Khanna Traders, are producer and supplier of scientific equipment.
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The Damru Yantra is a traditional apparatus used in Ayurveda’s Rasa Shastra practices, especially for the sublimation and purification of mercury (Parada) and preparation of volatile mineral compounds. Named after its unique damru (hourglass)-shaped design, this yantra is essential in Ayurvedic alchemy processes involving intense heating and collection of vapors.
This 3D educational model of the Damru Yantra is ideal for demonstrations in Ayurveda colleges, herbal pharma training labs, and exhibitions, allowing students and visitors to visually understand its ancient application in mercury processing.
Key Features:
High-quality fiber or PVC structure
Damru-shaped upper chamber and receiver
Labeled parts for easy explanation
Sturdy and long-lasting for classroom use
Available in tabletop or wall-mount formats
Custom branding or multilingual labeling optional
Working Principle:
In the Damru Yantra, the medicinal substance or metal (like mercury) is placed in the lower chamber and subjected to controlled heating. The vapors rise through the narrow neck and condense in the upper chamber, which is shaped like a damru. This structure facilitates safe collection of sublimated materials without contamination or exposure.
Applications:
Rasa Shastra & Bhasma Kalpana training
Mercury sublimation and purification demonstrations
Ayurvedic teaching institutions (BAMS, MD Rasa Shastra)
Educational exhibitions and herbal model displays
Specifications:
Size: Approx. 1 to 1.5 feet
Material: Fiber or plastic, hand-painted
Components: Base vessel, damru-shaped upper chamber, outlet/vent
Format: Tabletop display
Language: English + Sanskrit labeling available
The Vidyadhar Yantra is a traditional apparatus described in classical Ayurvedic texts, primarily used in the preparation of metallic and herbal medicines in Rasa Shastra. It is one of the specialized yantras used during bhasma (calcination) and samskara (purification) processes.
This model provides an accurate 3D representation of the Vidyadhar Yantra, making it a valuable tool for Ayurveda teaching institutions, herbal medicine manufacturing training, and academic exhibitions.
Key Features:
High-quality fiber/PVC construction
Includes all key components with labeling
Designed based on classical Ayurvedic references
Ideal for classroom demonstrations and lab training
Lightweight, durable, and easy to maintain
Custom branding and instruction guide available
Working Principle:
In Vidyadhar Yantra, herbal or metallic substances are placed in a closed chamber or vessel, often sealed with clay and heated for specific durations. It facilitates detoxification, incineration, or transformation of the raw materials, helping to convert them into safe and potent medicinal forms like bhasmas or pishti.
Applications:
Ayurveda Colleges and Universities (BAMS, MD)
Rasa Shastra and Bhaishajya Kalpana Departments
Herbal and Rasoushadhi Manufacturing Units
Skill Labs and Teaching Museums
Educational Exhibitions and Demonstrations
Specifications:
Size: Approx. 1–2 ft
Material: Fiber/Plastic
Finish: Hand-painted with labeled parts (in English/Sanskrit)
Type: Tabletop or wall-mount model
Optional: Instruction manual or chart with usage details
The Sthali Yantra is a classical Ayurvedic apparatus described in ancient texts used for boiling, decoction preparation (Kwatha), and processing of medicinal substances. It plays a key role in the Bhaishajya Kalpana (Ayurvedic pharmacy) and Rasa Shastra disciplines.
This educational model of Sthali Yantra accurately represents the traditional vessel structure used in Ayurvedic medicine preparation. It is designed for demonstration and teaching in Ayurveda colleges, herbal medicine labs, and practical training centers.
Key Features:
Realistic 3D model with labeled components
Made from durable fiber or PVC material
Represents traditional boiling vessel with lid and stand
Suitable for classroom or lab demonstrations
Available in tabletop or wall-mount format
Custom branding and color options available
Working Principle:
The Sthali Yantra consists of a deep, wide-mouthed vessel used for boiling herbs, metals, or minerals in liquids such as water, cow’s milk, or decoctions. It allows for uniform heating and is often used in the preparation of bhasma, asavas, and kwathas.
