Assertion: tube | /r/MadeOf | anticoagulant
Facets:
Source sentences:
text: They also contain an anticoagulant (there are different types available).
text: This tube is a plain glass Vacutainer® containing no clot activators, anticoagulants, preservatives or separator material.
text: Other tubes contain anticoagulants, which produce whole blood without a centrifuge and plasma with a centrifuge.