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Laboratory stop watch
Original price was: $ 37.99.$ 37.87Current price is: $ 37.87.
The Laboratory Stop Watch is a precision timing device used in laboratories to accurately measure time intervals during experiments and processes. Designed for reliability and ease of use, it features start, stop, and reset functions, often with digital or analog displays. This stopwatch is essential for kinetic studies, reaction timing, process control, and any experiment requiring precise time measurement. Durable and portable, it is suitable for various scientific, educational, and industrial laboratory applications.
Laboratory stop watch
Primary Uses
- Laboratory and Research Applications
- Measuring reaction times in chemical and biological experiments.
- Timing procedures in enzymatic and kinetic studies.
- Monitoring incubation and exposure durations.
- Recording precise time intervals for experimental reproducibility.
- Used in quality control to ensure process timing consistency.
Secondary Uses
- Educational and Industrial Applications
- Training tool in teaching laboratories for timing practical exercises.
- Used in industrial labs for monitoring process timings and efficiency.
1.Basic Identification Attributes
- Design: Portable device with start, stop, and reset buttons
- Display: Digital or analog timing display with clear visibility
- Power: Battery-operated or mechanical spring mechanism
- Accuracy: High precision to milliseconds depending on model
2.Physical & Chemical Properties
- Durability: Shock-resistant casing for laboratory environments
- Water Resistance: Some models offer water-resistant features
3.Safety & Hazard Attributes
- Generally low risk; handle carefully to avoid dropping and damage
4.Storage & Handling Attributes
- Store in a dry, clean place when not in use
- Replace batteries regularly to ensure proper function
5.Regulatory & Compliance Attributes
- Manufactured according to quality standards for laboratory instruments
6.Environmental & Health Impact
- Battery disposal should follow environmental regulations
- Durable design minimizes waste through longevity
Safety Handling Precautions
- Avoid exposure to liquids unless device is water-resistant
- Handle with care to avoid dropping or mechanical damage
First Aid Measures
- Not applicable as no chemical or physical hazards expected
Firefighting Measures
- Non-flammable electronic device
- Use appropriate extinguisher for electrical fires if needed
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Balance Spring
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Bar Breaking Apparatus
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Bourdan Gauge
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Diode Mounted
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Litmus Paper Blue
Litmus Paper Blue is a pH indicator paper used to detect acidic substances. It is impregnated with litmus dye extracted from lichens, which changes color when exposed to acidic or basic environments. Blue litmus paper turns red under acidic conditions (pH < 4.5) and remains blue in neutral or alkaline solutions. It is widely used in laboratories, education, environmental testing, and industrial processes for quick and easy pH testing.
Litmus paper red
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.
measuring cylinder glass
The Measuring Cylinder Glass is a fundamental laboratory apparatus specifically engineered for the precise measurement of liquid volumes. Constructed from high-quality, chemically resistant borosilicate glass, it ensures durability, resistance to chemical corrosion, and clarity for optimal visibility of liquid levels. The cylindrical shape provides a stable base and ergonomic design for ease of handling and pouring. Graduated volume markings, typically etched or printed with high contrast, allow accurate reading of liquid quantities down to the milliliter, supporting quantitative experiments and solution preparations. The transparent nature of the glass facilitates observation of the meniscus, which is critical for accuracy in volume measurement. Measuring cylinders vary in size, commonly ranging from small (10 mL) to large capacities (1000 mL or more), meeting diverse laboratory needs. They are widely used across chemical, biological, medical, educational, and industrial laboratories for tasks including volumetric analysis, solution preparation, and quality control. Their ability to withstand thermal fluctuations and autoclaving processes also makes them suitable for sterilized environments. Measuring Cylinder Glass is essential for maintaining precision and reproducibility in experimental and routine laboratory procedures.
