment and stored in sealed, moisture-free containers.

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Categories: Analytical Reagents, Laboratory Safety Chemicals Tags: AnalyticalReagent, CausticSoda, ExtraPure, IndustrialChemical, LaboratoryChemical, Lye, pHAdjuster, SodiumHydroxide, StrongBase

Description

Table of Contents

Sodium Hydroxide Pearls Extra Pure

PRIMARY USES

Analytical Reagent & Laboratory Applications:
Used as a strong base for pH adjustment and neutralization in chemical analysis
• Acts as a titrant in acid-base titrations for precise determination of acid content
• Used in buffer preparation and synthesis of organic and inorganic compounds
Chemical Manufacturing:
Key reagent in the production of various chemicals including detergents, soaps, and paper
• Employed in the manufacture of sodium salts and other sodium compounds
Water Treatment:
Used to neutralize acidic water and adjust pH levels in water treatment plants
• Helps in coagulation and flocculation processes for water purification
Pharmaceutical & Cosmetic Industry:
Utilized in the production of pharmaceuticals as a pH adjuster and neutralizing agent
• Used in soap making, cleansing agents, and personal care products
Food Industry:
Used as a food additive for pH control and peeling of fruits and vegetables (E524)
• Employed in the production of certain food items like olives and pretzels

SECONDARY USES

Textile & Dyeing Industry:
Used in textile processing for scouring and bleaching of fabrics
• Helps fix dyes and improve color brightness
Soap & Detergent Industry:
Primary ingredient in the manufacture of solid and liquid soaps and detergents

KEY PRODUCT FEATURES

1. Basic Identification Attributes

Chemical Name: Sodium Hydroxide Pearls
• CAS Number: 1310-73-2
• HS Code: 2815.11.00
• Molecular Formula: NaOH
• Synonyms:

Caustic soda
Lye
Sodium hydrate

2. Physical & Chemical Properties

Physical State: Solid, pearl-shaped or bead form
• Color & Odor: White, odorless
• Melting Point: 318 °C
• Density: About 2.13 g/cm³
• Solubility:

Highly soluble in water with exothermic dissolution
Insoluble in organic solvents
• pH Level: Strongly alkaline (pH >13 for 1% solution)
• Vapor Pressure: Negligible
• Flash Point: Not flammable

3. Safety & Hazard Attributes

Hazard Class (GHS Classification):

Corrosive to skin and eyes (Category 1)
Causes severe burns
• NFPA Ratings:
Health: 3
Flammability: 0
Reactivity: 1
• Exposure Limits:
OSHA PEL: 2 mg/m³ (ceiling)
ACGIH TLV: 2 mg/m³ (ceiling)
• Reactivity:
Reacts violently with acids and water releasing heat
Strongly corrosive to metals and organic materials

4. Storage & Handling Attributes

Storage Conditions:

Store in a cool, dry, well-ventilated area away from acids and moisture
Keep container tightly sealed
• Incompatible Materials:
Acids
Organic materials
Metals such as aluminum and zinc
• Container Type:
Plastic or corrosion-resistant metal drums
• Shelf Life:
Stable if kept dry and sealed
• Special Handling Requirements:
Use chemical-resistant gloves, goggles, and protective clothing
Avoid contact with skin, eyes, and inhalation of dust

5. Regulatory & Compliance Attributes

Regulatory Status:

Listed under REACH, OSHA, EPA, and other chemical inventories
• Transportation Restrictions:
Classified as corrosive material; handle as per regulations
• Waste Disposal Method:
Dispose according to local environmental and hazardous waste regulations

6. Environmental & Health Impact

Ecotoxicity:

Highly alkaline, can cause environmental damage if released in large quantities
• Persistence in Environment:
Reacts rapidly with acids and organic matter, neutralizing in environment
• Carcinogenicity/Mutagenicity:
Not classified as carcinogenic or mutagenic
• Biodegradability:
Inorganic and does not biodegrade but neutralizes in environment

SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

Personal Protective Equipment (PPE):
• Wear chemical-resistant gloves (e.g., nitrile, neoprene)
• Use safety goggles or full face shield
• Wear protective clothing and boots
• Use dust mask or respirator if dust exposure possible

Handling:
• Handle in a well-ventilated area
• Avoid contact with skin, eyes, and clothing
• Do not breathe dust
• Wash hands thoroughly after handling

Storage:
• Store in tightly sealed containers
• Keep away from acids, moisture, and incompatible materials

FIRST AID MEASURES

Inhalation:
• Move to fresh air immediately
• Seek medical attention if breathing difficulties occur

Skin Contact:
• Rinse skin immediately with plenty of water for at least 15 minutes
• Remove contaminated clothing
• Seek immediate medical attention for burns

Eye Contact:
• Rinse eyes immediately with plenty of water for at least 15 minutes
• Seek emergency medical care immediately

Ingestion:
• Do not induce vomiting
• Rinse mouth with water
• Seek immediate medical attention