Rico Rubber offers Septa And Bottle Stoppers for glass provide as well external secure grip to avoid Risk of spillage while opening or closing glass stoppered chemical container, Offers convenience of drawing of injection small quality of sample using syringes and needle for strong chemical of fluropolymer septa and for repeat autoclave in sterile application option of silicon rubber available are B14, B19, B24, B29. Silicone septa for fermentators and available.