Zinc Sulphide Extra Pure
$ 18.00 Original price was: $ 18.00.$ 17.87Current price is: $ 17.87.
Zinc Sulphide Extra Pure is a high-purity, white to pale yellow, odorless crystalline or powdery inorganic compound with the formula ZnS. It is widely used as a phosphorescent and luminescent material in laboratory and industrial applications. Known for its excellent optical properties, it serves as a key reagent in analytical chemistry for spectroscopic standards and as an activator in glass and ceramics. In pharmaceuticals and cosmetics, it acts as a UV blocker and luminescent agent.
Due to its inert nature and stability, Zinc Sulphide Extra Pure is ideal for use in paints, safety coatings, and electronic devices requiring phosphor materials. It requires careful handling to avoid dust inhalation and must be stored away from acids and moisture to prevent release of toxic hydrogen sulfide gas.
Zinc Sulphide Extra Pure
PRIMARY USES
- Analytical Reagent & Laboratory Applications:
- Used as a luminescent material in qualitative and quantitative chemical analysis.
- Acts as a phosphorescent reagent for detection and measurement in analytical chemistry.
- Employed in preparation of calibration standards for optical and spectroscopic studies.
- Glass & Ceramics Manufacturing:
- Used as an activator and opacifier in glass and ceramic formulations.
- Enhances luminescent and fluorescence properties in specialty glass materials.
- Pharmaceutical & Cosmetic Industry:
- Utilized in certain topical formulations for skin protection and cosmetic luminescence.
- Applied in sunscreen formulations as a UV light blocking agent.
SECONDARY USES
- Paints and Pigments:
- Used as a pigment and phosphorescent agent in luminescent paints and coatings.
- Employed in safety signs and emergency lighting for glow-in-the-dark effects.
- Electronics and Optoelectronics:
- Key component in phosphor materials for cathode ray tubes and LED displays.
- Used in infrared sensors and other optical devices.
1. Basic Identification Attributes
- Chemical Name: Zinc Sulphide
- CAS Number: 1314-98-3
- HS Code: 2833.29.00
- Molecular Formula: ZnS
- Synonyms:
- Zinc sulfide
- Sphalerite (natural mineral form)
2. Physical & Chemical Properties
- Physical State: Solid (powder or crystalline)
- Color & Odor: White to pale yellow, odorless
- Boiling Point & Melting Point:
- Melting Point: ~1,185 °C
- Sublimes before boiling under atmospheric pressure
- Density/Specific Gravity: ~4.09 g/cm³
- Solubility:
- Insoluble in water
- Slightly soluble in acids and alkalis
- pH Level: Neutral to slightly alkaline in aqueous suspensions
- Vapor Pressure & Volatility: Not volatile
- Flash Point: Not applicable (non-flammable)
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable
3. Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- May cause mild eye and skin irritation
- Inhalation of dust may cause respiratory irritation
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- No specific OSHA PEL or ACGIH TLV established
- Reactivity:
- Stable under normal laboratory conditions
- Reacts with strong acids releasing hydrogen sulfide (H₂S) gas
4. Storage & Handling Attributes
- Storage Conditions:
- Store in a tightly sealed container in a dry, cool, well-ventilated area
- Protect from moisture and acids
- Incompatible Materials:
- Strong acids (release toxic H₂S gas)
- Oxidizing agents
- Container Type:
- Plastic or glass containers with airtight seals
- Shelf Life & Expiration Date:
- Stable for several years if stored properly
- Special Handling Requirements:
- Use gloves, safety goggles, and dust masks when handling powder
- Avoid inhaling dust and contact with eyes and skin
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Approved for laboratory use and industrial applications
- Listed under REACH and OSHA inventories
- Transportation Restrictions:
- Not classified as hazardous for transport under normal conditions
- Waste Disposal Method:
- Dispose of according to local environmental regulations
- Avoid release into water systems
6. Environmental & Health Impact
- Ecotoxicity:
- Low toxicity to aquatic organisms but avoid environmental release
- Persistence in Environment:
- Inorganic, stable compound, does not biodegrade
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic
- Biodegradability:
- Inorganic; not biodegradable
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear chemical-resistant gloves (e.g., nitrile or butyl rubber).
- Use safety goggles or face shield to prevent eye contact.
- Wear a lab coat or protective clothing.
- If dust is generated, use a suitable dust mask or respirator.
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 a tightly sealed container.
- Keep in a dry, cool, well-ventilated place.
- Protect from moisture and incompatible materials such as acids and oxidizing agents.
FIRST AID MEASURES
Inhalation:
- Move to fresh air immediately.
- Seek medical attention if breathing becomes difficult.
Skin Contact:
- Wash thoroughly with soap and water.
- Remove contaminated clothing.
- Seek medical advice if irritation occurs.
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 dry chemicals, CO₂, foam, or water spray.
