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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Description of key information

A study was performed to assess the skin irritation potential of L-Aspartic acid to the rabbit. The method followed was that described in EEC. Methods for the determination of toxicity, Annex to Directive 92/69/EEC (OJ No. L383A, 29.12.92), Part B, Method B.4. Acute toxicity (skin irritation). Three rabbits were each administered a single dermal dose of 0.5 g of the test substance and observed for four days. . No reactions were observed following a single semi-occlusive application of L-Aspartic acid to intact rabbit skin for four hours. L-Aspartic acid does not require labelling with the risk phrase R38 "Irritating to skin" in accordance with EEC Council Directive 79/831/EEC, Annex VI, Part lI(D) as described in Commission Directive 931211EEC.
Ergebni sse Elne einrnalige Aufbringung von 0,5 g L-Asparaginsäure auf die intakte Haut des Kaninchens 1ste bei keinern der im Versuch verwendeten Tiere Erytheme oder Oedeme aus. Der primäre Reizindex beträgt 0,0. Danach besitzt L-Asparaginsäure keine irritierenden Eigenschaften an der Ruckenhaut des Kaninchens. Die Einzeldaten sind in Tabelle 1 aufgefuhrt. Systeniisch-toxische Effekte traten nach dermaler Applikation des Prufproduktes nicht auf. Das Aligemeinbefinden der Versuchstiere war ungestort

Key value for chemical safety assessment

Skin irritation / corrosion

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Eye irritation

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Additional information

A study was performed to assess the skin irritation potential of L-Aspartic acid to the rabbit. The method followed was that described in EEC. Methods for the determination of toxicity, Annex to Directive 92/69/EEC (OJ No. L383A, 29.12.92), Part B, Method B.4. Acute toxicity (skin irritation). Three rabbits were each administered a single dermal dose of 0.5 g of the test substance and observed for four days. . No reactions were observed following a single semi-occlusive application of L-Aspartic acid to intact rabbit skin for four hours. L-Aspartic acid does not require labelling with the risk phrase R38 "Irritating to skin" in accordance with EEC Council Directive 79/831/EEC, Annex VI, Part lI(D) as described in Commission Directive 931211EEC.

Ergebni sse Elne einrnalige Aufbringung von 0,5 g L-Asparaginsäure auf die intakte Haut des Kaninchens 1ste bei keinern der im Versuch verwendeten Tiere Erytheme oder Oedeme aus. Der primäre Reizindex beträgt 0,0. Danach besitzt L-Asparaginsäure keine irritierenden Eigenschaften an der Ruckenhaut des Kaninchens. Die Einzeldaten sind in Tabelle 1 aufgefuhrt. Systeniisch-toxische Effekte traten nach dermaler Applikation des Prufproduktes nicht auf. Das Aligemeinbefinden der Versuchstiere war ungestort

Justification for classification or non-classification

A study was performed to assess the skin irritation potential of L-Aspartic acid to the rabbit. The method followed was that described in EEC. Methods for the determination of toxicity, Annex to Directive 92/69/EEC (OJ No. L383A, 29.12.92), Part B, Method B.4. Acute toxicity (skin irritation). Three rabbits were each administered a single dermal dose of 0.5 g of the test substance and observed for four days. . No reactions were observed following a single semi-occlusive application of L-Aspartic acid to intact rabbit skin for four hours. L-Aspartic acid does not require labelling with the risk phrase R38 "Irritating to skin" in accordance with EEC Council Directive 79/831/EEC, Annex VI, Part lI(D) as described in Commission Directive 931211EEC.

Ergebni sse Elne einrnalige Aufbringung von 0,5 g L-Asparaginsäure auf die intakte Haut des Kaninchens 1ste bei keinern der im Versuch verwendeten Tiere Erytheme oder Oedeme aus. Der primäre Reizindex beträgt 0,0. Danach besitzt L-Asparaginsäure keine irritierenden Eigenschaften an der Ruckenhaut des Kaninchens. Die Einzeldaten sind in Tabelle 1 aufgefuhrt. Systeniisch-toxische Effekte traten nach dermaler Applikation des Prufproduktes nicht auf. Das Aligemeinbefinden der Versuchstiere war ungestort