Screw Top 24mm Clear Glass 30mL EPA Autosampler Vials - Pack of 200 TSH-CV1971 $55.99 Cap Type Screw Top Cap Size 24mm Vial Size ND24 Cap Thread Size 24-400 Color Clear / Transparent Material Borosilicate Glass Working Volume (mL) 30mL Working Volume (μL) 30000 μL