Hazardous Combustion Products:
- When heated, may release toxic zinc oxide fumes.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
- Avoid inhaling any thermal decomposition products.
Related products
Bismuth Nitrate Extra Pure
Bismuth Nitrate Extra Pure is a high-purity inorganic compound composed of bismuth and nitrate ions, typically supplied as a crystalline solid or powder. It is widely used as a precursor in chemical synthesis, pharmaceuticals, cosmetics, and industrial applications. Known for its excellent solubility in nitric acid and water, this compound serves as a source of bismuth ions in various chemical reactions and formulations. Its high purity ensures minimal impurities, making it suitable for sensitive applications requiring consistent quality and performance.
Bitumen Primer Extra Pure
Bitumen Primer Extra Pure is a high-purity, low-viscosity liquid used in laboratory and industrial research involving adhesion studies, waterproofing technologies, and material compatibility testing. It consists primarily of refined bitumen dissolved in a suitable solvent, allowing it to penetrate and seal porous substrates like concrete, masonry, or metal. In laboratory contexts, it is used to study the behavior of protective coatings, surface treatments, and corrosion resistance. The extra pure grade ensures minimal impurities and uniform consistency, supporting accurate and reproducible test results. Bitumen Primer should be stored in a tightly closed container in a well-ventilated area, away from heat sources, sparks, and open flames
Nitric Acid Extra pure
Nitric Acid Extra pure is a high-purity, concentrated mineral acid supplied in a secure 2.5-litre packaging, ideal for laboratory and industrial applications requiring precision and consistency. Known for its strong oxidizing properties, nitric acid (HNO₃) is widely used in analytical chemistry, metal etching, sample digestion, and nitrate salt preparation.
This Extra Pure grade ensures minimal contaminants, making it especially suitable for trace analysis, high-purity synthesis, and quality control laboratories. Its sharp, acrid odor and highly corrosive nature demand careful handling with proper personal protective equipment (PPE), including acid-resistant gloves, goggles, and fume hoods. It must be stored in tightly sealed, compatible containers away from organic materials, bases, and flammable substances. This reagent is essential in both academic research and industrial processes involving nitration reactions, fertilizer formulation, and explosives development.
Plasticine Extra Pure
Plasticine Extra Pure is a soft, pliable, and non-drying modeling compound formulated for precision use in educational, artistic, and scientific applications. Unlike traditional clays, this extra pure grade contains high-quality, non-toxic ingredients that ensure safety, smooth texture, and ease of molding without hardening over time.
It is commonly used in schools, laboratories, design studios, and animation, offering excellent workability for crafting models, prototypes, or anatomical structures. Its stable composition allows repeated reuse without loss of quality, making it both economical and environmentally friendly.
Plasticine should be kept sealed in a cool, dust-free environment to preserve its flexibility. Although non-toxic, it should not be ingested, and basic hygiene should be practiced after handling, especially in laboratory or classroom settings.
Sodium Acid Pyrophosphate Extra Pure
Sodium Acid Pyrophosphate Extra Pure is a high-quality, white granular or powdery inorganic chemical widely used as a leavening agent (E450), buffering agent, and sequestrant in food processing, laboratory applications, and chemical manufacturing. It maintains acidity, controls pH, and binds metal ions to improve stability and quality in various products. This compound is stable under normal conditions but should be stored dry and away from incompatible substances to preserve its purity and effectiveness. Handling precautions are essential to prevent irritation from dust exposure.
Sodium Nitrate Extra Pure
Sodium Nitrate Extra Pure is a high-purity, white crystalline solid widely used as an oxidizing agent in laboratories and industries. It serves as a source of nitrate ions in chemical synthesis, analytical applications, and fertilizers. Its strong oxidizing properties make it valuable in explosives and pyrotechnic manufacturing. It is also used as a preservative in the food industry and in water treatment processes. Sodium Nitrate Extra Pure must be stored carefully away from heat and combustible materials and handled with appropriate safety measures due to its oxidizing nature.
Solvent Black Extra Pure
Solvent Black Extra Pure is a deep black powder dye primarily used in laboratory, textile, and cosmetic applications. It provides excellent staining and coloring properties, especially in microscopy, histology, and analytical procedures. It is highly soluble in organic solvents and insoluble in water, making it ideal for specialty dyeing and pigmentation uses. Proper storage and handling are essential to avoid dust inhalation and environmental contamination. Its Extra Pure grade ensures consistent performance in scientific and industrial uses.
Solvent Oil Red 24 OSH Extra Pure
Solvent Oil Red 24 OSH Extra Pure is a bright red lipid-soluble dye widely used in biological staining, histology, and lipid analysis. Its high purity grade ensures consistent performance in laboratory and industrial applications including cosmetics and plastics. It dissolves readily in oils and organic solvents but is insoluble in water. Proper handling and storage are essential due to its suspected carcinogenicity and moderate toxicity to aquatic life.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders