The instruments are included on the market require a wide range of bottles. To bring you the identification of the right bottle easier than ever before, we have them in our product overview Suitable for details on the instrument. All bottles are made of glass the very first Hydrolytischen Class A flat ground should be required, when the bottles under the instrument can vary slightly backwards. Flat DIN A Rolled Edge Of A sealing disc has more surface area on a flat DIN rolled cuff.