Heating Mantle for 100mL Round‑bottom Flask (HF100)

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The Heating Mantle for 100mL Round‑bottom Flask (HF100) is a dedicated, form‑fitting electric heating mantle engineered for safe, uniform, and efficient heating of 100 mL round‑bottom flasks in pharmaceutical research, chemical synthesis, analytical chemistry, and educational laboratories. With a precision‑machined inner diameter of 72.75 mm for optimal thermal contact, this heating mantle provides a maximum temperature of 450 °C and power consumption of 80–100 W, making it ideal for distillation, reflux, solvent evaporation, and general laboratory heating applications.
Heating Mantle for 100mL Round‑bottom Flask (HF100) features a hand‑knitted, non‑asbestos fiberglass heating chamber embedded with nichrome wire, providing excellent heat exchange and uniform temperature distribution across the flask surface. The ceramic wool insulation ensures superior thermal efficiency, minimizing heat loss and keeping the external housing cool to the touch. The special powder‑coated metal housing offers excellent heat and chemical resistance for long‑term durability.
Key user‑focused features include uniform heat distribution across the flask wall, which prevents localized overheating and ensures reproducible results; fiberglass and ceramic wool insulation that keeps the external housing at a safe temperature; chemical and thermal resistant housing that withstands laboratory spills; and a precisely contoured design that securely holds the flask in place while providing up to 300°C of vertical clearance for observers to easily view the top half of the flask. The hemispherical heating chamber maintains direct contact with the glassware for efficient heat transfer.
For the research scientist, pharmaceutical chemist, and laboratory technician, the Heating Mantle for 100mL Round‑bottom Flask (HF100) delivers the safe, uniform, and efficient heating required for chemical synthesis, distillation, reflux, extraction, and sample digestion. For the patient, reliable and reproducible heating ensures that pharmaceutical research, clinical testing, and educational training are conducted with consistent and accurate thermal conditions, directly supporting effective drug development, reliable diagnostic protocols, and the training of future medical laboratory professionals.
Description

Heating Mantle for 100mL Round‑bottom Flask (HF100)

PRIMARY CLINICAL & DIAGNOSTIC USES

1. Precision Heating for Round‑bottom Flask Applications
Primary Use: Provides a dedicated electric heating mantle designed to accommodate a 100mL round‑bottom flask, featuring a precision‑engineered inner diameter of 72.75 mm to ensure optimal thermal contact and uniform heat distribution, used for controlled heating in laboratory applications such as chemical synthesis, distillation, and pharmaceutical research, with a maximum operating temperature of 450 °C and a power consumption of up to 100 W.
How it helps: For the research scientist and laboratory technician, the Heating Mantle for 100mL Round‑bottom Flask (HF100) contoured design matches the curvature of the flask, providing secure flask placement and maximizing heat efficiency for energy conservation. The durable construction with a special powder‑coated metal housing offers excellent heat and chemical resistance, ensuring long‑term reliability even with repeated use. For the patient undergoing pharmaceutical drug development or clinical research, reliable and uniform heating ensures consistent experimental conditions, leading to reproducible research outcomes that directly support safe and effective medication development.
2. Controlled Digestion and Reflux for Analytical Chemistry
Primary Use: Used for the controlled heating and refluxing of chemical samples in a 100mL round‑bottom flask, ideal for analytical chemistry workflows including sample digestion, organic synthesis, and solvent recovery in clinical research and quality control laboratories.
How it helps: For the analytical chemist, the fiberglass heating element, hand‑knitted with non‑asbestos fiberglass and nichrome wire, provides excellent heat transfer properties and uniform temperature distribution across the flask surface, preventing localized overheating that can degrade samples. The ceramic wool insulation ensures superior thermal efficiency with minimal heat loss, reducing energy consumption. The hemispherical design of the heating chamber maintains direct contact with the glassware for efficient heat transfer while leaving the top half of the flask easily visible during operation. For the patient, accurate sample preparation and consistent heating during analytical testing support reliable results in clinical research and pharmaceutical quality control, contributing to patient safety.
3. Distillation and Solvent Recovery in Pharmaceutical Research
Primary Use: Enables efficient and uniform heating for distillation setups requiring a 100mL round‑bottom flask, commonly used in pharmaceutical research for solvent recovery, purification of reaction products, and isolation of volatile compounds.
How it helps: For the pharmaceutical research scientist, the Heating Mantle for 100mL Round‑bottom Flask (HF100) provides a safe and stable heating solution for distillation workflows. The heating element is completely embedded within the fiberglass housing, which not only prevents sparking in volatile environments but also protects the user from accidental burns. The built‑in thermal insulation (ceramic wool) offers excellent heat retention, keeping the external housing at a safe temperature while consistently heating the flask content. For the patient, the isolation and purification of active pharmaceutical ingredients using reliable heating equipment ensures the purity and safety of final drug products.
4. Heating in Organic Chemistry and General Laboratory Research
Primary Use: Serves as a safe, reliable, and intuitive heating tool for organic chemistry synthesis and general laboratory research, providing uniform heating for reaction vessels, extraction procedures, and other thermal processes in academic and industrial laboratories.
How it helps: For the research scientist, the simple plug‑and‑play operation and robust fiberglass construction make it ideal for daily laboratory use. The outer metal housing is treated with a special powder coating for enhanced durability and chemical resistance, ensuring the unit withstands accidental spills and corrosive environments. The unit is designed to be used with an external voltage regulator or temperature controller for precise heating control. For the patient, reliable heating equipment in research laboratories accelerates the development of new diagnostics and therapeutics, ultimately benefiting patient care.

