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Silica Gel Self Indicator Coarse Extra Pure
Original price was: $ 17.79.$ 17.67Current price is: $ 17.67.
Silica Gel Self Indicator Coarse Extra Pure is a high-quality granular silica gel desiccant with embedded moisture indicator properties. It appears as blue beads that turn pink upon moisture saturation, enabling easy visual detection of adsorbed water. Widely used in laboratories and industry, it protects sensitive equipment, gases, and packaged goods from humidity damage. Its coarse granular form ensures efficient air flow and rapid moisture adsorption, making it essential in moisture-sensitive environments such as compressed air systems, gas dryers, and protective packaging.
Silica Gel Self Indicator Coarse Extra Pure
PRIMARY USES
- Analytical Reagent & Laboratory Applications:
- Used as a moisture indicator desiccant in laboratory air and gas drying systems.
- Serves as an adsorbent to protect sensitive equipment and chemicals from humidity.
- Monitors moisture levels visually by color change from blue to pink when saturated.
- Industrial Applications:
- Applied in compressed air dryers and gas purification to maintain dryness.
- Used in packaging to prevent moisture damage to pharmaceuticals, electronics, and food.
- Protects optical instruments and precision tools by adsorbing moisture.
SECONDARY USES
- Corrosion Protection:
- Functions in vapor phase corrosion inhibitors to protect stored metal parts and tools.
- Used in shipping and storage environments to prevent rust and corrosion through moisture absorption.
- Environmental Controls:
- Employed in environmental chambers to regulate humidity levels.
- Utilized in transportation and storage of moisture-sensitive goods.
1. Basic Identification Attributes
- Chemical Name: Silica Gel Self Indicator Coarse
- CAS Number: 112926-00-8 (typical)
- HS Code: 2806.00.00
- Molecular Formula: SiO₂
- Synonyms: Indicator Silica Gel, Self-Indicating Desiccant, Moisture Indicator Gel
2. Physical & Chemical Properties
- Physical State: Coarse granular solid (beads)
- Color & Odor: Blue beads initially; changes to pink upon moisture saturation; odorless
- Melting Point: Decomposes above 1700 °C
- Density: Approx. 2.2 g/cm³
- Solubility: Insoluble in water and organic solvents
- pH Level: Neutral to slightly acidic (6-8)
- Vapor Pressure & Volatility: Non-volatile
- Flash Point: Not applicable (non-flammable)
- Autoignition Temperature: Not applicable
3. Safety & Hazard Attributes
- Hazard Class (GHS Classification): Generally non-hazardous; dust may cause mild respiratory irritation
- NFPA Ratings: Health 1, Flammability 0, Reactivity 0
- Exposure Limits: No specific OSHA or ACGIH limits established
4. Storage & Handling Attributes
- Storage Conditions: Store in a dry, cool, well-ventilated area away from moisture
- Keep container tightly closed
- Incompatible Materials: Strong acids and bases (may damage indicator properties)
- Container Type: Sealed plastic or metal containers recommended
- Shelf Life & Expiration Date: Stable for years if kept dry
- Special Handling Requirements: Use gloves and dust mask when handling to avoid irritation
5. Regulatory & Compliance Attributes
- Regulatory Status: Generally recognized as safe for industrial and laboratory use
- Listed under REACH and OSHA inventories
- Transportation Restrictions: Not classified as hazardous
- Waste Disposal Method: Dispose in accordance with local environmental regulations
6. Environmental & Health Impact
- Ecotoxicity: Low environmental toxicity
- Persistence in Environment: Chemically inert, non-biodegradable but environmentally safe
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
- Biodegradability: Inorganic; non-biodegradable
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear chemical-resistant gloves and dust mask or respirator if dust is generated.
- Use safety goggles or face shield to prevent eye contact.
- Wear protective clothing as necessary.
Handling:
- Handle in a well-ventilated area.
- Avoid inhalation of dust.
- Avoid contact with eyes and skin.
- Wash hands thoroughly after handling.
Storage:
- Store in a tightly sealed container in a dry, cool, well-ventilated place.
- Protect from moisture and incompatible materials.
FIRST AID MEASURES
Inhalation:
- Move to fresh air immediately.
- Seek medical attention if breathing difficulties occur.
Skin Contact:
- Wash thoroughly with soap and water.
- Remove contaminated clothing.
- Seek medical advice if irritation develops.
Eye Contact:
- Rinse immediately with plenty of water for at least 15 minutes.
- Keep eyelids open during rinsing.
- Seek medical attention promptly.
Ingestion:
- Rinse mouth with water.
- Do not induce vomiting unless advised by medical personnel.
- Seek medical attention if symptoms appear.
FIRE FIGHTING MEASURES
Flammability:
- Non-flammable solid.
Extinguishing Media:
- Use water spray, foam, CO₂, or dry chemical extinguishers.
Hazardous Combustion Products:
- May emit silica dust but no hazardous fumes under normal fire conditions.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
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