P.K. Kitchen

A Horizontal Laminar Airflow (LAF) Cabinet is a contamination-free workspace that provides an ultra-clean environment for critical laboratory operations. It works by directing filtered air in a uniform, horizontal flow across the work surface and toward the operator, ensuring product protection from airborne particulates.

Key Features:

• Airflow Direction:

  • HEPA-filtered air flows horizontally from the rear of the cabinet toward the user.

  • Maintains ISO Class 5 / Class 100 clean air conditions inside the working area.

• HEPA Filtration System:

  • Equipped with HEPA filters (99.99% efficiency at ≥ 0.3 microns) or ULPA filters for finer filtration.

  • Pre-filters are often used to extend HEPA filter life.

• Work Surface:

  • Made of stainless steel (SS 304)—corrosion-resistant, easy to clean, and minimizes turbulence.

• Construction:

  • Body is typically made from powder-coated mild steel or stainless steel.

  • Internal corners are rounded for easy cleaning and minimal particle buildup.

• Lighting:

  • Fluorescent lighting or LED integrated into the top for bright, shadow-free illumination.

  • Optional UV germicidal lamp for disinfection when not in use.

• Control Panel:

  • User-friendly interface with switches for blower, lights, UV, and sometimes real-time airflow monitoring.

A Stainless Steel Vertical Autoclave is a compact, high-pressure steam sterilizer used primarily in laboratories, hospitals, pharmaceutical units, and research institutions for sterilizing instruments, glassware, media, and other laboratory essentials. Designed with a vertical chamber orientation, this autoclave is space-efficient and ideal for limited work areas.

Key Features:

• Construction Material:

  • Inner and outer chamber constructed from high-grade stainless steel (SS 304 or SS 316) for excellent corrosion resistance and long service life.

  • Seamless chamber design ensures easy cleaning and minimizes contamination risk.

• Sterilization Method:

  • Uses saturated steam under pressure for complete and uniform sterilization.

  • Operates typically at 121°C – 134°C temperature range, with pressure between 15 to 20 psi (adjustable based on application).

• Lid & Locking Mechanism:

  • Stainless steel or gunmetal lid with radial or pedal-operated locking system.

  • Fitted with a silicone gasket to ensure steam-tight sealing.

  • Safety features include spring-loaded pressure relief valve, pressure gauge, and manual or automatic steam release.

• Heating System:

  • Equipped with ISI-marked immersion-type electric heaters (heating via resistive coils).

  • Optionally available with energy-efficient steam jacketed models.

• Control Panel:

  • Fully automatic or semi-automatic models.

  • Digital controller for temperature, pressure, and timer.

  • Indicators for process stages, low water levels, and safety cut-off for over-temperature or dry heating.

• Optional Features:

  • PID controller with programmable cycles.

  • Printer or data logger for documentation.

  • Vacuum pump for better drying and air removal.

  • Caster wheels for mobility.

  • Perforated baskets or inner containers for loading items.

A micropipette is a precision laboratory instrument designed for accurate and repeatable measurement and transfer of very small liquid volumes, typically in the microliter (µL) range. Widely used in life sciences, molecular biology, biochemistry, and pharmaceutical labs, micropipettes are essential for tasks such as PCR setup, enzyme assays, and sample preparation.

Key Features:

• Volume Range:

  • Available in fixed or adjustable volume types.

  • Common adjustable ranges include:

    • 0.1–2 µL

    • 2–20 µL

    • 20–200 µL

    • 100–1000 µL

    • 1–10 mL (macro range)

• Precision & Accuracy:

  • Highly accurate within ±1% or better, depending on the model.

  • Complies with ISO 8655 and GLP standards.

• Ergonomic Design:

  • Lightweight, slim body with contoured grips to reduce hand fatigue.

  • Soft plunger action for smooth operation and minimal thumb strain.

• Volume Adjustment:

  • Clearly visible digital or analog display window for setting and reading volume.

  • Lock mechanism to prevent accidental volume changes.

• Tip Ejection System:

  • Integrated tip ejector button for safe, touch-free disposal of used pipette tips.

  • Compatible with universal fit or manufacturer-specific tips.

• Autoclavability:

  • Many micropipettes are partially or fully autoclavable (especially lower shafts) for sterilization and contamination control.

A Biosafety Cabinet (BSC) Class II is a ventilated laboratory workspace designed to protect the user, the laboratory environment, and the materials being handled from biological contamination. It is most commonly used in microbiology, biomedical, and pharmaceutical laboratories where moderate-risk pathogens are handled (Biosafety Levels 1, 2, and sometimes 3).

Key Features:

• Personnel Protection: Protects the user from inhaling hazardous airborne particles via a HEPA-filtered airflow barrier.

• Product Protection: Maintains a sterile working environment by ensuring laminar downflow of HEPA-filtered air.

• Environmental Protection: Prevents release of contaminated air into the lab by using HEPA-filtered exhaust.

Design and Construction:

• Airflow System:

  • Approximately 70% of the air is recirculated through a HEPA filter back into the cabinet.

