QA | How does one grind leaf samples to a fine powder for ...
To make an fine powder of sample If you autoclave the dried sample at 121 lbs for 20 mins then grind it sieve then you will get the fine powder. We grind thousands of plant samples after drying them down using a paint shaker retrofitted to take 15 mL or 50 mL corning tubes with stainless steel beads.