Applications:
Ayurvedic Teaching Institutions (BAMS, MD Ayurveda)
Rasa Shastra & Bhaishajya Kalpana Demonstration
Herbal Pharma Training Labs
Ayurveda Exhibitions and Skill Labs
Specifications:
Size: Approx. 1 to 1.5 feet
Material: Fiber/Plastic with painted finish
Includes: Vessel, lid, stand, base plate
Mounting: Tabletop or wall-mount
Optional: Multilingual labeling (Sanskrit + English)
The Dola Yantra is an ancient Ayurvedic apparatus used primarily for Swedana (sudation) and extraction of active ingredients through indirect boiling. It is an essential yantra in the preparation of medicated decoctions, oils, and rasoushadhis (herbomineral medicines) in Rasa Shastra and Bhaishajya Kalpana.
This 3D educational model provides a clear visualization of the structure and function of the Dola Yantra. It is an excellent teaching tool for Ayurveda colleges, herbal medicine manufacturers, and training institutes.
Key Features:
Realistic 3D model made of durable fiber/PVC
Components include: Hanging cloth pouch (dola), boiling vessel, decoction base
Clearly labeled parts for easy explanation
Ideal for demonstration in Ayurveda labs and classrooms
Custom branding/logo available on request
Working Principle:
A cloth pouch containing the medicinal substance is suspended (dola) in a decoction or liquid, which is gently boiled. The active principles are extracted through indirect heating and steaming, which is a core Ayurvedic method for preparing medicated oils and herbal extracts.
Applications:
Ayurvedic Pharmacy (Bhaishajya Kalpana) Teaching
Rasa Shastra Practical Labs
Educational Display for Students & Visitors
Herbal Product Demonstration Models
Specifications:
Size: Approx. 1–2 ft
Material: Fiber/Plastic
Type: Tabletop or wall-mount display
Finish: Hand-painted, labeled
Optional: Instruction leaflet and digital version available
The Valuka Yantra is a traditional Ayurvedic apparatus used in the classical processes of Rasa Shastra and Bhaishajya Kalpana. It is designed for indirect heating by embedding vessels in a sand-filled container, allowing uniform heat distribution during the preparation of herbal and mineral formulations.
This educational model is a 3D visual representation, ideal for Ayurveda colleges, teaching labs, and herbal pharmaceutical units. It helps students understand the ancient Ayurvedic methods of medicine preparation through accurate structural detailing.
Key Features:
High-quality fiber/PVC construction
Clearly labeled components for easy learning
Represents traditional Ayurvedic heating technique
Durable and suitable for classroom demonstrations
Available in tabletop or wall-mount version
Applications:
Ayurveda teaching & training institutions
Rasa Shastra & Bhasma preparation demonstrations
Display for herbal product exhibitions
Specifications:
Size: Approx. 1–2 ft (customizable)
Material: Fiber or PVC
Finish: Hand-painted with labels (English/Sanskrit)
Optional: Custom branding/logo printing available
Microbiology Educational Wall Charts
Product Description:
Our Microbiology Educational Wall Charts simplify complex microbiological concepts through detailed, full-color illustrations and concise explanations. Specially designed for medical colleges, nursing schools, laboratory training centers, and allied health institutes, these charts help students and professionals understand microbes, laboratory diagnostics, and infection control in a visual, easy-to-learn format.
Perfect for classroom walls, skill labs, and exam preparation, these charts make microbiology accessible, engaging, and quick to reference.
Specifications
Available Sizes:
20 x 24 inches
20 x 26 inches
Material:
Premium Art Paper
Synthetic Sheet
Lamination:
Gloss or Matte finish
Durable & water-resistant
Mounting:
Eyelets at corners for easy wall hanging
Supplied in rolled form for easy storage & shipping
Printing Features
High-resolution full-color printing
UV-protected ink to reduce fading
Accurate diagrams with scientific labeling
Chart Topics Include
Classification of Microorganisms (Bacteria, Viruses, Fungi, Parasites)
Bacterial Cell Structure & Staining Techniques (Gram stain, Acid-fast stain)
Culture Media & Methods of Isolation
Common Pathogenic Bacteria & Diseases
Virology Basics & Virus Structure
Immunology & Types of Immunity
Diagnostic Tests (ELISA, PCR, Rapid Tests)
Sterilization & Disinfection Methods
Hospital-acquired Infections & Infection Control Measures
Microbial Growth Curve & Factors Affecting Growth
Applications
Medical & Nursing Colleges
Microbiology & Diagnostic Laboratories
Skill Labs & Simulation Centers
Health Education Display Areas
Customization Available
Institute / college name & logo on bulk orders
Bilingual / multilingual versions available (e.g., English/Hindi)
Microbiology Educational Wall Charts
Product Description:
Our Microbiology Educational Wall Charts simplify complex microbiological concepts through detailed, full-color illustrations and concise explanations. Specially designed for medical colleges, nursing schools, laboratory training centers, and allied health institutes, these charts help students and professionals understand microbes, laboratory diagnostics, and infection control in a visual, easy-to-learn format.
