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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
2018-10-08
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: in-house observations, sufficiently documented

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Visual description of the colour (in daylight by an observer with normal colour vision) and the physical state (at 20'C and 1013 hPa)
Determination of the odour at room temperature and comparison to other substances of characteristic odours
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Potassium metaborate
EC Number:
237-262-2
EC Name:
Potassium metaborate
Cas Number:
13709-94-9
Molecular formula:
BKO2
IUPAC Name:
potassium metaborate
Test material form:
solid: crystalline

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Key result
Form:
solid: crystalline
Colour:
white
Odour:
odourless
Substance type:
inorganic

Applicant's summary and conclusion

Conclusions:
The given information indicates that the determination of the appearance of the substance was properly performed, so the results can be considered as sufficiently reliable.
Executive summary:

The visual description of the colour, the physical state (at 20°C and 1013 hPa) and the determination of the odour resulted in the following: the test substance potassium metaborate is a white, odourless, crystalline solid.