Corning 9990-100 Ribbed Watch Glass & Beaker Cover - 100mm Diameter (12-Pack) - Ideal for Chemistry Labs, Science Experiments & Classroom Demonstrations

$59.16

$107.57

Safe 45%

Corning 9990-100 Ribbed Watch Glass & Beaker Cover - 100mm Diameter (12-Pack) - Ideal for Chemistry Labs, Science Experiments & Classroom Demonstrations

Corning 9990-100 Ribbed Watch Glass & Beaker Cover - 100mm Diameter (12-Pack) - Ideal for Chemistry Labs, Science Experiments & Classroom Demonstrations

$59.16

$107.57

45% Off

Delivery & Return: Free shipping on all orders over $50

Estimated Delivery: 10-15 days international

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SKU: 75615470

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Description

These 100mm diameter ribbed Borosilicate Glass watch glasses are designed for use as covers for 600mL glass beakers. Ribs are molded into the glass so that they can't pop off as they do when cane is sealed to standard watch glasses. Permits escape of excess vapor. Meets EPA requirements for methods 3005, 3010, and 3020.

Shipping & Returns

For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

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