Aijiren PAL3 LSI 684 liquid vials (2 mL) Aijiren PAL3 RSI . for liquid, headspace, or SPME. Aijiren PAL3 RTC . robotic tool change for liquid, headspace, or SPME. Tekmar purge and trap – Efficient trap cooling design and innovative moisture control system (MCS) for analysis of water and soil samples – Ultra-low carryover, supports 40 mL VOA