Ammonium fluoride is a fluoride salt having ammonium (NH4+) as the counterion.
Definition
US FDA substance register · UNII 4QT928IM0A · registered name AMMONIUM FLUORIDE · single chemical substance
Ammonium fluoride is a fluoride salt having ammonium (NH4+) as the counterion. It is a fluoride salt and an ammonium salt.
Source: PubChem
Cosmetic roles
Safety & regulatory references
- Restricted
- Taiwan · United Kingdom
Source: ASEAN Cosmetic Directive · EU Cosmetics Regulation · MFDS (Korea) cosmetic regulatory information · Taiwan FDA cosmetic ingredients · Taiwan FDA cosmetic regulations · UK cosmetics regulations (OPSS)
Argentina · Brazil
- Field of application and/or use : (a) Toothpastes (b) Mouthwashes
- Maximum concentration permitted at final product : 0.15% expressed as fluorine. When it is mixed with other fluorine compounds permitted, the maximum concentration fluoride total must not exceed 0.15%
- Use conditions and warnings that must appear on the label : a.- - Contains ammonium fluoride. - For toothpastes containing between 0.1-0.15% fluoride unless it is already labeled as contra (eg , only for adults) must show in its labeling the following: "children of 6 years and younger: use an amount the size of a pea under adult supervision during brushing to minimize the risk of ingestion in case of intake of fluoride from other. sources consult a dentist or doctor. b.- Contains ammonium fluoride. -Keep out of the reach of children. No use in children under 6 years
ASEAN
- Field of application and/or use : Oral hygiene products
- Maximum authorised concentration in the finished cosmetic product : 0.15% calculated as F. When mixed with other fluorine compounds permitted under this Annex, total F concentration must not exceed 0.15%.
- Other limitations and requirements : Thailand only 0.11% calculated as F. When mixed with other fluorine compounds permitted under this Annex, total F concentration must not exceed 0.11%.
- Conditions of use and warning which must be printed on the labels : • Contains ammonium fluoride • Children of 6 years and under: Use a pea sized amount for supervised brushing to minimize swallowing. In case of intake of fluoride from other sources consult a dentist or doctor(12)
European Union
- Product Type, body parts : Oral products
- Maximum concentration in ready for use preparation : 0,15 % calculated as F. When mixed with other fluorine compounds permitted under this Annex, total F concentration must not exceed 0,15 %
- Wording of conditions of use and warnings : Contains ammonium fluoride. For any toothpaste with compounds containing fluorine in a concentration of 0,1 to 0,15 % calculated as F unless it is already labelled as contra-indicated for children (e.g. “for adult use onlyâ€) the following labelling is obligatory: “Children of 6 years and younger: use a pea-sized amount for supervised brushing to minimise swallowing. In case of intake of fluoride from other sources consult a dentist or doctor.â€
Source: MFDS (Korea) cosmetic regulatory information
Korea’s toxic-substance GHS classification: Danger · H315 (category 2) · H331 (category 3) · H301 (category 3) · +1 more
EU Cosmetics Regulation, Annex III (restricted substances), entry 33 · maximum concentration 0,15 % calculated as F. When mixed with other fluorine compounds permitted under this Annex, total F concentration must not exceed 0,15 % · applies to Oral products
Restriction III/33
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 12125-01-8
- EC No.EU chemical inventory number
- 235-185-9
- DTXSIDUS EPA chemical ID
- DTXSID6050463
- DTXCIDUS EPA compound ID
- DTXCID6029464
- IUPAC
- Ammonium fluoride
- Molecular formula
- FH4N
- Molecular weight
- 37.037 g/mol
What products actually use it for
What the 14 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Processing aids not otherwise specified4
- Surface modifier3
- Plating agent2
- Cleaning agent1
- Pharmaceutical (EPA)1
- Etching agent1
- Chemical reaction regulator1
- Intermediate1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
4 skin studies and 3 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 7 studies
- Classification not possible
Skin Irritation · Screening - Classification not possible
Skin Sensitization · Screening - Category 8.2C (Category 1C)
Skin Irritation · Read Across - Skin corrosion - category 1
Skin Irritation · Screening - Serious eye damage/eye irritation - Category 2
Eye Irritation · Screening - Category 8.3A (Category 1)
Eye Irritation · Read Across - Category 2
Eye Irritation · Screening
Source: US EPA CompTox dashboard
Related literature
- Geometry Optimization of Non-Ideal Through-Glass Vias (TGVs) for Enhanced Electrical and Mechanical Performance · 2026
- Development of Cutaneous Bioadhesive Ureasil-Polyether Hybrid Films · 2015
- Erysipelas‐like mercury exanthem · 1997
- Fluoride acquisition by enamel from solutions and self-gelling preparations. · 1987
- Chemical and morphological aspects of fluoride acquisition by enamel from topical application of ammonium fluoride with ammonium monofluorophosphate. · 1982
Linked databases 20
- ASEAN Cosmetic Directive
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- EU CosIng ingredient list 2
- EU Cosmetics Regulation
- EU restricted substances (Annex III)
- Korea toxic substances GHS register (NIER)
- MFDS (Korea) cosmetic regulatory information 2 3 4
- PubChem
- Taiwan FDA cosmetic ingredients
- Taiwan FDA cosmetic regulations
- Tlooto literature search 2 3 4 5
- UK cosmetics regulations (OPSS)
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · Korean · English · Japanese · Chinese