23242-U
Septa, PTFE/Silicone
tan PTFE/silicone septum, septum diam. × total thickness × PTFE thickness 18 mm × 0.060 in. × 2 mil, pkg of 144 ea
Synonym(s):
PTFE-Silicone Composite Septa
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About This Item
UNSPSC Code:
41122001
NACRES:
NB.11
material
PTFE face
silicone body
tan PTFE/silicone septum
packaging
pkg of 144 ea
parameter
250 °C temp. limit
septum diam. × total thickness × PTFE thickness
18 mm × 0.060 in. × 2 mil
compatibility
for use with 30 mL (32 × 80 mm) ~ For Bottle (Volume and Dimensions): 60 mL (38 × 95 mm)
for use with products with 20/400 thread
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General description
Vial septa are available in a variety of materials. Septa, PTFE/Silicone (septum diam. × total thickness × PTFE thickness 18 mm × 0.060 in. × 2 mil) are compatible with large amber screw top 30 mL and 60 mL bottle caps. They are suitable for use with most organics (until pierced) and are not recommended for use with chlorosilanes.
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Mohammed A Khallaf et al.
Science advances, 6(25), eaba5279-eaba5279 (2020-07-25)
Communication mechanisms underlying the sexual isolation of species are poorly understood. Using four subspecies of Drosophila mojavensis as a model, we identify two behaviorally active, male-specific pheromones. One functions as a conserved male antiaphrodisiac in all subspecies and acts via
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