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Zinc Chloride Extra Pure
Original price was: $ 18.11.$ 17.98Current price is: $ 17.98.
Zinc Chloride Extra Pure is a highly pure, white crystalline or granular inorganic compound with formula ZnCl₂. It is a powerful Lewis acid and widely utilized in laboratories as a reagent, catalyst, and analytical standard. Due to its high solubility and acidity in water, it serves important roles in chemical synthesis, textile processing, and metallurgical fluxes. In pharmaceuticals and cosmetics, it is valued for its antiseptic and astringent properties. Industrially, Zinc Chloride is employed in water treatment, adhesives, and coatings. Because of its corrosive nature and reactivity with moisture, it requires careful handling and storage under dry conditions with appropriate personal protective equipment. Its environmental impact requires controlled disposal due to aquatic toxicity.
Zinc Chloride Extra Pure
PRIMARY USES
- Analytical Reagent & Laboratory Applications:
- Widely used as a reagent in chemical analysis and synthesis
- Acts as a catalyst in organic and inorganic reactions
- Employed in qualitative and quantitative zinc assays
- Used in preparation of other zinc salts and complexes
- Important in buffer solutions and pH adjustment in lab procedures
- Pharmaceutical & Cosmetic Industry:
- Utilized as an astringent and antiseptic in topical pharmaceutical formulations
- Ingredient in various personal care products for skin conditioning
- Used in dental applications for its antiseptic properties
- Industrial & Chemical Manufacturing:
- Key component in textile processing for fabric treatment and dye fixation
- Used in metallurgical fluxes for soldering and galvanizing
- Employed in chemical manufacturing of adhesives, coatings, and preservatives
- Used in water treatment for pH adjustment and as a corrosion inhibitor
SECONDARY USES
- Agricultural Chemicals:
- Source of zinc micronutrient in fertilizers and soil conditioners
- Food Industry:
- Occasionally used in food packaging and as a preservative in regulated quantities
- Environmental Applications:
- Utilized in wastewater treatment to remove impurities and heavy metals
1. Basic Identification Attributes
Chemical Name: Zinc Chloride
CAS Number: 7646-85-7
HS Code: 2827.39.00
Molecular Formula: ZnCl₂
Synonyms:
- Zinc bichloride
- Butter of zinc
2. Physical & Chemical Properties
Physical State: Crystalline solid or granular
Color & Odor: White to pale yellow, odorless or slight chlorine-like odor
Melting Point: 290 °C (decomposes)
Boiling Point: 732 °C (sublimes)
Density/Specific Gravity: 2.907 g/cm³
Solubility:
- Highly soluble in water (432 g/100 mL at 20 °C)
- Soluble in alcohol and glycerol
pH Level: Strongly acidic when dissolved in water (pH ~1-2 for concentrated solutions)
Vapor Pressure & Volatility: Low volatility but releases corrosive fumes upon heating
Flash Point: Not applicable (non-flammable)
Autoignition Temperature: Not applicable
Viscosity: Not applicable
3. Safety & Hazard Attributes
Hazard Class (GHS Classification):
- Corrosive to skin and eyes (Category 1B)
- Harmful if swallowed or inhaled
NFPA Ratings: - Health: 3
- Flammability: 0
- Reactivity: 1
Exposure Limits: - OSHA PEL: 1 mg/m³ (as Zn)
- ACGIH TLV: 2 mg/m³ (as Zn)
Reactivity: - Reacts violently with water releasing heat and hydrochloric acid vapors
- Reacts with strong bases to form zinc hydroxide precipitates
4. Storage & Handling Attributes
Storage Conditions:
- Store in tightly sealed containers in a cool, dry, and well-ventilated area
- Protect from moisture and incompatible substances
Incompatible Materials: - Strong oxidizing agents
- Strong bases
- Water and moisture (release of heat and corrosive fumes)
Container Type: - Plastic or glass containers with corrosion-resistant linings
Shelf Life & Expiration Date: - Stable if stored properly, typically several years
Special Handling Requirements: - Use acid-resistant gloves, face shield, and protective clothing
- Work in fume hood or well-ventilated environment
5. Regulatory & Compliance Attributes
Regulatory Status:
- Approved for pharmaceutical and industrial applications with restrictions
- Listed in REACH, OSHA, EPA, and other chemical inventories
Transportation Restrictions: - Classified as corrosive material for transport
Waste Disposal Method: - Dispose in accordance with hazardous waste regulations
6. Environmental & Health Impact
Ecotoxicity:
- Toxic to aquatic life with long-lasting effects
Persistence in Environment: - Breaks down in water but may cause localized acidity
Carcinogenicity/Mutagenicity: - Not classified as carcinogenic or mutagenic
Biodegradability: - Inorganic; does not biodegrade but dilutes in environment
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Acid-resistant gloves and clothing
- Chemical safety goggles or face shield
- Respiratory protection if dust or fumes are present
Handling:
- Avoid inhalation of dust and fumes
- Prevent skin and eye contact
- Use in well-ventilated area or fume hood
- Wash hands thoroughly after handling
Storage:
- Store away from water, bases, and oxidizers
- Keep containers tightly closed and protected from moisture
FIRST AID MEASURES
Inhalation:
- Move to fresh air immediately
- Seek medical attention if respiratory symptoms develop
Skin Contact:
- Rinse affected area with plenty of water for at least 15 minutes
- Remove contaminated clothing
- Seek immediate medical attention for burns or severe irritation
Eye Contact:
- Flush eyes with water for at least 15 minutes
- Seek emergency medical care promptly
Ingestion:
- Do not induce vomiting
- Rinse mouth with water
- Seek immediate medical attention
FIRE FIGHTING MEASURES
Flammability:
- Non-flammable but may release toxic fumes when heated
Extinguishing Media: - Use water spray, foam, dry chemical, or CO₂
Hazardous Combustion Products: - Hydrochloric acid vapors and zinc oxide fumes
Firefighter Protection: - Wear full protective gear and self-contained breathing apparatus
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