Perfect for classroom walls, skill labs, and exam preparation, these charts make microbiology accessible, engaging, and quick to reference.
Specifications
Available Sizes:
20 x 24 inches
20 x 26 inches
Material:
Premium Art Paper
Synthetic Sheet
Lamination:
Gloss or Matte finish
Durable & water-resistant
Mounting:
Eyelets at corners for easy wall hanging
Supplied in rolled form for easy storage & shipping
Printing Features
High-resolution full-color printing
UV-protected ink to reduce fading
Accurate diagrams with scientific labeling
Chart Topics Include
Classification of Microorganisms (Bacteria, Viruses, Fungi, Parasites)
Bacterial Cell Structure & Staining Techniques (Gram stain, Acid-fast stain)
Culture Media & Methods of Isolation
Common Pathogenic Bacteria & Diseases
Virology Basics & Virus Structure
Immunology & Types of Immunity
Diagnostic Tests (ELISA, PCR, Rapid Tests)
Sterilization & Disinfection Methods
Hospital-acquired Infections & Infection Control Measures
Microbial Growth Curve & Factors Affecting Growth
Applications
Medical & Nursing Colleges
Microbiology & Diagnostic Laboratories
Skill Labs & Simulation Centers
Health Education Display Areas
Customization Available
Institute / college name & logo on bulk orders
Bilingual / multilingual versions available (e.g., English/Hindi)
Microbiology Educational Wall Charts
Product Description:
Our Microbiology Educational Wall Charts simplify complex microbiological concepts through detailed, full-color illustrations and concise explanations. Specially designed for medical colleges, nursing schools, laboratory training centers, and allied health institutes, these charts help students and professionals understand microbes, laboratory diagnostics, and infection control in a visual, easy-to-learn format.
Perfect for classroom walls, skill labs, and exam preparation, these charts make microbiology accessible, engaging, and quick to reference.
Specifications
Available Sizes:
20 x 24 inches
20 x 26 inches
Material:
Premium Art Paper
Synthetic Sheet
Lamination:
Gloss or Matte finish
Durable & water-resistant
Mounting:
Eyelets at corners for easy wall hanging
Supplied in rolled form for easy storage & shipping
Printing Features
High-resolution full-color printing
UV-protected ink to reduce fading
Accurate diagrams with scientific labeling
Chart Topics Include
Classification of Microorganisms (Bacteria, Viruses, Fungi, Parasites)
Bacterial Cell Structure & Staining Techniques (Gram stain, Acid-fast stain)
Culture Media & Methods of Isolation
Common Pathogenic Bacteria & Diseases
Virology Basics & Virus Structure
Immunology & Types of Immunity
Diagnostic Tests (ELISA, PCR, Rapid Tests)
Sterilization & Disinfection Methods
Hospital-acquired Infections & Infection Control Measures
Microbial Growth Curve & Factors Affecting Growth
Applications
Medical & Nursing Colleges
Microbiology & Diagnostic Laboratories
Skill Labs & Simulation Centers
Health Education Display Areas
Customization Available
Institute / college name & logo on bulk orders
Bilingual / multilingual versions available (e.g., English/Hindi)
Microbiology Educational Wall Charts
Product Description:
Our Microbiology Educational Wall Charts simplify complex microbiological concepts through detailed, full-color illustrations and concise explanations. Specially designed for medical colleges, nursing schools, laboratory training centers, and allied health institutes, these charts help students and professionals understand microbes, laboratory diagnostics, and infection control in a visual, easy-to-learn format.
Perfect for classroom walls, skill labs, and exam preparation, these charts make microbiology accessible, engaging, and quick to reference.
