← Previous assessments Assessment #2

Formaldehyde

CAS RN 50-00-0 · EC No. 200-001-8 605-001-00-5 · Bluesign key 1000281

New assessment

Final consumer safety limits

Schema v1 · Saved 2026-09-23T09:37:35.569Z

Baby0.3000 mg/kg

Dermal acute · Baby

Class A2.0000 mg/kg

Dermal acute · Class A

Class B2.0000 mg/kg

Dermal acute · Class B

Class C1.8000 mg/kg

Dermal acute · Tent

Toxicology endpoints

Stored ToxVal evidence and calculation inputs.

Dermal acute

0.0150

Endpoint type: NOEL
Endpoint value: 15.0000
MOS: 1,000.0000
Year: 2001
Route: dermal
ToxVal source: ECOTOX

ToxVal #150750 · Formaldehyde · =15 % w/v

Stored source record: https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f ToxVal source: https://cfpub.epa.gov/ecotox/

Dermal chronic

0.0075

Endpoint type: NOEL
Endpoint value: 7.5000
MOS: 1,000.0000
Year: 2001
Route: dermal
ToxVal source: ECOTOX

ToxVal #150751 · Formaldehyde · =7.5 % w/v

Stored source record: https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f ToxVal source: https://cfpub.epa.gov/ecotox/

Oral chronic

0.0150

Endpoint type: NOEL
Endpoint value: 15.0000
MOS: 1,000.0000
Year: 2010
Route: oral
ToxVal source: EFSA

ToxVal #162095 · Formaldehyde · =15 mg/kg-day

Stored source record: https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165 ToxVal source: https://zenodo.org/record/5076033#.Y9fEoXbMI2z

Exposure assumptions

Dermal acute migration100.0000%

Dermal acute absorption100.0000%

Oral absorption100.0000%

Scenario results

Scenario	Class	Dermal acute	Dermal chronic	Oral swallowing	Oral mouthing	Minimum	Limiting route
Baby	Baby	0.3000	75.0000	90.0000	150.0000	0.3000	Dermal acute
Class A	Class A	2.0000	200.0000	900.0000	N/A	2.0000	Dermal acute
Class B	Class B	2.0000	500.0000	900.0000	750.0000	2.0000	Dermal acute
Tent	Class C	1.8000	900.0000	900.0000	750.0000	1.8000	Dermal acute
Baby buggy	Baby	0.3600	180.0000	90.0000	150.0000	0.3600	Dermal acute