SECONDARY & SUPPORTIVE USES

1. Boiling point determination for analytical chemistry: Securely heats up to 100 mL of sample to a boil or to a specific sub‑boiling temperature within a round‑bottom flask to accurately determine boiling points of Newtonian and non‑Newtonian fluids while providing an unobstructed view of the fluid.
2. Solvent evaporation and concentration: Gently heats solvents in a 100 mL round‑bottom flask to remove volatile components and concentrate non‑volatile analytes, widely used in environmental analysis, food safety testing, and pharmaceutical formulation development.
3. Extraction procedures in natural product research: Provides uniform heating for Soxhlet extraction and other liquid‑solid extraction techniques using a 100 mL round‑bottom flask, commonly employed in natural product isolation and phytochemical analysis.
4. Reaction monitoring in chemical synthesis: Heats chemical reaction mixtures in a 100 mL round‑bottom flask to specific temperatures for kinetic studies, reaction optimization, and process development in academic research and industrial chemistry.
5. Thermal stability testing of materials and chemicals: Heats small‑volume samples in a 100 mL round‑bottom flask to assess thermal stability, decomposition temperatures, or heat‑induced property changes, with uniform heating and clear observation of the sample for quality control testing.
6. General and educational laboratory heating: Serves as a versatile, user‑friendly heating tool for demonstrating the principles of distillation, reflux, and organic synthesis in university chemistry and biology laboratory courses, with safe fiberglass insulation and intuitive operation for benchtop‑sized experiments.
KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

  • Device Type: A dedicated electric heating mantle designed specifically for 100 mL round‑bottom flasks.
  • Designation:Heating Mantle for 100mL Round‑bottom Flask (HF100), DLAB HF100, Product No. 18900827.
  • Key Components:
    • Rigid outer metal housing (steel sheet) with special powder‑coated finish for heat and chemical resistance
    • Inner heating chamber consisting of hand‑knitted, non‑asbestos fiberglass embedded with nichrome wire heating element
    • Precision‑machined inner diameter of 72.75 mm, specifically contoured for 100mL round‑bottom flasks
    • High‑efficiency ceramic wool insulation for superior thermal retention and energy conservation
    • Two‑wire power cord with external plug (approximately 1.8 m, 3‑prong plug)
    • Designed for use with external voltage regulator or temperature controller (sold separately)

2. TECHNICAL & PERFORMANCE PROPERTIES

  • Capacity: 100 mL round‑bottom flask (standard fitting)
  • Inner diameter heating chamber: 72.75 mm – precision‑matched for optimal thermal contact
  • Maximum temperature: Approximately 450 °C
  • Power consumption: 80–100 W (depending on model and voltage)
  • Rated voltage: 100–120 V or 220–230 V AC, 50/60 Hz (depending on model and region)
  • Power cord length: Approximately 1.8 m with 3‑prong plug
  • Heating element: Hand‑knitted non‑asbestos fiberglass and nichrome wire, providing excellent heat exchange properties
  • Insulation material: Ceramic wool, offering superior thermal insulation
  • Housing material: Cold rolled steel with special powder‑coated painted surface for heat and chemical resistance
  • Heating chamber design: Hemispherical, contoured to match round‑bottom flask curvature for maximum surface contact
  • External dimensions (outer): Approximately Ø200 mm × 170 mm (height)
  • Weight: Approximately 1.3–1.7 kg (depending on model and region)
  • Operating conditions: 5–40 °C, ≤90% relative humidity
  • Controller compatibility: Requires external voltage regulator or temperature controller for precise temperature regulation (not included)

