The Purge and Trap System consists of two single-ball rotameters with adjustable needle valve mounted on a nylon plastic base with an 18" long mounting rod support.

The top fitting of both purge heads consists of a 1/16" fitting for the attachment of the sparging needle followed by needle adaptor to seal the needle in place and provide for the attachment of the purging gas line.

For loading small samples into Silco Coated desorption tubes

When ordering the Short Path Thermal Desorption System, a wide range of systems and accessories are available depending on the application requirements of the user.

Seals are utilized in a variety of locations in the Short Path Thermal Desorption Unit.

The following glassware can be used in conjunction with the S.I.S. purge head adaptor to permit the use of the S.I.S. tube style liquid purge head for purging liquid and solid samples and trapping volatiles purged from the samples onto the S.I.S. Thermal Desorption Tubes.

For cleaning inside Silco Coated desorption tubes

After conditioning and sample loading, the ends of the tubes are fitted with stainless steel caps with seals to maintain the integrity of the medium and sample.

SPTD Accessory

All tubes are constructed from borosilicate glass with 0.5" O.D. tube ends for mating with standard 1/2" fittings.