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$4.25 $2.13
100 mm (3.94 ) polypropylene watch glass with a stable base. It is made of chemically resistant polypropylene and will withstand temperatures up to 120 °C. It is autoclavable and has good to excellent chemical resistance to a broad range of common lab chemicals. The 100 mm watch glass will cover a 150 – 600 mL…
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$5 $2.50
125 mm (4.92 ) polypropylene watch glass with a stable base. It is made of chemically resistant polypropylene and will withstand temperatures up to 120 °C. It is autoclavable and has good to excellent chemical resistance to a broad range of common lab chemicals. The 125 mm watch glass will cover a 250 – 1000 mL…
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$2.75 $1.38
60 mm (2.6 ) polypropylene watch glass with a stable base. It is made of chemically resistant polypropylene and will withstand temperatures up to 120 °C. It is autoclavable and has good to excellent chemical resistance to a broad range of common lab chemicals. The 60 mm watch glass will cover a 50 – 100 mL…
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$3.45 $1.73
80 mm (3.15 ) polypropylene watch glass with a stable base. It is made of chemically resistant polypropylene and will withstand temperatures up to 120 °C. It is autoclavable and has good to excellent chemical resistance to a broad range of common lab chemicals. The 80 mm watch glass will cover a 50 – 250 mL…
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$2.60 $1.30
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 100 mm 3.94 watch glass will cover a 600 mL beaker.
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$4.35 $2.18
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 125 mm 4.92 watch glass will cover a 800 or 1000 mL beaker.
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$4.95 $2.48
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 150 mm 5.91 watch glass will cover a 2000 mL beaker.
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$10.99 $5.50
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 200 mm 8 watch glass will cover a 4000 or 5000 mL beaker.
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$2.10 $1.05
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 50 mm 1.97 watch glass will cover a 50 mL beaker.
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$2.25 $1.13
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are us eful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 65 mm 2.56 watch glass will cover a 100 mL beaker.
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$2.35 $1.18
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 75 mm 2.75 watch glass will cover a 150 mL beaker.
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$2.45 $1.23
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are usef ul in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The 90 mm 3.54 watch glass will cover a 400 mL beaker.
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$26.50 $13.25
A clear, concave, annealed glass cover with fire-polished edges. Watch glasses are useful in any laboratory and can be used to cover beakers or flasks, reducing evaporation of volatile liquids or solids during sample preparation. The following diameters are included in this set: 50, 65, 75, 90, 100, 120, 150, 200 mm
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