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Zinc Sulphide Extra Pure

Original price was: $ 18.00.Current price is: $ 17.87.

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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.

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Categories: Analytical Reagents, Inorganic and Organic Standards Tags: AnalyticalReagent, ExtraPure, HighPurity, LaboratoryChemical, LuminescentMaterial, OpticalStandard, PhosphorescentAgent, SpecialtyChemical, ZincSulphide, ZnS

Description

Table of Contents

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.

KEY PRODUCT FEATURES

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 HANDLING PRECAUTIONS

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.