What is the NOAEL for Triacetin?
Triacetin has 23 NOAEL studies in the database. The lowest reported value is 33.120960836374 uM. Source: NTP_ICE_endocrine.
Also known as: 1,2,3-Propanetriol triacetate, Glyceryl triacetate, 4-02-00-00253, BRN 1792353, EINECS 203-051-9 (+14 more)
CAS 102-76-1
Triacetin (CAS 102-76-1) is a chemical substance. Key regulatory status: REACH registered, 9 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH, ILO ICSC.
CAS, identifiers, formula, and alternate names for the matched substance record.
International Chemical Safety Card hazard and exposure summary.
| Field | Value |
|---|---|
| Short-term Effects | The substance is mildly irritating to the skin. |
Industrial and product-use categories associated with this substance.
Inventory, screening, and regulatory list matches from public chemical databases.
| List | Keyword | Source |
|---|---|---|
| IFRA Transparency | IFRA | IFRA |
| consumer_product | P&G | Proctor & Gamble |
| SCIL (9/2019) | USEPA | Safer Chemical Ingredients List |
| inert_ingredient; Pesticides | EPA | CPCat |
| inert_ingredient; non_food_use; Pesticides | EPA | CPCat |
| pharmaceutical | US International Trade Commission | CPCat |
| Europe; plastic_additive | European Chemicals Agency | European Chemicals Agency (ECHA) |
| food_additive; Substances Added to Food (formerly EAFUS) (2/2019) | FDA | United States Food and Drug Administration (FDA) |
| Arts and crafts/Office supplies - home office - pens and markers; detected; Europe | Danish Environmental Protection Agency | Danish EPA |
Toxicology endpoints rendered from public NOAEL study rows.
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| 39.309013970844 | uM | AC50 | - | - | NTP_ICE_endocrine |
| 33.120960836374 | uM | ACC | - | - | NTP_ICE_endocrine |
| 393 | uL/min/10^6 cells | Clint | - | Human | NTP_ICE_adme_parameters |
| =35.275 | mg/m3 | DNEL systemic | inhalation | Human | ToxValDB_GESTIS_DNEL |
| XHX3C3X673 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| XHX3C3X673 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| XHX3C3X673 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| XHX3C3X673 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 0.0000577 | fraction | Fu | - | Human | NTP_ICE_adme_parameters |
| - | % | Incidence of positive responses | Dermal | Human | NTP_ICE_skin_sensitization |
| 13500 | ug/cm2 | Induction dose per skin area | Dermal | Human | NTP_ICE_skin_sensitization |
| >1.721 | mg/L | LC50 | Inhalation | - | NTP_ICE_acute_inhalation |
| =89245.8 | mg/m3 | LEL | inhalation | Human | ToxValDB_DOE_Protective_Action_Criteria |
| =12200 | mg/kg bw/day | LOAEL | oral | Rat | ToxValDB_ECHA_IUCLID |
| - | unitless | Model Score | - | - | NTP_ICE_endocrine |
| 0.0182 | unitless | Model Score | - | - | NTP_ICE_endocrine |
| =1000 | mg/kg bw/day | NOAEL | oral | Rat | ToxValDB_ECHA_IUCLID |
| 1650 | mg/kg bw/day | NOAEL | oral | rat | COSMOS_DB |
| =8000 | mg/kg bw/day | NOAEL | oral | Rat | ToxValDB_ECHA_IUCLID |
| 9500 | mg/kg bw/day | NOAEL | oral | rat | COSMOS_DB |
| =240 | mg/kg bw/day | NOAEL (HED) | oral | Rat | ToxValDB_PPRTV_(CPHEA) |
| 3 | unitless | Relative reliability score | Dermal | Human | NTP_ICE_skin_sensitization |
| =80 | mg/kg bw/day | RfD (provisional) | oral | Human | ToxValDB_PPRTV_(CPHEA) |
Showing 23 of 23 studies
Registration status from the ECHA REACH registered substances database.
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | Triacetin | 203-051-9 | ECHA overview → |
Australian industrial chemicals inventory status and applicable conditions.
Same-CAS cosmetic ingredient record for cross-vertical context.
Same-CAS pharmaceutical records from drug and bioactivity sources.
Same-CAS food additive, ADI, and GRAS records where available.
E1518 — ADI: NOT SPECIFIED (1975) mg/kg bw
View full food safety profile →Triacetin has 23 NOAEL studies in the database. The lowest reported value is 33.120960836374 uM. Source: NTP_ICE_endocrine.
Triacetin appears on 9 regulatory/inventory lists including IFRA Transparency, consumer_product, SCIL (9/2019), and 6 more. Source: EPA CPDat.
Yes, Triacetin is also indexed as a cosmetic ingredient under the name Triacetin. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, ILO/WHO ICSC, CosIng / Ingredients DB, ChEMBL / DailyMed, EFSA / FDA GRAS. All data traces to primary regulatory sources and is updated from official government databases.
Triacetin also appears in cosmetics, pharmaceutical, food safety databases.