Best Choice Young4us Watch Glass Beaker Cover Set, 6 Pcs Lab Watch Glasses in 150mm, 100mm, 70mm for Laboratory, Science and Chemica LEAD-FREE GLASS: Environmental friendly lead-free glass is the best material for making a watch glass, which is reusableEISCO 12PK Watch Glasses, 3" (7.5cm) - Cover Lids for Beakers & Flasks - Evaporation Dish - Polished with Ground Edges STURDY GLASS || Concave beaker covers (also known as watch glasses) made with quality glass. Each cover features groundPATIKIL 150 mm Diameter Watch Glass, 3 Packs Beaker Cover Smooth Edges Chamfered Arc for Laboratory, Transparent Color: Transparent; Material: Glass; Diameter: 150mm/ 5.91"; Thickness: 2 mm/ 0.08"; Package Content: 3 x Watch GlassUnited Scientific Supplies WGL050 Watch Glass 50 Mm Pk.12 For covering boiling solutionsBest Value stonylab Watch Glasses, 10pk 100 mm Watch Glass Beaker Cover Set Ground Edge Borosilicate Glass Beaker Lid Evaporating D stonyLab watch glass is a flat circular glass disc used in laboratories as a surface for holding or mixing small quantitPATIKIL 50mm 90mm 120mm and 150mm Diameter Watch Glass, 1 Pack Beaker Cover Smooth Edges Chamfered Arc for Laboratory, T Color: Transparent; Material: Glass; Diameter: 50 mm/ 1.97''; 90mm/ 3.54''; 120mm/ 4.72''; 150mm/ 5.91''; Thickness: 2 mPATIKIL 50 mm Diameter Watch Glass, 3 Packs Beaker Cover Smooth Edges Chamfered Arc for Laboratory, Transparent Color: Transparent; Material: Glass; Diameter: 50 mm/ 1.97''; Thickness: 2 mm/ 0.08''; Weight: 29.5 g; Package Content:EISCO 12PK Watch Glasses, 2" (5cm) - Cover Lids for Beakers & Flasks - Evaporation Dish - Polished with Ground Edges STURDY GLASS || Concave beaker covers (also known as watch glasses) made with quality glass. Each cover features ground18Pcs Watch Glass Lens Set Mineral Replacement Flat Mineral Glass Transparent Watch Piece Glass, Watch Crystal Lens Glas Long-lasting and Premium: Crafted from premium mineral glass, these watch lenses ensure long-lasting quality and exceptiuxcell 6-Pack Watch Crystal Lens Glass 40mm Dia. Round Flat Mineral Replacement Parts for Watchmaker Repair Specifications: Diameter: 40mm / 1.57-inch; Thickness: 1.1mm / 0.04-inch; 6 x Watch Lens Glass
Young4us Watch Glass Beaker Cover Set, 6 Pcs Lab Watch Glasses in 150mm, 100mm, 70mm for Laboratory, Science and Chemical Experiment (150 mm x 2, 100 mm x 2, 70 mm x 2)
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