Watch Glass, Our Borosilicate Watch Glasses Are Concave And Have Fire-Polished Edges. They Are Useful For Tasks Such As Covering Jars To Prevent Contamination, Preventing Direct Contact With Heat, And Acting As An Evaporation Surface. Size: 110 Mm Diameter
Watch Glass, Our Borosilicate Watch Glasses Are Concave And Have Fire-Polished Edges. They Are Useful For Tasks Such As Covering Jars To Prevent Contamination, Preventing Direct Contact With Heat, And Acting As An Evaporation Surface. Size: 70 Mm Diameter
Watch Glass, Our Borosilicate Watch Glasses Are Concave And Have Fire-Polished Edges. They Are Useful For Tasks Such As Covering Jars To Prevent Contamination, Preventing Direct Contact With Heat, And Acting As An Evaporation Surface. Size: 115 Mm Diameter
Watch Glass, Our Borosilicate Watch Glasses Are Concave And Have Fire-Polished Edges. They Are Useful For Tasks Such As Covering Jars To Prevent Contamination, Preventing Direct Contact With Heat, And Acting As An Evaporation Surface. Size: 90 Mm Diameter