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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
No data available
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Information based on the MSDS of the substance. Non-GLP investigation.

Data source

Referenceopen allclose all

Reference Type:
other company data
Title:
Unnamed
Year:
2008
Report date:
2008
Reference Type:
other company data
Title:
Unnamed
Year:
1992
Report date:
1992

Materials and methods

Test guideline
Qualifier:
no guideline required
Principles of method if other than guideline:
Human judgement by a professional.
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Sodium Hydrogen Sulphide solution
IUPAC Name:
Sodium Hydrogen Sulphide solution
Constituent 2
Reference substance name:
Sodium Sulphide solution
IUPAC Name:
Sodium Sulphide solution
Details on test material:
- Name of test material (as cited in study report): Sodium Hydrogen Sulphide solution or Sodium Sulphide solution
- Substance type: multi constituent substance
- Physical state: liquid, pH = 13
- Composition of test material: NaHS: 165 g/l, Na2S: 10 g/l, Na2CO3: 100 g/l, titratable alkali as NaOH: 203.5 g/l, titratable tot sulphide as S2-: 98.5 g/l.

Results and discussion

Physical state at 20°C and 1013 hPa:
liquid
Form / colour / odour
Form:
not specified
Colour:
Yellowish
Odour:
other: repugnant
Substance type:
inorganic

Applicant's summary and conclusion

Conclusions:
The apperarance of the test material at 20°C was determined to be that of yellowish liquid with repugnant odour.
Executive summary:

According to company in-house human judgement, the apperarance of the test material at 20°C was determined to be that of yellowish liquid with repugnant odour.