Test Tube, 12x100 mm, Neutral Hard Glass, Pack Of 100

The neutral hard glass test tube, size 12x100 mm, is a laboratory glassware item commonly used for mixing, heating, and storing liquid samples. Made from neutral soda-lime glass, it is chemically stable and does not interfere with reactions, making it suitable for samples sensitive to pH changes. These test tubes have a cylindrical shape with a rounded bottom and either a rimmed or rimless open top. With a typical wall thickness of about 0.8 to 1 mm, they offer good chemical resistance and mechanical strength. Sold in packs of 100, these neutral glass test tubes are widely used across research, educational, pharmaceutical, and industrial laboratories where accurate and reliable sample handling is essentiaL