Rectangular Glass Block
Rectangular Glass Block is a precisely manufactured optical glass apparatus commonly used in physics and optics laboratories. It serves as a medium for experiments involving light refraction, reflection, and dispersion. The block’s uniform rectangular shape and polished surfaces provide clear, distortion-free passage of light, making it ideal for studying phenomena such as critical angle, total internal reflection, and lens behavior. Made from high-quality, optically clear glass, this block withstands repeated handling and laboratory conditions. It is essential for educational demonstrations and research in geometric optics and photonics.
Rectangular Glass Block
Primary Uses
- Laboratory Applications
- Used in optics experiments to demonstrate refraction and reflection of light.
- Employed to study the critical angle and total internal reflection phenomena.
- Serves as a standard optical component in physics education.
- Utilized in the alignment and calibration of optical instruments.
- Used in research for light transmission and dispersion properties of glass.
Secondary Uses
- Utilized in the fabrication and testing of optical devices.
- Used as a sample in spectroscopy and material analysis.
1.Basic Identification Attributes
- Material: Usually stainless steel, aluminum, or durable plastic.
- Shape: Flat, thin, rectangular or slightly curved blade attached to a handle.
- Size: Small and lightweight for precise control.
- Finish: Smooth, polished surface to prevent powder adherence.
2.Physical & Chemical Properties
- Chemical Resistance: Resistant to most laboratory chemicals (metal or plastic grade dependent).
- Durability: Sturdy yet lightweight for ease of use.
- Surface: Smooth and non-porous to prevent sample contamination.
3.Safety & Hazard Attributes
- Sharp edges may cause minor cuts; handle carefully.
- Must be cleaned regularly to avoid cross-contamination.
4.Storage & Handling Attributes
- Store in a clean, dry place to prevent corrosion (if metal).
- Clean thoroughly after each use with suitable solvents or detergents.
- Inspect for damage or corrosion before use.
5.Regulatory & Compliance Attributes
- Manufactured to laboratory equipment standards.
- Suitable for use in GMP and GLP compliant laboratories.
6.Environmental & Health Impact
- Materials are generally recyclable (metal/plastic).
- Durable design reduces frequent replacement and waste.
Safety Handling Precautions
- Use gloves and eye protection when handling to prevent cuts and contamination.
- Avoid sudden temperature changes to prevent glass stress and breakage.
First Aid Measures
- In case of cuts from broken glass, clean wound and seek medical attention if severe.
- For eye exposure to glass shards, rinse with water and seek medical help immediately.
Firefighting Measures
- Non-flammable material.
- Use appropriate extinguishing agents for surrounding combustibles.
Related products
Beaker Pyrex
Beaker Pyrex is a high-quality laboratory container made from borosilicate glass known for its excellent thermal resistance, chemical durability, and mechanical strength. It is widely used for mixing, heating, and holding liquids in laboratories and industrial applications. Pyrex beakers can withstand rapid temperature changes without cracking, making them ideal for heating and cooling processes. They feature clear, transparent walls with easy-to-read graduated markings for volume measurement.
Borosilicate Glass Tubings
Borosilicate Glass Tubings are high-quality glass tubes made from borosilicate material, known for excellent thermal resistance and chemical durability. These tubes are used extensively in laboratories and industries for transporting gases and liquids, conducting experiments, and fabricating custom glass apparatus. Their high resistance to thermal shock and chemical corrosion makes them ideal for harsh lab environments and industrial processes. Available in various diameters and lengths, these tubings can be cut or bent to suit specific experimental setups.
Complete Liebigs Distillation Apparatus
Complete Liebigs Distillation Apparatus is a classic laboratory setup used for the distillation of liquids by heating and subsequent condensation. It consists of a distillation flask, Liebig condenser, receiving flask, and necessary connecting joints. The Liebig condenser efficiently cools vapor back into liquid form using a water jacket. This apparatus is widely used in chemistry labs for purifying liquids, separating mixtures, and studying boiling points.
Expansion of Liquid Apparatus
Expansion of Liquid Apparatus is a laboratory device designed to measure the volumetric expansion of liquids when subjected to temperature changes. It consists of a graduated glass tube connected to a bulb containing the test liquid. As the liquid heats and expands, the change in volume is observed and recorded through the graduated scale. This apparatus is essential in physical chemistry and materials science for studying thermal expansion coefficients and understanding liquid behavior under varying thermal conditions. It is commonly made from chemically resistant borosilicate glass to withstand thermal stress and chemical exposure.
Filter Flask
Filter Flask is a specially designed laboratory glass vessel, typically made from chemically resistant borosilicate glass, featuring a thick-walled body and a side arm for connection to vacuum sources. It is used in vacuum filtration procedures to collect filtrates efficiently while providing durability and chemical resistance. The side arm allows attachment to vacuum pumps or aspirators to create suction, speeding up the filtration process. Filter flasks are essential in chemical, biological, and pharmaceutical labs for separating solids from liquids, clarifying solutions, and sample preparation.
Gas Jar with Lid
Gas Jar with Lid is a durable, chemically resistant container designed for the collection, storage, and measurement of gases in laboratory settings. Typically made from high-quality borosilicate glass or plastic, the gas jar comes with a tight-fitting lid—often equipped with ports or holes—to ensure an airtight seal and facilitate gas transfer or measurement. This apparatus is essential for conducting gas collection experiments safely and accurately, preventing contamination and gas loss. Widely used in educational, research, and industrial laboratories, gas jars with lids enable efficient handling of gases such as oxygen, hydrogen, carbon dioxide, and other experimental gases.
Microscope cover slips
Microscope Cover Slips are thin, flat pieces of transparent glass or plastic used in microscopy to cover specimens placed on microscope slides. They serve to protect the specimen from contamination, prevent drying, and provide a uniform thickness for improved optical clarity during examination. Cover slips help to flatten the specimen, ensuring even focus and minimizing distortion under the microscope lens. They are typically made from high-quality borosilicate or soda-lime glass to offer excellent optical transparency and chemical resistance. Available in various sizes and thicknesses, cover slips are essential in biological, medical, and research laboratories for preparing wet mounts, fixed samples, and stained slides. Their use enhances image resolution and protects both the specimen and microscope objective lenses.
U tube lab glass
U Tube Lab Glass is a precision-crafted glass apparatus shaped in a U-form, widely used in laboratory experiments involving fluid dynamics, pressure measurement, and gas collection. Made from chemically resistant borosilicate glass, the U Tube offers excellent durability, thermal resistance, and clarity for easy observation of liquids and gases. It is commonly employed in physics, chemistry, and engineering labs for manometer setups, fluid flow experiments, and pressure differential measurements. The design ensures accurate and reliable results while withstanding the rigors of routine laboratory use.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders