Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Direct observations: clinical cases, poisoning incidents and other

Administrative data

Endpoint:
direct observations: clinical cases, poisoning incidents and other
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: scientifically acceptable and sufficient documented

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1963
Report date:
1963

Materials and methods

Study type:
study with volunteers
Endpoint addressed:
skin irritation / corrosion
Principles of method if other than guideline:
Saturated cotton swabs were placed on the forearm of six volunteers and the effects were evaluated.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Bis(2-ethylhexyl) hydrogen phosphate
EC Number:
206-056-4
EC Name:
Bis(2-ethylhexyl) hydrogen phosphate
Cas Number:
298-07-7
Molecular formula:
C16H35O4P
IUPAC Name:
bis(2-ethylhexyl) hydrogen phosphate

Method

Subjects:
six male volunteers
Route of exposure:
dermal
Reason of exposure:
intentional, occupational

Results and discussion

Clinical signs:
An exposure of 2 to 4 hours revealed no findings, whereas an exposure of 8 hours revealed a moderate erythema and itching.

Any other information on results incl. tables

An exposure of 2 to 4 hours revealed no findings, whereas an exposure of 8 hours revealed a moderate erythema and itching.

Applicant's summary and conclusion

Conclusions:
An exposure of 2 to 4 hours revealed no findings, whereas an exposure of 8 hours revealed a moderate erythema and itching.
Executive summary:

Saturated cotton swabs were placed for 2 - 8 hours by plaster on the skin of the forearm of six volunteers. The forarms of the volunteers were assessed for edema and erytema and other clinical signs.

An exposure of 2 to 4 hours revealed no findings, whereas an exposure of 8 hours revealed a moderate erythema and itching.