Electrolysis Electrode, Material: Platinum, Sealed in glass tubes inserted securely in a rubber stopper, Fit standard electrolysis tubes, It has a rubber stopper No.1 with 18 gauge copper wire, Diameter: 0.75 cm, Length: 8.89 cm
Flint Standard Wall Glass Tubing, Machine-made tubing is designed from a formula that combines all the properties necessary for easy bending and blowing work, Lead and Potash-Free, Uniform Diameter and Wall Thickness, Dimension: 0.6 x 122 cm
Flint Standard Wall Glass Tubing, Machine-made tubing is designed from a formula that combines all the properties necessary for easy bending and blowing work, Lead and Potash-Free, Uniform Diameter and Wall Thickness, Dimension: 0.7 x 122 cm
Flint Standard Wall Glass Tubing, Machine-made tubing is designed from a formula that combines all the properties necessary for easy bending and blowing work, Fire-Polished, Lead and Potash-Free, All Sizes Square Cut, Dimension: 0.5 x 122 cm