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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: 4a abstract only

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
1988

Materials and methods

Test guideline
Guideline:
other: no data
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
4-methylthiosemicarbazide
EC Number:
229-563-2
EC Name:
4-methylthiosemicarbazide
Cas Number:
6610-29-3
Molecular formula:
C2H7N3S
IUPAC Name:
1-amino-3-methylthiourea
Details on test material:
no data

Results and discussion

pH value
pH value:
7 - 8
Temp.:
20 °C
Concentration:
36 g/L

Applicant's summary and conclusion

Conclusions:
according to the SDS of MTSC (origin Degussa), the pH of a solution at 36g/l of MTSC is about 8-9 a 20°C.