Curdlan
For Curdlan, jurisdiction is US FDA (21 CFR 172–178); status is permitted; citation is 21 CFR 172.809; use conditions is in accordance with the following conditions: ( a ) Curdlan is a high molecular weight polymer of glucose (β-1,3-glucan; CAS Reg; cas no. is 54724-00-4, recorded from its source on 2026-08-15.
- Additive
- Curdlan verified
- Jurisdiction
- US FDA (21 CFR 172–178) our reading
- Status
- permitted our reading
- Citation
- 21 CFR 172.809 our reading
- Use conditions
- in accordance with the following conditions: ( a ) Curdlan is a high molecular weight polymer of glucose (β-1,3-glucan; CAS Reg. verified
- CAS No.
- 54724-00-4 verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
§ 172.809 Curdlan. Curdlan may be safely used in accordance with the following conditions: ( a ) Curdlan is a high molecular weight polymer of glucose (β-1,3-glucan; CAS Reg. No. 54724-00-4) produced by pure culture fermentation from the nonpathogenic and nontoxicogenic bacterium Alcaligenes faecalis var. myxogenes.
— ecfr.gov, retrieved 2026-08-15
Source
- ecfr.govhttps://www.ecfr.gov/current/title-21/chapter-I/subchapter-B/part-172