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DWK Life Sciences MicroLiter 20 mm Crimp Top Headspace Vial Septas and Stoppers
Butyl stoppers can be used when PTFE is not required. Butyl/PTFE septa are an economical choice with low background peaks.
$21.30 - $750.00
Specifications
| Pre-slit | No |
|---|---|
| Closure Size | 20 mm |
| For Use With (Equipment) | 20 mm Headspace Seals - MicroLiter |
| Catalog Number | Mfr. No. | Color | Material | No. per Pack | Price | Quantity & Availability | |||
|---|---|---|---|---|---|---|---|---|---|
| Catalog Number | Mfr. No. | Color | Material | No. per Pack | Price | Quantity & Availability | |||
|
15-111-657
|
DWK Life Sciences
200021 |
Black | Butyl | 100 |
Pack of 100 for $38.90
|
|
|||
|
15-111-677
|
DWK Life Sciences
200030 |
Gray | PTFE, Butyl | 100 |
Pack of 100 for $93.40
|
|
|||
|
15-111-690
|
DWK Life Sciences
200040 |
Gray | Molded PTFE, Butyl | 100 |
Pack of 100 for $107.90
|
|
|||
|
15-111-702
|
DWK Life Sciences
200050 |
Blue, Natural | PTFE, Silicone | 100 |
Pack of 100 for $104.80
|
|
|||
|
15-111-721
|
DWK Life Sciences
200051 |
White, Tan | PTFE, Silicone | 100 |
Pack of 100 for $102.70
|
|
|||
|
15-111-722
|
DWK Life Sciences
200051B |
White, Tan | PTFE, Silicone | 1000 |
Pack of 1000 for $750.00
|
|
|||
|
15-111-739
|
DWK Life Sciences
200060 |
White | Aluminum, Silicone | 100 |
Pack of 100 for $155.60
|
|
|||
|
15-111-670
|
DWK Life Sciences
200025 |
Gray | Butyl | 100 |
Pack of 100 for $21.30
|
|
|||
|
15-111-671
|
DWK Life Sciences
200025B |
Gray | Butyl | 1000 |
Pack of 1000 for $189.80
|
|
|||
|
15-111-672
|
DWK Life Sciences
200025L3 |
Gray | Butyl | 100 |
Pack of 100 for $29.60
|
|
|||
Description
Molded PTFE/butyl septa offer the tightest seal of all PTFE items, as well as low background peaks. PTFE/silicone septa are excellent for volatiles. Aluminum/silicone septa are also excellent for volatiles, but not suitable for repeat injections.Specifications
| No | |
| 20 mm | |
| 20 mm Headspace Seals - MicroLiter |
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