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Watch Glasses

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Watch Glasses

Watch glasses for heating solids and liquids as well as for use as beaker covers are available at VWR. Select models constructed of borosilicate, soda lime, or flint glass. Ribbed watch glasses for use as beaker covers eliminate vapor escape. Products have fire polished edging and are molded to the same radius for easier stacking. Select watch glasses in the appropriate diameter to meet your needs and purchase in packs or cases.


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Description:   Used for evaporations on hot plate or over open flame, and as covers for heated beakers. Heavy wall and uniform fire-polished edge provide mechanical strength. OD cannot be controlled within close limits; slight degree of out-of-round can be expected. Diameter: 90mm.
Catalog Number: 66110-065
Supplier: Corning


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Description:   Used for evaporations on hot plate or over open flame, and as covers for heated beakers. Heavy wall and uniform fire-polished edge provide mechanical strength. OD cannot be controlled within close limits; slight degree of out-of-round can be expected. Diameter: 150mm.
Catalog Number: 66110-123
Supplier: Corning


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Description:   Watch glass soda lime 70 mm, Concave circular glass used as an evaporation surface for liquids, to cover beakers, or to hold solids when being weighed. Fire-polished edge. 1.2 mm minimum thickness. Diameter tolerance +/-1 mm. To USP Type III requirements.
Catalog Number: 75797-132
Supplier: DWK Life Sciences (KIMBLE)



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Description:   Watch glass soda lime 125 mm, Concave circular glass used as an evaporation surface for liquids, to cover beakers, or to hold solids when being weighed. Fire-polished edge. 1.2 mm minimum thickness. Diameter tolerance +/-1 mm. To USP Type III requirements.
Catalog Number: 75797-140
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   Disposable watch glasses, 50 ml
Catalog Number: 97050-056
Supplier: PERKINELMER U.S. LLC



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Description:   PTFE beaker cover/watch glass for 1000 ml Beakers
Catalog Number: AA38098-KT
Supplier: Thermo Scientific Chemicals



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MSDS SDS    
Vendor Image
Description:   Watch glass soda lime 100 mm, Concave circular glass used as an evaporation surface for liquids, to cover beakers, or to hold solids when being weighed. Fire-polished edge. 1.2 mm minimum thickness. Diameter tolerance +/-1 mm. To USP Type III requirements.
Catalog Number: 75797-138
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
Vendor Image
Description:   Watch glass soda lime 90 mm, Concave circular glass used as an evaporation surface for liquids, to cover beakers, or to hold solids when being weighed. Fire-polished edge. 1.2 mm minimum thickness. Diameter tolerance +/-1 mm. To USP Type III requirements.
Catalog Number: 75797-136
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   Designed for use as a beaker cover. Ribs are molded into the glass. Permits reflux of digestate and escape of excess vapor. Eliminates risk of contamination from dropped hooks or props. Meets EPA requirements for methods 3005, 3010 and 3020. Diameter: 125mm.
Catalog Number: 66110-210
Supplier: Corning


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Certificate Certificates    
Product Image
Description:   Used for evaporations on hot plate or over open flame, and as covers for heated beakers. Heavy wall and uniform fire-polished edge provide mechanical strength. OD cannot be controlled within close limits; slight degree of out-of-round can be expected. Diameter: 125mm.
Catalog Number: 66110-101
Supplier: Corning


Product available on GSA Advantage®

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Certificate Certificates    
Product Image
Description:   Used for evaporations on hot plate or over open flame, and as covers for heated beakers. Heavy wall and uniform fire-polished edge provide mechanical strength. OD cannot be controlled within close limits; slight degree of out-of-round can be expected. Diameter: 65mm.
Catalog Number: 66110-021
Supplier: Corning


Product available on GSA Advantage®

Quantity:
 
 
 
Certificate Certificates    
Product Image
Description:   Designed for use as a beaker cover. Ribs are molded into the glass. Permits reflux of digestate and escape of excess vapor. Eliminates risk of contamination from dropped hooks or props. Meets EPA requirements for methods 3005, 3010 and 3020. Diameter: 100mm.
Catalog Number: 66110-205
Supplier: Corning


Product available on GSA Advantage®

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Certificate Certificates    
Vendor Image
Description:   Watch glass soda lime 150 mm, Concave circular glass used as an evaporation surface for liquids, to cover beakers, or to hold solids when being weighed. Fire-polished edge. 1.2 mm minimum thickness. Diameter tolerance +/-1 mm. To USP Type III requirements.
Catalog Number: 75797-142
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
Product Image
Description:   Used for evaporations on hot plate or over open flame, and as covers for heated beakers. Heavy wall and uniform fire-polished edge provide mechanical strength. OD cannot be controlled within close limits; slight degree of out-of-round can be expected. Diameter: 100mm.
Catalog Number: 66110-087
Supplier: Corning


Product available on GSA Advantage®

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Certificate Certificates    
Vendor Image
Description:   PTFE beaker cover/watch glass for 250 ml Beakers
Catalog Number: AA38096-KT
Supplier: Thermo Scientific Chemicals



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MSDS SDS    
Product Image
Description:   Disposable watch glasses, 100 ml
Catalog Number: 97050-110
Supplier: PERKINELMER U.S. LLC



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