Litmus paper red
$ 7.55 Original price was: $ 7.55.$ 7.43Current price is: $ 7.43.
Litmus paper red is a specialized pH indicator paper impregnated with red litmus dye derived from natural lichens. It serves as a quick and reliable qualitative tool for detecting alkaline (basic) conditions in various liquids and substances. Upon contact with an alkaline solution, the red paper undergoes a distinct color change to blue, signaling a pH above approximately 8.3. In neutral or acidic solutions, the paper retains its red color. This simple yet essential laboratory reagent is widely used in chemistry, biology, environmental science, clinical diagnostics, food industry, and educational settings for rapid acidity and alkalinity testing without the need for sophisticated instrumentation.
Red litmus paper is highly valued for its ease of use, portability, and cost-effectiveness, making it ideal for field testing, classroom demonstrations, and routine lab work. It provides immediate visual feedback, which is crucial for quick decision-making during experiments, quality control processes, and environmental monitoring. Packaged typically in convenient strips or sheets within moisture-proof packets, the paper is protected from contamination and degradation, ensuring long shelf life and consistent performance.
Litmus paper red
Primary Uses
- Laboratory and Educational Applications
- Rapid detection of alkaline substances in chemical solutions.
- Performing acid-base titrations and qualitative pH assessments.
- Demonstrating acid-base chemistry and pH concepts in classrooms.
- Testing alkalinity in biological fluids and environmental samples.
Secondary Uses
- Industrial and Environmental Applications
- Monitoring pH levels in wastewater treatment and industrial effluents.
- Quality assurance in food processing and beverage manufacturing.
- Field testing for soil alkalinity and water quality.
1.Basic Identification Attributes
- Material: High-quality absorbent paper infused with red litmus dye.
- Design: Pre-cut strips or sheets housed in sealed packets for ease of use and protection.
- Color Change: Clear, reliable transition from red to blue in alkaline environments.
2.Physical & Chemical Properties
- pH Sensitivity Range: Approximately 4.5 to 8.3, with color change marking alkaline conditions.
- Absorbency: Efficient liquid uptake for fast reaction times.
- Shelf Life: Long-lasting under proper storage; typically several months to years.
3.Safety & Hazard Attributes
- Non-toxic, with minimal risk when used as intended.
- May cause minor skin irritation upon prolonged contact in rare cases.
4.Storage & Handling Attributes
- Store in a cool, dry, and dark environment to maintain dye stability and prevent moisture damage.
- Ensure packets remain sealed until use to avoid contamination and loss of efficacy.
5.Regulatory & Compliance Attributes
- Manufactured under quality-controlled conditions compliant with laboratory reagent standards.
- Suitable for use in laboratories adhering to GLP and GMP guidelines.
6.Environmental & Health Impact
- Made from biodegradable paper materials.
- Contains chemical dyes; recommended to dispose of responsibly to minimize environmental impact.
Safety Handling Precautions
- Avoid ingestion and prolonged skin exposure.
- Use personal protective equipment (PPE) such as gloves when handling large quantities.
First Aid Measures
- In case of skin contact, wash affected area with plenty of water.
- Seek medical advice if irritation persists.
Firefighting Measures
- Paper is combustible; use water, foam, or CO2 extinguishers in case of fire.
- Keep away from open flames and heat sources.
Related products
Balance Electronic Ohaus cl 200
The Balance Electronic Ohaus CL 200 is a high-precision electronic laboratory balance engineered for accuracy, reliability, and ease of use in diverse laboratory settings. It features a robust design with a clear backlit LCD display, allowing easy reading of measurements under various lighting conditions. The draft shield enhances weighing stability by minimizing the effect of air currents, ensuring precise results. With multiple weighing units, tare functionality, and user-friendly controls, this balance supports a wide range of applications in scientific research, quality control, education, and industrial processes. Its compact footprint and energy-efficient design make it ideal for routine weighing tasks, formulation, and analysis requiring high repeatability and fast stabilization. The balance is powered by an AC adapter or rechargeable battery, supporting both stationary and portable usage.
Balance lever
The Balance Lever is a mechanical device used to measure weight or force through a system of levers and fulcrums. Designed for precision and durability, it provides accurate weighing without the need for electrical power, making it ideal for basic laboratory use, educational demonstrations, and situations where electronic balances are impractical. The lever balance operates on the principle of equilibrium and mechanical advantage, offering reliable performance in a variety of settings. Constructed from sturdy materials, it ensures long-lasting service and consistent accuracy.
Barometer Tubes
Barometer Tubes are precision glass tubes used in barometers to measure atmospheric pressure. These tubes are typically filled with mercury or other suitable liquids and are sealed to allow accurate pressure readings based on liquid column height. Barometer tubes are essential components in meteorological instruments and laboratory equipment for pressure measurement and environmental monitoring. Manufactured with high-quality, clear glass, they provide durability, clarity, and accurate fluid displacement for precise readings.
Cathode ray oscilloscope
Cartesian Divers are simple physics demonstration devices used to illustrate principles of buoyancy, pressure, and gas laws. Typically consisting of small, sealed, air-filled capsules submerged in water within a sealed container, these divers rise and sink in response to changes in external pressure. Widely used in educational laboratories for teaching fluid mechanics and gas behavior, Cartesian Divers provide hands-on visualization of fundamental scientific concepts.
Concave and convex lens
Concave and Convex Lenses are essential optical components used to manipulate light by refraction. A convex lens is thicker at the center and converges light rays to a focal point, while a concave lens is thinner at the center and diverges light rays. These lenses are fundamental in various scientific experiments, optical instruments, and educational demonstrations to study image formation, focal length, magnification, and light behavior. Manufactured with high-quality optical glass or plastic, they offer clarity and precision necessary for laboratory and industrial applications.
Electrode Copper Plate
Electrode Copper Plate is a high-purity copper sheet designed for use as an electrode in various electrical, electrochemical, and industrial applications. Known for its excellent electrical conductivity, thermal stability, and corrosion resistance, copper plates serve as reliable electrodes in electroplating, battery manufacturing, and electrical circuitry. These plates are manufactured with precise thickness and smooth surfaces to ensure efficient current flow and optimal performance. Copper electrodes are widely used in laboratories, manufacturing plants, and industrial processes that require durable and efficient electrical conductors.
Universal pH Indicator Solution 1-14
Universal pH Indicator Solution 1-14 is a specially formulated liquid reagent used to determine the pH of aqueous solutions across the entire pH range from 1 to 14. This solution contains a blend of pH-sensitive dyes that produce a distinct color change corresponding to the acidity or alkalinity of the tested sample. Widely used in laboratories, educational institutions, and industrial settings, the Universal pH Indicator Solution provides a quick and reliable method for pH determination. It is compatible with various sample types, including water, soil extracts, and chemical solutions.
Universal Solution Indicator pH 4-11
Universal Solution Indicator pH 4-11 is a specialized liquid reagent formulated to measure pH values within the range of 4 to 11. This indicator solution contains a blend of dyes that exhibit distinct color changes corresponding to pH levels in this specific range, making it ideal for applications where mid-range acidity and alkalinity detection is required. The solution is widely used in laboratories, environmental testing, and educational demonstrations for accurate and quick pH assessment of aqueous solutions.

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