tipful

noun

1. The amount of a substance that covers the tip of something, such as a spatula.

   “Each student prepares individual samples of an unknown and a 50:50 mixture of the unknown and the suspected known. Using microspatula tipfuls of compound will avoid congestion at balances.”

   “If you select a solid chloride, dissolve two large spatula-tipfuls of it in 2–3 mL of acetone.”