Cellulose, microcrystalline powder - is a term for refined wood pulp and is used as a texturizer, an anti-caking agent, a fat substitute, an emulsifier, an extender, and a bulking agent in food production.
C 1768a (OTTO) Cellulose microcrystalline powder, for CC Cas 9004-34-6 - used in plaque assays for counting viruses, as an alternative to carboxymethylcellulose.