View raw assessment JSON

{
    "schemaVersion": 1,
    "substance": "Formaldehyde",
    "cas": "50-00-0",
    "dtxsid": "DTXSID7020637",
    "calculatedAt": "2026-09-23T09:35:27.799Z",
    "tox": {
        "dermalAcute": {
            "sourceId": "T1",
            "endpointType": "NOEL",
            "endpointValue": 15,
            "mos": 1000,
            "safeValue": 0.015,
            "year": 2001,
            "reference": "ECOTOX · EPA ORD",
            "url": "https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f",
            "notes": "dermal · short-term · short-term · Mouse · not determined",
            "toxvalId": 150750,
            "toxval": {
                "id": 150750,
                "DTXSID": "DTXSID7020637",
                "CASRN": "50-00-0",
                "NAME": "Formaldehyde",
                "TOXVAL_TYPE": "NOEL",
                "TOXVAL_SUBTYPE": "-",
                "QUALIFIER": "=",
                "TOXVAL_NUMERIC": "15",
                "TOXVAL_UNITS": "% w/v",
                "EXPOSURE_ROUTE": "dermal",
                "STUDY_TYPE": "short-term",
                "STUDY_DURATION_CLASS": "short-term",
                "SPECIES_COMMON": "Mouse",
                "SEX": "F",
                "TOXICOLOGICAL_EFFECT": "Morphology: Weight",
                "YEAR": "2001",
                "SOURCE": "ECOTOX",
                "SUB_SOURCE": "EPA ORD",
                "SOURCE_HASH": "3ea542c5b00699a304f158eb034e37d2",
                "SOURCE_URL": "https://cfpub.epa.gov/ecotox/",
                "SUBSOURCE_URL": "-",
                "QC_STATUS": "not determined",
                "STORED_SOURCE_RECORD": "https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f"
            }
        },
        "dermalChronic": {
            "sourceId": "T2",
            "endpointType": "NOEL",
            "endpointValue": 7.5,
            "mos": 1000,
            "safeValue": 0.0075,
            "year": 2001,
            "reference": "ECOTOX · EPA ORD",
            "url": "https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f",
            "notes": "dermal · short-term · short-term · Mouse · not determined",
            "toxvalId": 150751,
            "toxval": {
                "id": 150751,
                "DTXSID": "DTXSID7020637",
                "CASRN": "50-00-0",
                "NAME": "Formaldehyde",
                "TOXVAL_TYPE": "NOEL",
                "TOXVAL_SUBTYPE": "-",
                "QUALIFIER": "=",
                "TOXVAL_NUMERIC": "7.5",
                "TOXVAL_UNITS": "% w/v",
                "EXPOSURE_ROUTE": "dermal",
                "STUDY_TYPE": "short-term",
                "STUDY_DURATION_CLASS": "short-term",
                "SPECIES_COMMON": "Mouse",
                "SEX": "F",
                "TOXICOLOGICAL_EFFECT": "Cell(s): Number of cells",
                "YEAR": "2001",
                "SOURCE": "ECOTOX",
                "SUB_SOURCE": "EPA ORD",
                "SOURCE_HASH": "056d13c336e7d9d03e2febaa318892e4",
                "SOURCE_URL": "https://cfpub.epa.gov/ecotox/",
                "SUBSOURCE_URL": "-",
                "QC_STATUS": "not determined",
                "STORED_SOURCE_RECORD": "https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f"
            }
        },
        "oral": {
            "sourceId": "T3",
            "endpointType": "NOEL",
            "endpointValue": 15,
            "mos": 1000,
            "safeValue": 0.015,
            "year": 2010,
            "reference": "EFSA · -",
            "url": "https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165",
            "notes": "oral · chronic · chronic · Rat · not determined",
            "toxvalId": 162095,
            "toxval": {
                "id": 162095,
                "DTXSID": "DTXSID7020637",
                "CASRN": "50-00-0",
                "NAME": "Formaldehyde",
                "TOXVAL_TYPE": "NOEL",
                "TOXVAL_SUBTYPE": "-",
                "QUALIFIER": "=",
                "TOXVAL_NUMERIC": "15",
                "TOXVAL_UNITS": "mg/kg-day",
                "EXPOSURE_ROUTE": "oral",
                "STUDY_TYPE": "chronic",
                "STUDY_DURATION_CLASS": "chronic",
                "SPECIES_COMMON": "Rat",
                "SEX": "-",
                "TOXICOLOGICAL_EFFECT": "-",
                "YEAR": "2010",
                "SOURCE": "EFSA",
                "SUB_SOURCE": "-",
                "SOURCE_HASH": "ToxValhc_aed03dcb5a81b7bc6fc2e9b0787cf2ed",
                "SOURCE_URL": "https://zenodo.org/record/5076033#.Y9fEoXbMI2z",
                "SUBSOURCE_URL": "-",
                "QC_STATUS": "not determined",
                "STORED_SOURCE_RECORD": "https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165"
            }
        }
    },
    "assumptions": {
        "acuteMigration": 100,
        "acuteAbsorption": 100,
        "oralAbsorption": 100
    },
    "results": [
        {
            "name": "Baby",
            "finalClass": "Baby",
            "area": 0.5,
            "textileWeight": 300,
            "bw": 3,
            "events": 1,
            "chronicMigration": 2,
            "chronicAbsorption": 10,
            "swallowTextile": 0.5,
            "mouthingTextile": 3,
            "mouthingMigration": 10,
            "routes": {
                "Dermal acute": 0.3,
                "Dermal chronic": 74.99999999999999,
                "Oral swallowing": 90,
                "Oral mouthing": 149.99999999999997
            },
            "scenarioMin": 0.3,
            "limitingRoute": "Dermal acute"
        },
        {
            "name": "Class A",
            "finalClass": "Class A",
            "area": 1.5,
            "textileWeight": 300,
            "bw": 60,
            "events": 1,
            "chronicMigration": 5,
            "chronicAbsorption": 10,
            "swallowTextile": 1,
            "mouthingTextile": null,
            "mouthingMigration": 10,
            "routes": {
                "Dermal acute": 1.9999999999999998,
                "Dermal chronic": 200,
                "Oral swallowing": 899.9999999999999,
                "Oral mouthing": null
            },
            "scenarioMin": 1.9999999999999998,
            "limitingRoute": "Dermal acute"
        },
        {
            "name": "Class B",
            "finalClass": "Class B",
            "area": 1.5,
            "textileWeight": 300,
            "bw": 60,
            "events": 1,
            "chronicMigration": 2,
            "chronicAbsorption": 10,
            "swallowTextile": 1,
            "mouthingTextile": 12,
            "mouthingMigration": 10,
            "routes": {
                "Dermal acute": 1.9999999999999998,
                "Dermal chronic": 500,
                "Oral swallowing": 899.9999999999999,
                "Oral mouthing": 750
            },
            "scenarioMin": 1.9999999999999998,
            "limitingRoute": "Dermal acute"
        },
        {
            "name": "Tent",
            "finalClass": "Class C",
            "area": 1,
            "textileWeight": 500,
            "bw": 60,
            "events": 1,
            "chronicMigration": 1,
            "chronicAbsorption": 10,
            "swallowTextile": 1,
            "mouthingTextile": 12,
            "mouthingMigration": 10,
            "routes": {
                "Dermal acute": 1.7999999999999998,
                "Dermal chronic": 900,
                "Oral swallowing": 899.9999999999999,
                "Oral mouthing": 750
            },
            "scenarioMin": 1.7999999999999998,
            "limitingRoute": "Dermal acute"
        },
        {
            "name": "Baby buggy",
            "finalClass": "Baby",
            "area": 0.25,
            "textileWeight": 500,
            "bw": 3,
            "events": 1,
            "chronicMigration": 1,
            "chronicAbsorption": 10,
            "swallowTextile": 0.5,
            "mouthingTextile": 3,
            "mouthingMigration": 10,
            "routes": {
                "Dermal acute": 0.36,
                "Dermal chronic": 179.99999999999997,
                "Oral swallowing": 90,
                "Oral mouthing": 149.99999999999997
            },
            "scenarioMin": 0.36,
            "limitingRoute": "Dermal acute"
        }
    ],
    "final": {
        "Baby": {
            "value": 0.3,
            "route": "Dermal acute",
            "scenario": "Baby",
            "sourceKey": "dermalAcute"
        },
        "Class A": {
            "value": 1.9999999999999998,
            "route": "Dermal acute",
            "scenario": "Class A",
            "sourceKey": "dermalAcute"
        },
        "Class B": {
            "value": 1.9999999999999998,
            "route": "Dermal acute",
            "scenario": "Class B",
            "sourceKey": "dermalAcute"
        },
        "Class C": {
            "value": 1.7999999999999998,
            "route": "Dermal acute",
            "scenario": "Tent",
            "sourceKey": "dermalAcute"
        }
    },
    "savedAt": "2026-09-23T09:37:35.569Z"
}