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Whatman® Original Filter Paper is a high-quality cellulose-based filtration product widely used in laboratories for qualitative and quantitative analysis. Known for its consistent performance, it offers various grades tailored for different applications, including routine filtration, analytical separations, soil analysis, and food testing. The filter papers feature exceptional particle retention, flow rate, and purity while maintaining strength wet or dry. They are suitable for diverse scientific fields such as biology, chemistry, molecular biology, and environmental studies. Available in multiple formats and sizes, Whatman filters ensure precise and reliable separation of solids from liquids, making them essential for analytical and research purposes. The generated image depicts a range of Whatman original filter papers in typical laboratory presentation

This vertical unit is designed to accommodate three paper strips and is moulded in a single piece for complete leak-proof operation. Made from transparent polycarbonate for clear visibility and durability, it utilizes 99.9% pure platinum wire in the electrode to ensure outstanding conductivity and resistance to corrosion, making it ideal for laboratory procedures needing precise and reliable electrode performance.

This horizontal unit is designed to accommodate three paper strips and is moulded as a single leak-proof piece for reliable operation. Made from transparent polycarbonate for durability and easy observation, it uses 99.9% pure platinum wire in the electrode to ensure excellent conductivity and corrosion resistance during use in laboratory applications.

Description of Filter Paper, 12.5cms, Student Grade, Dr. Watts Brand: This filter paper is a high-quality laboratory-grade paper designed specifically for student use, marketed under the Dr. Watts brand. It is made from premium quality cellulose material, ensuring excellent filtration performance with consistent retention and flow rate. The filter sheets are round, with a diameter of 12.5 centimeters, and a thickness of about 2 mm, offering reliable solid-liquid separation. They are packed in sets, typically 100 sheets per pack, with a blue box packaging for brand identification and protection. These filter papers are ideal for a wide range of filtering applications in chemistry labs, educational institutions, pharmaceutical labs, and research environments. Suitable for qualitative filtration tasks such as clarity testing, sediment filtering, and general solution separation. Manufactured in India with adherence to ISO 9001:2015 certification standards. Dr. Watts filter papers are known for their good wet strength, non-toxic nature, and low ash content, making them perfect for education and routine laboratory use. The generated image shows a circular 12.5 cm diameter white filter paper sheet in blue packaging, representing the student-grade Dr. Watts brand for lab filtration(see the generated image above).Here is the description of the requested items along with their generated image captions: Copper Electrode Plates 75mm x 25mm with terminals: Copper plates used as electrodes in electrochemical experiments, with terminals for easy connection, size approx 75 x 25 mm. Ideal for educational and laboratory use. Lead Electrode Plates 75mm x 25mm with terminals (N-0059): Lead plates with terminals for laboratory electrochemical applications, size approx 75 x 25 mm, used in controlled environments due to lead's toxicity. Zinc Electrode Plates 75mm x 25mm with terminals: Zinc plates widely used for electrochemical cells, teaching, and research, with terminals and dimensions approx 75 x 25 mm. Electrophorus Strip: A metal strip used in electrostatics experiments to generate static electricity by induction, involving a dielectric base and grounding process. ESR Stand (for 12 tubes): A laboratory rack made of mild steel or stainless steel designed to hold 12 ESR tubes upright for sedimentation rate testing in hematology labs. ESR Stand (for 12 tubes), Stainless Steel: Enhanced stainless steel version providing corrosion resistance and durability for holding 12 ESR tubes in clinical and pathology labs. ESR Stand (for 6 tubes): Laboratory rack for holding 6 ESR tubes, made from iron or plastic, suitable for smaller lab setups or fewer tests. ESR Stand (for 6 tubes), Stainless Steel: Stainless steel rack for 6 ESR tubes providing corrosion resistance, compactness, and repeated use durability. ESR Tube: A transparent glass tube used in erythrocyte sedimentation rate tests, usually with sodium citrate anticoagulant, approx 8 mm diameter and 120 mm length. Eureka Can (Overflow Cans), Metal: Metal overflow vessel used in physics labs for volume displacement via water overflow, typically galvanized iron with spout. Eureka Can (Overflow Cans), Plastic: Plastic version of the overflow can, lightweight and corrosion-resistant, ideal for physics lab displacement experiments. Filter Paper, 12.5cms, Student Grade: Round filter paper, 12.5 cm diameter, qualitative grade suitable for student laboratory filtration tasks, with good absorption and flow properties. Filter Paper, 12.5cms, Student Grade, Dr. Watts Brand: High-quality cellulose-based filter paper, 12.5 cm diameter, in packs of 100 sheets, designed for educational and general laboratory use with consistent filtration performance. Each item has a corresponding generated image with the specified size and format.

