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LABORATORY GRADE

Cupric Sulphate Anhydrous Extra Pure

Original price was: $ 18.10.Current price is: $ 17.98.

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Cupric Sulphate Anhydrous Extra Pure is a white to grayish crystalline powder that serves as a highly concentrated form of copper(II) sulphate, ideal for laboratory applications requiring precise copper ion concentrations. It is commonly used in analytical chemistry, electroplating studies, and as a reagent in qualitative tests for reducing sugars and proteins. Its dehydrated form is especially suited for moisture-sensitive reactions or as a drying agent in certain chemical processes. The extra pure grade ensures minimal contamination, making it reliable for high-accuracy research and educational experiments. Store in a cool, dry environment to prevent rehydration and degradation.

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Description

Cupric Sulphate Anhydrous Extra Pure

Primary Uses 

  1. Dehydrated Analytical Reagent
    • Used in experiments where water of hydration must be avoided, such as gravimetric analysis and stoichiometric reactions involving dry solids.
  2. Qualitative Tests for Reducing Agents
    • Participates in Benedict’s and Fehling’s tests when hydrated; the anhydrous form is used when precise water control is needed.
  3. Oxidizing Agent
    • Acts as a moderate oxidizer in some organic and inorganic syntheses, especially under dry conditions.
  4. Desiccant for Specific Reactions
    • Used as a drying agent in gas or solvent systems where water must be absorbed or absent.

Secondary Uses

  1. Thermal and Decomposition Studies
    • Employed in labs for thermal decomposition to study CuO formation and analyze endothermic reactions.
  2. Preparation of Solutions with Precise Molarity
    • Ideal for preparing copper(II) sulfate solutions without unknown hydration states, improving analytical accuracy.
  3. Standard in Calorimetry
    • Occasionally used in enthalpy change experiments (e.g., dissolution enthalpy) requiring known anhydrous mass.
KEY PRODUCT FEATURES

1. Basic Identification Attributes

  • Chemical Name: Cupric Sulphate Anhydrous
  • Common Name: Copper(II) Sulfate Anhydrous
  • CAS Number: 7758-98-7
  • Chemical Formula: CuSO₄
  • Molar Mass: 159.61 g/mol
  • Grade: Extra Pure (Laboratory/Reagent Grade)

2. Physical & Chemical Properties

  • Appearance: Grayish-white to pale green powder (due to absence of water)
  • Odor: Odorless
  • Solubility:
    • Soluble in water (exothermic dissolution)
    • Soluble in methanol
  • Melting Point: Decomposes before melting
  • Density: ~3.6 g/cm³
  • Hygroscopic: Yes (absorbs moisture from air and forms pentahydrate)

3. Safety & Hazard Attributes

  • GHS Classification:
    • ⚠️ Warning
    • H302: Harmful if swallowed
    • H315: Causes skin irritation
    • H319: Causes serious eye irritation
    • H410: Very toxic to aquatic life with long-lasting effects
  • NFPA Ratings:
    • Health: 2
    • Flammability: 0
    • Reactivity: 1
  • First Aid Measures:
    • Inhalation: Move to fresh air; get medical help if symptoms persist
    • Skin Contact: Wash with plenty of water and soap
    • Eye Contact: Rinse cautiously with water for several minutes
    • Ingestion: Do NOT induce vomiting; rinse mouth and seek immediate medical advice

4. Storage & Handling Attributes

  • Storage Conditions:
    • Store in airtight containers
    • Keep in a cool, dry place away from moisture
    • Store away from strong reducing agents and acids
  • Handling Advice:
    • Use PPE: gloves, lab coat, eye protection
    • Avoid generating or breathing dust
    • Use with local exhaust ventilation or fume hood

5. Regulatory & Compliance Attributes

  • EINECS Number: 231-847-6
  • UN Number: Not regulated for transport
  • REACH Status: Registered

6. Applications in Laboratory

  • Primary Use:
    • Used in analytical chemistry as a reagent
  • Other Uses:
    • Dehydrating agent
    • Used to prepare copper-based catalysts
    • Standard in iodometric titrations
    • In synthesis of copper compounds
    • As a fungicide or algicide in controlled lab-scale studies
SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

  • Personal Protective Equipment (PPE):
    • Lab coat
    • Nitrile gloves
    • Safety goggles or face shield
    • Use in a well-ventilated area or fume hood
  • Handling Guidelines:
    • Avoid dust formation; do not inhale or ingest
    • Handle away from moisture—hydrates easily
    • Avoid direct contact with skin and eyes
  • Storage Conditions:
    • Keep in a tightly sealed container
    • Store in a dry, cool area
    • Protect from moisture and incompatible materials (e.g., strong reducing agents)

FIRST AID MEASURES

  • Inhalation:
    • Move to fresh air
    • Seek medical advice if coughing or irritation occurs
  • Skin Contact:
    • Wash immediately with plenty of water
    • Remove contaminated clothing
  • Eye Contact:
    • Rinse thoroughly with water for at least 15 minutes
    • Get medical attention immediately
  • Ingestion:
    • Rinse mouth, do not induce vomiting
    • Seek urgent medical attention

FIREFIGHTING MEASURES

  • Flammability: Non-flammable
  • Hazards: Decomposes at high temperatures releasing toxic sulfur oxides and copper fumes
  • Extinguishing Media:
    • Use water spray, dry chemical, or CO₂ depending on surrounding fire
    • Avoid unnecessary water contact to prevent hydration
  • Firefighting Gear:
    • Full protective gear with SCBA (Self-Contained Breathing Apparatus)

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