1, mud-filled to test tubes labeled "slurry" score, add water to the "water" lines, blocked nozzles and shaking;
2, pour the mixture in the cartridge, discard the Marriott International liquid through a sieve, then add water to the side tubes. Shaking and then into the cartridge. Repeatedly, until the measuring pipe cleaner so far;
3, rinse sieve from the sand, remove residual mud;
4, put the funnel into the cartridge, then slowly turned over and insert the test tube funnel mouth. Rinse the sieve with sand all into tube;
5, after the sand deposition, read out the sand content.
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