Definition of 'leachable'

What does leachable mean?

Leachables are compounds that leach into the drug or biological product from the container-closure system such as the elastomeric or plastic components, or coatings of the container and closure system.

Is it spelled leech or Leach?

Definitions. The verb leach means to empty, drain, or remove. The noun leech refers to a bloodsucking worm or to a person who preys on or clings to another. As a verb, leech means to bleed with leeches or to act as a parasite.