ALTSA petri dishes come all come with a BORO 3.3 glass lid.

Experience the superior durability and precision of ALTSA’s borosilicate glass (BORO 3.3) petri dishes, designed for optimal performance in any laboratory setting. Trust ALTSA, where quality meets innovation.

Borosilicate glass 3.3 is renowned for having very low thermal expansion, making it more resistant to thermal shock than any other common glass. It can withstand temperature differentials without fracturing from -196 °C to 450 °C. It also has a very high resistance to acids, salt solutions, halogens, and organic solvents.