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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Exposure related observations in humans: other data

Administrative data

Endpoint:
exposure-related observations in humans: other data
Type of information:
other: read-across based on grouping of substances (category approach)
Adequacy of study:
key study
Study period:
1943
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
publication
Title:
Sensory response to certain industrial solvent vapours
Author:
Nelson K.W. et al.
Year:
1943
Bibliographic source:
J. Ind. Hyg. and Toxicol. 25, 282-285, 1943

Materials and methods

Endpoint addressed:
skin irritation / corrosion
eye irritation
respiratory irritation
Principles of method if other than guideline:
Sensory limit tests in humans
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Source Chemical 09
IUPAC Name:
Source Chemical 09
Test material form:
liquid

Method

Exposure assessment:
not specified

Results and discussion

Results:
Sensory irritation/Irritation:
< 25 ppm = 75 mg/m3: highest concentration which majority of subjects estimated satisfactory for 8 hour exposure
50 ppm = 150 mg/m3: eye irritation (vapour irritated majority of subjects)
25 ppm: nose irritation (vapour irritated majority of subjects)
25 ppm: throat irritation (vapor irritated majority of subjects)

Applicant's summary and conclusion

Conclusions:
Sensory irritation/Irritation:
< 25 ppm = 75 mg/m3: highest concentration which majority of subjects estimated satisfactory for 8 hour exposure
50 ppm = 150 mg/m3: eye irritation (vapour irritated majority of subjects)
25 ppm: nose irritation (vapour irritated majority of subjects)
25 ppm: throat irritation (vapour irritated majority of subjects)
Executive summary:

Sensory irritation/Irritation:
< 25 ppm = 75 mg/m3: highest concentration which majority of subjects estimated satisfactory for 8 hour exposure
50 ppm = 150 mg/m3: eye irritation (vapour irritated majority of subjects)
25 ppm: nose irritation (vapour irritated majority of subjects)
25 ppm: throat irritation (vapour irritated majority of subjects)