Filter Paper, 12.5cms, Student Grade Description: This filter paper is a round, semi-permeable paper membrane with a diameter of 12.5 centimeters, commonly used in laboratories for filtration tasks. It is designed for the separation of solid particles from liquids or gases by filtration. The paper offers good filtration performance, is loose in texture, and has strong absorption properties, making it suitable for student grade use in educational laboratories. Commonly classified into different grades (e.g., qualitative, quantitative) and filtration speeds (fast, medium, slow) based on pore size and flow rate. The student grade filter paper is typically qualitative with a pore size adequate for general filtering purposes, ideal for ordinary filtration and sediment filtration tasks. The paper has a basis weight around 80 grams per square meter, and ash content generally less than 0.15%, indicating low residue after burning. Suitable for routine educational use in science labs, demonstrating filtration principles and for experiments requiring particle separation. Typically comes in packs, and it conforms with common laboratory standards for filter papers. The generated image shows a circular 12.5 cm diameter filter paper sheet, suitable for student or educational filtration use(see the generated image above).

Your image is ready! Here's a detailed description of the **Colour Filter – Paper Mounted (per piece)**: --- ### 🎨 Colour Filter – Paper Mounted (Single Piece) #### 🧱 Physical Characteristics - **Filter Shape**: Circular, with a vibrant blue hue - **Mounting Paper**: Square black matte paper frame - **Finish**: - Filter: Smooth and glossy, subtly reflective - Paper: Slightly textured with clean, sharp edges #### 📐 Dimensions & Layout - **Filter Diameter**: Centered within the square mount, with equal spacing on all sides - **Mount Size**: Typically around 10 cm × 10 cm - **Cutout**: Precisely cut circular window in the paper for the filter #### 💡 Function & Use - **Purpose**: Used to selectively transmit light of a specific color while blocking others - **Applications**: - Physics and optics experiments - Photography and stage lighting - Educational demonstrations of light behavior - **Mounting**: Easy to handle, label, and position in light paths #### 🖼️ Presentation - **Background**: Neutral off-white for contrast - **Lighting**: Soft and even, highlighting the vivid color and texture differences - **Focus**: Sharp and balanced, emphasizing the filter’s clarity and craftsmanship --- Let me know if you’d like filters in other colors or a breakdown of how they affect light wavelengths!

Here’s a detailed description of **Cobalt Chloride Paper (100 Leaves)**: --- ### 🧪 Cobalt Chloride Paper – Laboratory Indicator Sheets #### 📦 Packaging - **Quantity**: 100 individual leaves - **Container**: Typically packed in a moisture-resistant envelope or plastic box to prevent premature exposure - **Labeling**: Marked with product name, concentration, and safety instructions --- ### 📄 Physical Characteristics - **Size**: Each leaf is usually small—around 2 cm × 5 cm or similar dimensions - **Color (Dry)**: Pale blue or lavender when dry - **Color (Wet)**: Turns pink upon exposure to moisture or humidity - **Material**: Thin, absorbent paper impregnated with cobalt(II) chloride solution and dried --- ### 🔍 Function & Use - **Purpose**: Used as a humidity indicator or to detect the presence of water vapor - **Applications**: - Science experiments (e.g., demonstrating hygroscopic behavior) - Industrial moisture detection - Educational demonstrations of reversible chemical changes - **Reusability**: Can be dried and reused multiple times, though sensitivity may degrade over time --- ### ⚠️ Safety Notes - **Chemical Sensitivity**: Contains cobalt compounds, which may be harmful with prolonged exposure - **Handling**: Use gloves and avoid inhalation or ingestion - **Storage**: Keep sealed in a dry environment to preserve effectiveness --- Let me know if you’d like a visual diagram of how it works or ideas for classroom experiments using it!

A filtration flask with a 1-liter capacity is a sturdy laboratory glass vessel designed for vacuum filtration applications. Typically made from durable borosilicate glass, it can withstand the reduced pressure applied during filtration procedures to speed up liquid-solid separation. The flask features a broad base for stability and a side arm or hose connection to attach a vacuum source. This design enables efficient filtering through filter paper or membranes with the smaller particulate matter retained, commonly used in microbiology, chemistry, and environmental testing labs.

Prepared microscope slide featuring detailed plant tissue sections of Pinus cone, showcasing both male and female reproductive structures. This slide provides clear, well-preserved samples ideal for educational and research purposes in botany and plant anatomy. Perfect for studying gymnosperm reproductive tissues, it highlights the intricate morphology of male pollen cones and female seed cones, facilitating comprehensive microscopic examination."