Chemistry Lab Set Original price was: ₹2,499.00.Current price is: ₹999.00.
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Watch Glass (100 MM)

Starting at 35.00

Discover precision with our 100mm Watch Glass, an essential laboratory staple crafted for versatility and durability. Perfect for evaporating liquids, holding solids, or serving as a lid, its clear, borosilicate construction offers exceptional resistance to thermal shock, ensuring reliability in every use.

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Our 100mm Watch Glass stands out as a quintessential tool for scientists and researchers, designed to meet the demands of a wide range of laboratory applications. Made from high-quality borosilicate glass, it excels in resisting thermal shock, chemicals, and scratches, ensuring longevity and consistent performance. Its perfectly curved shape is ideal for evaporating liquids gently, covering beakers to avoid contamination, or holding small samples during weighing. The transparency of the glass allows for easy monitoring of contents. Lightweight yet durable, this watch glass is an indispensable asset for any lab, promoting safety and efficiency in experimental procedures.

Key Features

  1. Thermal Shock Resistance: Crafted from borosilicate glass, it withstands sudden temperature changes, making it ideal for heating applications.
  2. Chemical Durability: Resists corrosive substances and harsh chemicals, ensuring purity and safety of contents.
  3. Versatile Use: Perfect for evaporating, covering, or holding various substances, enhancing laboratory efficiency.
  4. Optical Clarity: Offers clear visibility for monitoring reactions or samples, aiding in precise scientific work.
  5. Durability: Designed to resist scratches and minor impacts, prolonging its lifespan in busy lab environments.


  1. Handle Gently: Despite its durability, handle with care to avoid breakage or chipping, especially when applying or removing from vessels.
  2. Avoid Extreme Temperature Changes: Gradually heat or cool the glass to prevent cracking due to thermal shock.
  3. Use Appropriate Cleaning Methods: Clean with non-abrasive materials and suitable detergents to maintain its integrity and avoid scratches.
  4. Inspect Before Use: Check for any cracks or chips before each use, as damaged glass can be a safety hazard.
  5. Proper Storage: Store in a safe, dry place to avoid accidental damage and ensure it is clean and ready for next use.

Frequently Asked Questions (FAQs)

Question: Can the Watch Glass be used for direct heating?
Answer: Yes, but it should be heated gradually to avoid thermal shock and potential breakage.

Question: Is the Watch Glass autoclavable?
Answer: Yes, being made from borosilicate glass, it can withstand the high temperatures of autoclaving.

Question: Can I use it to weigh chemicals?
Answer: Absolutely, its flat surface and ample size make it ideal for weighing small to medium quantities of substances.

Question: How should the Watch Glass be cleaned?
Answer: Use mild detergent and water, rinse thoroughly with distilled water, and dry before storage. Avoid abrasive scrubbers.

Question: What should I do if the Watch Glass cracks or chips?
Answer: Discard it safely and replace it. Even small imperfections can lead to breakage under thermal or mechanical stress.


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