  • About 30% of the air is exhausted, also through a HEPA filter, into the environment or ducted out.

• HEPA Filters (High Efficiency Particulate Air):

  • Typically 99.99% efficient at capturing particles ≥ 0.3 microns.

• Cabinet Materials:

  • Constructed from stainless steel (inner chamber) with seamless corners for easy cleaning.

  • Exterior is often made of coated mild steel or stainless steel for durability and corrosion resistance.

A Vertical Laminar Air Flow Cabinet is a clean-air workstation that creates a sterile environment for sensitive laboratory procedures. It provides a constant, unidirectional vertical flow of HEPA-filtered air over the work surface, ensuring protection for samples and materials from airborne contamination.

Key Features:

• Airflow Pattern:

  • Air is drawn from the room, passed through a HEPA filter, and flows vertically downward from the top of the cabinet to the work surface.

  • Maintains ISO Class 5 / Class 100 clean air standards to ensure sample integrity.

• HEPA Filtration System:

  • Equipped with HEPA filters (99.99% efficiency at ≥ 0.3 microns).

  • Optional ULPA filters available for more stringent requirements.

  • Includes a pre-filter to trap larger particles and prolong HEPA filter life.

• Construction:

  • Inner work surface typically made of SS 304 grade stainless steel, seamless and easy to clean.

  • Exterior made from powder-coated mild steel or stainless steel for corrosion resistance and durability.

  • Rounded inner corners to prevent microbial buildup.

• Illumination:

  • Bright, shadow-free LED or fluorescent lighting built into the upper section.

  • Optional UV germicidal lamp for sterilization when the cabinet is not in use (with safety interlocks).

• Control Panel:

  • Easy-to-use interface for controlling blower, lighting, and UV lamp.

  • Some models offer digital displays and airflow monitoring for added safety

A Mild Steel Fume Hood is a specially designed ventilation system used in laboratories to limit exposure to hazardous or toxic fumes, vapors, and dust. It serves as a primary engineering control to protect personnel by safely containing and expelling airborne contaminants generated during chemical experiments and procedures.

Constructed with mild steel (MS) and finished with chemical-resistant coatings, this type of fume hood is durable, cost-effective, and suitable for general-purpose chemical handling.

Key Features:

• Construction Material:

  • Fabricated from high-quality mild steel sheets, typically 16–18 gauge thickness.

  • Coated with epoxy or chemical-resistant powder coating to withstand corrosive chemicals and solvents.

• Worktop:

  • Work surface made of granite, stainless steel, or epoxy resin, resistant to heat and chemicals.

  • Raised edges to contain spills.

• Airflow and Ventilation:

  • Centrifugal exhaust fan or blower system (ducted) connected to an external duct line.

  • Creates negative pressure inside the chamber to pull fumes away from the operator.

  • Optional variable airflow control system for energy efficiency.

• Sash System:

  • Vertical sliding sash made from toughened glass, allowing adjustable access and visibility.

  • Counterbalanced for smooth operation and user safety.

• Lighting:

  • Fluorescent or LED light fitted inside the hood for proper illumination without shadows.

  • Sealed to prevent contamination or corrosion.

• Utility Provisions:

  • Fitted with gas, air, vacuum, and water taps, along with a sink (optional).

  • Electrical sockets provided inside the working chamber for operating instruments.

• Control Panel:

  • Includes switches for fan, light, and utility connections.

  • Optional digital display for airflow monitoring and alarms.

A micropipette is an essential laboratory tool used to accurately measure and transfer very small volumes of liquids, typically in the microliter (µL) range. Here's a breakdown of their key features and functions:

Key Features and Functions:

• Precise Liquid Handling:
  • Micropipettes are designed for precise and accurate liquid transfer, crucial in applications where even slight variations in volume can significantly impact results.
  • They handle volumes ranging from fractions of a microliter to a few milliliters, depending on the specific model.
• Applications:
  • Micropipettes are widely used in various scientific disciplines, including:
    • Molecular biology
    • Biochemistry
    • Microbiology
    • Genetics
    • Analytical chemistry
    • Medical and pharmaceutical research.
• Types:
  • Single-channel micropipettes: These transfer a single volume of liquid at a time.
  • Multichannel micropipettes: These transfer multiple volumes simultaneously, often used for working with microplates.
  • Air displacement micropipettes: These are the most common type, using air displacement to aspirate and dispense liquids.
  • Positive displacement micropipettes: These are used for viscous or volatile liquids, where air displacement may not be accurate.
• Components:
  • Plunger: Used to aspirate and dispense liquids.
  • Volume adjustment dial: Sets the desired liquid volume.
  • Tip ejector: Discards used pipette tips.
  • Tip cone: Holds the disposable pipette tip.
• Micropipette tips:
  • These are disposable tips that attach to the end of the micropipette. They prevent contamination and ensure accurate liquid transfer.

In essence, micropipettes are indispensable tools for any laboratory work requiring precise liquid handling.

