These septa are made from silicone rubber.
#: 85976.290
: VWR Chemicals
#: 8.20528.0100
: Merck
#: 5041.1000
#: METR6.0229.100
: METROHM
#: 611-0738
: Sartorius Balances
#: 113-7997
: Nitritex
#: 1.02521.0025
#: 85484.005
#: GOSSBP124-05
: Corning
#: 1.04428.0050
#: 215-1634
: DWK Life Sciences
#: A5533-25G
: SIGMA ALDRICH MICROSCOPY
#: ACRO123350025
: Thermo Fisher Scientific
#: A15569.30
#: 1.01907.1000