10pcs Laboratory Watch Glasses Flat Round Shape for School Lab Science Experiment Supplies

Package includes: 10 Glasses Features - Colour: clear teaching watch glass. - Material: Laboratory Glass Cover : 10 x 10 x 0.3 cm / 3.93 x 3.93 x Glass Cover. : Compact design is convenient for storage, simple operation and watch glass convenient to use. - In addition to covering glasses and flasks, watch glasses are useful for storing samples under low magnification microscopes, round watch glasses. - It has a wide of uses and can be used for mixing experimental liquids, storing samples and the lid of watch . - After thorough polishing, the surface is smooth and burr- , safe transparent glass, practical and durable. - watch glass with high chemical resistance, thus preventing of the clear solutions of watch glass. merchandise information Experiment This is a set of watch glasses, workmanship and glass materials its safety and durability. The glasses cover chemistry design its popularity in laboratory instruments. The watch glass can be used for glasses lids and glasses for mixing liquids in scientific experiments

• Chemical Glass Lid - Made of glass materials, safe and durable, you can use it with peace of mind.
• WATCH GLASSES - The ground edges and polished surface provide product to handle in the classroom or laboratory.
• Laboratory Experiment Watch Glass: After careful polishing, the surface is smooth and burr- , safe, practical and durable.
• Laboratory Watch Glass: Transparent design makes it easier to observe experimental results, much safer and easier.
• Laboratory Watch Glasses: clear, round and flat shape, sturdy, not easy to deform for long time use.