Laboratory furnaces use radiant heat transfer to heat an item placed inside the furnace chamber. They generally provide uniform temperatures throughout and can be used for many functions, such as binder burnout, sintering, melting.

Horizontal Autoclaves: Featuring a horizontally oriented chamber, these autoclaves are designed for high-capacity sterilization and commonly used in hospitals and research institutions. Their larger chambers allow for greater load capacity, making them ideal for bulkier equipment or larger batches of instruments.

we also have ETO Sterilizer

A BOD Incubator (Biochemical Oxygen Demand Incubator) is a specialized low-temperature laboratory incubator designed for incubation of biological samples at controlled temperatures, primarily for BOD testing, microbial culture growth, and other biochemical processes. It provides a stable environment for long-term incubation at temperatures typically ranging from 5°C to 60°C.

Key Features:

• Construction:

  • Outer Body: Made of powder-coated mild steel or stainless steel for durability and corrosion resistance.

  • Inner Chamber: Constructed from stainless steel (SS 304) with smooth, polished surfaces for easy cleaning and hygiene.

  • Insulation: High-grade PUF insulation (thickness 65–80mm) minimizes heat loss and ensures temperature stability.

• Temperature Control:

  • Controlled by a microprocessor-based digital PID controller for precise and uniform temperature regulation.

  • Temperature range: 5°C to 60°C, with ±0.5°C accuracy.

  • Cooling system integrated using CFC-free refrigeration (hermetically sealed compressor).

  • Equipped with over-temperature safety cut-off for protection.

• Shelving:

  • Adjustable stainless steel perforated trays or shelves for efficient air circulation.

  • Shelves designed to support culture flasks, Petri dishes, or BOD bottles.

• Air Circulation:

  • Internal air circulation fan ensures uniform temperature throughout the chamber.

• Door Design:

  • Double door system: Outer metal door with lock and inner transparent acrylic or glass door for viewing without temperature loss.

A muffle furnace is a high-temperature, box-type oven used in labs and industries for controlled heating, featuring an insulated chamber (muffle) that protects samples from direct heat/combustion gases, ensuring uniform heating for precise applications like ashing, heat treatment, and material testing in metallurgy, ceramics, and pharma. These electric devices use heating elements (like Kanthal wire) to reach precise temperatures (e.g., 900°C to 1800°C) with programmable controllers for accuracy, making them vital for scientific accuracy where purity and consistent thermal processing are crucial. This video provides an overview of what a muffle furnace is and how it works:56sJames Sword EngineeringYouTube • 24 Oct 2022Key Features & Working

• Muffle Chamber: A heat-resistant, insulated inner chamber isolates samples from heating elements and combustion byproducts.
• Indirect Heating: Electrical resistance heating converts energy to heat, transferred evenly to the sample.
• Precise Control: Digital PID (Proportional-Integral-Derivative) controllers offer accurate temperature regulation, often with programmable ramp/soak profiles.
• Insulation: High-density ceramic blankets or mineral wool provide thermal efficiency. 

     Watch this video to see how a muffle furnace is operated in a laboratory:02:35Shrafat's AcademyYouTube • 17 Oct 2022Common Applications

• Ash Determination: Finding residue after burning organic material (e.g., coal, food).
• Heat Treatment: Annealing, hardening, or tempering metals and ceramics.
• Material Testing: Analyzing material properties at high temperatures.
• Calcination: Heating materials to high temperatures to induce decomposition or phase changes (e.g., making ceramics). 

     This video explains the advantages of using a muffle furnace for laboratory applications:00:20Bionics Scientific Technologies Pvt. LtdYouTube • 17 Jun 2025Industries Using Them

• Research & Development Labs
• Metallurgy & Steel
• Ceramics & Glass
• Pharmaceuticals
• Biotech & Forensics 

       

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• Muffle Furnace - Labotronics ScientificWe provide muffle furnaces, a specialized heating device used in laboratories and industrial settings for applications like ashing...Labotronics Scientific

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Borosilicate Glass Lab Instruments are essential components in scientific laboratories, known for their exceptional thermal resistance, chemical durability, and mechanical strength. Made primarily from silica and boron trioxide, borosilicate glass is designed to withstand extreme temperature changes and harsh chemical exposure, making it ideal for a wide range of laboratory applications.

Key Features:

• Material Composition:

  • Composed of approximately 80% silica and 13% boric oxide, with smaller amounts of sodium and aluminum oxides.

  • Popular grades include BORO 3.3 – compliant with ISO and ASTM standards.

• Thermal Properties:

  • High thermal resistance with a low coefficient of thermal expansion (~3.3 × 10⁻⁶/°C).

  • Can withstand thermal shocks up to 170°C or more, allowing it to be heated directly over flame or hot plates.

• Chemical Resistance:

  • Excellent resistance to acids, alkalis, and organic solvents.

  • Non-reactive with most chemicals, ensuring purity of contents.

• Transparency:

  • Crystal-clear appearance allows easy visibility of reactions and contents.

  • Can be graduated or labeled for measurement purposes.