Ingredient profile
ISO- BUTANE
Raters disagreepropellantCAS 75-28-5
At least one of our safety lists speaks to this ingredient. Also written as Iso butane, ISO BUTANE.
Raters don't agree. Here's where each one stands
Safe
Greenlens Precautionary Screen
Independent
Caution
Greenlens Ingredient Scan
Independent
Greenlens Tolerance Screen
Independent
Concern
EU Harmonised Classification (CLP Annex VI)
Government
Where each list lands
Funding shown- Caution
Greenlens Ingredient Scan
Independent
Listed in Annex II (ref 464) only for a contaminated grade of the substance. An ingredient list names the substance, never the purity of the batch, so the listing is recorded without asserting the ban. (EU Cosmetics Regulation Annex II (prohibited))
- Safe
Greenlens Precautionary Screen
Independent
No listed hazard trait recognized for this ingredient.
- Caution
Also screened — not on these lists
- Health Canada Ingredient Hotlist
- California Proposition 65
- US NTP Report on Carcinogens
- IARC Monographs
- ANSES Endocrine Disruptors
- EU Microplastics Restriction
Where regulators stand
Shown side by side, never combinedEach jurisdiction is reported on its own terms, from its own official lists. Where they disagree, that disagreement is the finding. Absence from a list is never a safety claim.
European Union
RestrictedAllowed only under stated conditions or limits.
- European Commission · EU Cosmetics Regulation Annex II (prohibited)Listed in Annex II (ref 464) only for a contaminated grade of the substance. An ingredient list names the substance, never the purity of the batch, so the listing is recorded without asserting the ban.
- ECHA (EU CLP Regulation) · EU CLP Regulation Annex VI, Table 3 (harmonised classification, ECHA export): Carc. 1A, Muta. 1BCarries an EU harmonised classification (Carc. 1A, Muta. 1B) — a definite (category 1A/1B) carcinogen, mutagen or reproductive toxicant under CLP Annex VI, index 601-004-01-8. A hazard classification, not proof of harm at the level used.
Canada
No listing foundNot on the lists we hold for this jurisdiction. That is an absence of a listing, not a safety finding.
Checked: Health Canada Cosmetic Ingredient Hotlist.
Notes
- EU harmonised CMR (cat. 1)
- EU-restricted (with limits)