3. PHYSICAL & OPERATIONAL PROPERTIES

  • Construction: Durable steel housing with a special powder‑coated finish that provides excellent heat and chemical resistance, ensuring long‑term reliability in demanding laboratory environments
  • Form factor: Single‑vessel, hemispherical shape contoured to precisely fit 100 mL round‑bottom flasks, allowing the top half of the flask to remain visible during operation for easy observation
  • Heating element: Hand‑knitted design using non‑asbestos fiberglass and nichrome wire, providing excellent heat exchange properties and uniform temperature distribution
  • Thermal insulation: Ceramic wool insulation ensures superior thermal efficiency, minimizing heat loss to the external environment and protecting the user from burns
  • Operation: Simple plug‑and‑play operation when connected to an external controller; designed for continuous operation
  • Placement: Designed to sit directly on a laboratory benchtop or fireproof mat; base remains cool to touch if properly ventilated
  • Portability: Compact benchtop heater (approximately 200 mm diameter, 170 mm height) weighing 1.3–1.7 kg, easily movable between workstations
  • Maintenance: Virtually maintenance‑free; if fiberglass chamber becomes contaminated, the whole unit may need replacement
  • Compliance: CE marked; complies with applicable laboratory safety standards

4. SAFETY & COMPLIANCE ATTRIBUTES

  • Regulatory Status: General laboratory equipment for in vitro diagnostic (IVD) use; CE marked
  • Burn Hazard Prevention: Thick outer layer of ceramic wool insulation keeps external housing temperature at a safe level for a 450 °C‑rated heater; the special powder‑coated metal housing provides additional thermal protection
  • Electrical Safety: Heating element completely embedded inside fiberglass chamber with no exposed metal inside the heating cavity; design resists arcing and electrochemical contamination in volatile environments
  • Chemical Spill Resistance: Fiberglass heating chamber is chemically resistant and will absorb small chemical spills without short‑circuiting the heating element; the powder‑coated metal housing also resists chemical damage
  • Sample Containment: The heating mantle itself securely holds the flask in place; the hemispherical design helps contain the glassware and safely contains the flask in the event of a glass crack or chemical spill
  • Over‑Temperature Protection: Not built into the base unit; requires an external voltage regulator or temperature controller for over‑temperature protection; always use with appropriate controller to prevent overheating
  • Thermal Efficiency: 360° fiberglass wrap with ceramic wool insulation provides far more efficient heating than an exposed hot plate, greatly reducing the total wattage needed to bring 100 mL of liquid to a boil

5. STORAGE & HANDLING ATTRIBUTES

  • Storage: Store in a clean, dry, dust‑free environment at room temperature when not in use. Do not leave any glassware inside the heating mantle during storage.
  • Cleaning: Unplug the unit and allow it to cool completely before cleaning. Wipe the metal housing with a soft, slightly damp cloth using mild detergent. Do not immerse the unit in liquid. If the inner fiberglass chamber becomes contaminated, do not attempt to clean it; the whole unit may need replacement.
  • Pre‑use inspection: Before each use, inspect the power cord, plug, and fiberglass chamber for any damage or contamination. Ensure the fiberglass is intact and free of chemical residues.
  • Installation: Place the HF100 on a stable, level, non‑flammable benchtop away from flammable materials, volatile solvents, combustible gases, or paper products. Allow at least 10 cm clearance on all sides for heat dissipation. Do not use near water baths or sinks.
  • Flask selection: Use only standard 100 mL round‑bottom flasks (borosilicate glass such as Pyrex or Kimax) designed to withstand the operating temperature up to 450 °C. Ensure the flask is dry and free of cracks before inserting into the heating mantle. The 72.75 mm inner diameter is specifically designed for a snug fit.
  • Operation with external controller: Connect the HF100 to an external voltage regulator or temperature controller, then plug the controller into a grounded outlet. Turn on the power and gradually increase the heating intensity to the desired level. Allow the flask to heat slowly to prevent thermal shock.
  • Temperature monitoring: For precise temperature control, insert an optional thermocouple or thermistor probe between the flask and the fiberglass chamber or directly into the liquid. Do not allow the probe to contact the heating element directly.
  • Cooling down: After use, turn off the power and allow the heating mantle to cool completely with the flask still inside (or remove the flask carefully using heat‑resistant gloves). Cooling time may take 30–60 minutes depending on operating temperature.
  • Periodic verification: Verify temperature performance periodically using a calibrated external thermometer. If the flask no longer fits snugly or if heating is uneven, replace the unit.