Specifications
Available Sizes:
20 x 24 inches
20 x 26 inches
Material:
Premium Art Paper
Synthetic Sheet
Lamination:
Gloss or Matte finish
Durable & water-resistant
Mounting:
Eyelets at corners for easy wall hanging
Supplied in rolled form for easy storage & shipping
Printing Features
High-resolution full-color printing
UV-protected ink to reduce fading
Accurate diagrams with scientific labeling
Chart Topics Include
Classification of Microorganisms (Bacteria, Viruses, Fungi, Parasites)
Bacterial Cell Structure & Staining Techniques (Gram stain, Acid-fast stain)
Culture Media & Methods of Isolation
Common Pathogenic Bacteria & Diseases
Virology Basics & Virus Structure
Immunology & Types of Immunity
Diagnostic Tests (ELISA, PCR, Rapid Tests)
Sterilization & Disinfection Methods
Hospital-acquired Infections & Infection Control Measures
Microbial Growth Curve & Factors Affecting Growth
Applications
Medical & Nursing Colleges
Microbiology & Diagnostic Laboratories
Skill Labs & Simulation Centers
Health Education Display Areas
Customization Available
Institute / college name & logo on bulk orders
Bilingual / multilingual versions available (e.g., English/Hindi)
Microbiology Educational Wall Charts
Product Description:
Our Microbiology Educational Wall Charts simplify complex microbiological concepts through detailed, full-color illustrations and concise explanations. Specially designed for medical colleges, nursing schools, laboratory training centers, and allied health institutes, these charts help students and professionals understand microbes, laboratory diagnostics, and infection control in a visual, easy-to-learn format.
Perfect for classroom walls, skill labs, and exam preparation, these charts make microbiology accessible, engaging, and quick to reference.
Specifications
Available Sizes:
20 x 24 inches
20 x 26 inches
Material:
Premium Art Paper
Synthetic Sheet
Lamination:
Gloss or Matte finish
Durable & water-resistant
Mounting:
Eyelets at corners for easy wall hanging
Supplied in rolled form for easy storage & shipping
Printing Features
High-resolution full-color printing
UV-protected ink to reduce fading
Accurate diagrams with scientific labeling
Chart Topics Include
Classification of Microorganisms (Bacteria, Viruses, Fungi, Parasites)
Bacterial Cell Structure & Staining Techniques (Gram stain, Acid-fast stain)
Culture Media & Methods of Isolation
Common Pathogenic Bacteria & Diseases
Virology Basics & Virus Structure
Immunology & Types of Immunity
Diagnostic Tests (ELISA, PCR, Rapid Tests)
Sterilization & Disinfection Methods
Hospital-acquired Infections & Infection Control Measures
Microbial Growth Curve & Factors Affecting Growth
Applications
Medical & Nursing Colleges
Microbiology & Diagnostic Laboratories
Skill Labs & Simulation Centers
Health Education Display Areas
Customization Available
Institute / college name & logo on bulk orders
Bilingual / multilingual versions available (e.g., English/Hindi)
Microbiology Educational Wall Charts
Product Description:
Our Microbiology Educational Wall Charts simplify complex microbiological concepts through detailed, full-color illustrations and concise explanations. Specially designed for medical colleges, nursing schools, laboratory training centers, and allied health institutes, these charts help students and professionals understand microbes, laboratory diagnostics, and infection control in a visual, easy-to-learn format.
Perfect for classroom walls, skill labs, and exam preparation, these charts make microbiology accessible, engaging, and quick to reference.
Specifications
Available Sizes:
20 x 24 inches
20 x 26 inches
Material:
Premium Art Paper
Synthetic Sheet
Lamination:
Gloss or Matte finish
Durable & water-resistant
Mounting:
Eyelets at corners for easy wall hanging
Supplied in rolled form for easy storage & shipping
Printing Features
High-resolution full-color printing
UV-protected ink to reduce fading
Accurate diagrams with scientific labeling
Chart Topics Include
Classification of Microorganisms (Bacteria, Viruses, Fungi, Parasites)
Bacterial Cell Structure & Staining Techniques (Gram stain, Acid-fast stain)
Culture Media & Methods of Isolation
Common Pathogenic Bacteria & Diseases
Virology Basics & Virus Structure
Immunology & Types of Immunity
Diagnostic Tests (ELISA, PCR, Rapid Tests)
Sterilization & Disinfection Methods
Hospital-acquired Infections & Infection Control Measures
Microbial Growth Curve & Factors Affecting Growth
Applications
Medical & Nursing Colleges
Microbiology & Diagnostic Laboratories
Skill Labs & Simulation Centers
Health Education Display Areas
Customization Available
Institute / college name & logo on bulk orders
Bilingual / multilingual versions available (e.g., English/Hindi)