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3-Way PTFE Stopcock --- PN-862

  • $115.00

Meets or exceeds the following methods/laws/requirements:


Section 4.1.2 (Isolation Valve), USEPA SW-846 Test Method 0031

Product Description

A T-shape valve or isolation valve used in Aer Sampling’s USEPA SW-846 VOST Method 0031 (Add-on) Set, to open or close the gas flow in three directions.

This 3-way stopcock is placed inside the VOST glassware case—it connects the probe liner to the first condenser and the charcoal trap.

This product connects to the following (non-exhaustive) list of products from Aer Sampling:

  1. PN-424 --- Thermocouple Screw cap
Other Applicable Documents:


Product Specifications

Horizontal ports: GL 18 threads
Vertical port: Plain end; ~0.3 inch (8 mm) OD

Bore: Borosilicate glass
3-way plug: Teflon® PTFE

Weight (Gravitational): 0.11 lbs / 0.05 kg

Packing dimensions (Length x Width x Height):
English (inch): 3.9 x 2.2 x 2.1
Metric (cm): 10.0 x 5.5 x 5.3

Other Information

All our products come with a one-year warranty against manufacturing defects and one-month technical support for free. Please refer to our Frequently Asked Questions (FAQs) page for more details.


Information presented here is subjected to Aer Sampling Group's terms and conditions.
In case of discrepancy between English version and the non-English version, the English version shall prevail.
Doc ID: AERHQWW-pn-862-en
Last revised (Excluding prices): 0; 01.15.21
Obsolete Catalog ID: -

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