Various possible applications, such as lowering the temperature in cooling baths or cold traps, pre-cooling tissue samples, transport lock or embedding biological substances, freezing blood and tissue samples, or studies in chemistry and physics. Suitable for use with any commercial CO 2 steel bottle with a standpipe valve (W 21.80 x 1/14″ in according to DIN 477 no. 6). Handling: Connect to a CO 2 bottle, open valve, allow CO 2 to flow through, close valve, open the lock and remove the block. Dry ice machine SnowPack ® Series 250 Dry ice machine for 250 g block Yield from 22 kg gas bottle: approx. 16 blocks To make a -79 °C block of dry ice weighing 250 g within ~1 min
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