精确取样注射器针头

Supelco carries the most popular VICI Precision Sampling syringes from Valco. These syringes have wide applicability for both gases and liquids. The pressurization option is valuable when dealing with transport and storage of volatile samples.

• Ideal for collection, trace analysis and sample concentration of environmental contaminants.
• A low-dead volume needle is used in this syringe.
• A rotary valve allows on-site sampling for later analysis.
• Positive displacement capability of the durable PTFE plunger seal permits use in a variety of subsequent procedures involving extraction or concentration of trace components.

The standard termination is a female threaded fitting (1/4-28), which accepts a variety of Cheminert connectors or adapters. Specially formed seals permit leak-tight operation to 30 psi (approximately 2 atmospheres).