Details: Tips: Please understand that the glassware are fragile, so please do not hesitate to contact us for refund if you receive products cracked during transit, your feedback and suggestion are valuable for us.
These glass beakers are made of 3.3 Borosilicate material, compliance with ISO 3819 Laboratory glassware-Beakers. They are heavy-Duty, with rim, spout and large marking spot, have uniform wall thickness.
Beakers are not suggested for accurate measuring. The graduation is for your reference.
Make sure the water on the outer wall of the beaker wiped clean before heating the beaker.
Recommend not exceed 2/3 of the volume of the beaker when the liquid is heated.
Recommend use watch glass when heating corrosive liquids, to prevent the liquid splashing on skin.
The glass rod must not touch bottom or wall of the beaker when dissolving substance, otherwise, the beaker may be cracked during stirring.
Thanks for your trust and purchasing Utile Products.
Package Dimensions: 92x384x1411