6. LABORATORY & CLINICAL APPLICATIONS

  • Primary Application: Controlled heating of chemical and biological samples in a 100 mL round‑bottom flask for chemical synthesis, distillation, reflux, extraction, and general research in clinical chemistry, pharmaceutical development, analytical chemistry, and educational laboratories.
  • Clinical Role: An essential instrument for pharmaceutical research and development laboratories, clinical research facilities, analytical chemistry departments, organic synthesis labs, and educational institutions. Critical for drug discovery, sample digestion, solvent recovery, reaction optimization, and teaching fundamental chemical techniques.
SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

  • Burn Hazard: The heating mantle can reach 450 °C and remains hot for an extended period after power is turned off. Do not touch the fiberglass chamber or metal housing during or immediately after use. Use heat‑resistant gloves when inserting or removing flasks. Allow the unit to cool completely before cleaning or storing.
  • Fire Hazard: Do not operate the heating mantle near flammable materials, volatile solvents, combustible gases, or paper products. Keep the work area clear of flammable substances. Do not leave the instrument unattended while operating at high temperatures.
  • Electrical Safety: Do not operate with wet hands. Disconnect the power cord before cleaning or servicing. Use only the supplied grounded power cord and ensure proper grounding. Do not operate if the power cord is damaged.
  • Chemical Compatibility: The fiberglass chamber is chemically resistant but may degrade over time with repeated exposure to strong acids or bases. Use appropriate spill containment. Refer to Safety Data Sheets (SDS) for specific chemicals.
  • Flask Selection: Use only standard 100 mL borosilicate glass round‑bottom flasks rated for the operating temperature. Do not use cracked or damaged flasks. Ensure the flask is properly seated inside the heating mantle (inserted to the full depth for maximum surface contact) before turning on the power.
  • Thermal Shock: Do not place a cold flask directly into a pre‑heated heating mantle, as thermal shock may cause the glass to crack or shatter. Allow the flask and heating mantle to heat up together gradually.
  • Vessel Removal: Always turn off the power and allow the heating mantle to cool before removing the flask. If immediate removal is necessary, use heat‑resistant gloves and flask tongs. Never touch the flask with bare hands.
  • External Controller Requirement: The HF100 must be used with an external voltage regulator or temperature controller. Operating the unit at full power without a controller can cause dangerously high temperatures and damage the heating element or sample.
  • Training Requirement: Only trained laboratory personnel with appropriate technical background should operate the HF100 Heating Mantle for clinical diagnostic or research applications. Users should read and understand the operator‘s manual before first use.

2. FIRST AID MEASURES

  • Burn from Hot Surface: If skin contacts the hot flask, fiberglass chamber, or metal housing, immediately cool the burn area with cool (not cold) running water for at least 15 minutes. Do not apply ice directly. Cover the burn with a sterile, non‑adhesive dressing. Seek medical attention for large area burns, deep burns, or burns causing blistering.
  • Fire: If a fire occurs on or near the heating mantle, immediately turn off the power if safe to do so. Use a class ABC dry chemical fire extinguisher or carbon dioxide (CO₂) extinguisher. Do not use water on electrical fires. Evacuate the area if the fire cannot be immediately controlled.
  • Chemical Splash to Eyes: If a heated chemical sample splashes into the eyes, immediately flush eyes with copious amounts of cool water or sterile saline for at least 15 minutes. Seek immediate medical attention.
  • Chemical Splash to Skin: Remove contaminated clothing immediately. Flush the affected skin area with cool running water for at least 15 minutes. Seek medical evaluation for chemical burns. Refer to the Safety Data Sheet (SDS) for the specific chemical involved.
  • Inhalation of Fumes: If fumes from heated chemicals are inhaled, move the affected person to fresh air immediately. Seek immediate medical attention if breathing is difficult.
  • Electrical Shock: Disconnect power at the circuit breaker before attempting to assist the victim. Do not touch the victim until power is disconnected. Call emergency medical services immediately.

3. FIRE FIGHTING MEASURES

  • Flammability: The fiberglass chamber is non‑flammable, but the outer metal housing, power cord, and internal wiring are combustible. The primary fire hazard is the flammable chemicals being heated.
  • Extinguishing Media: Use carbon dioxide (CO₂), dry chemical (ABC class), or alcohol‑resistant foam extinguishers for fires involving electrical components or nearby flammable materials. Do not use water on electrical fires.
  • Fire Response: Immediately disconnect power to the instrument if safe to do so. Evacuate the immediate area. Use an appropriate fire extinguisher for small, contained fires. For larger fires, evacuate the laboratory and call emergency services.
  • Special Protective Equipment for Firefighters: Firefighters should wear self‑contained breathing apparatus (SCBA) and full structural firefighting gear when fighting fires in laboratory settings, as combustion products may include toxic fumes from burning plastics and chemicals.