Borosil manufactures and exports high quality tubing, blown ware and press ware using state of the art equipment. They offer a wide range of jars. Bell jars are suited for high vacuum work and as spares for vacuum coating units. Fermentation jars for microbial fermentations in research and development. Museum jars for storing and displaying valuable specimens. The excellent resistance to chemical attack and good optical clarity of borosil® brand jars make them the most obvious choice. These are available in different models.