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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
nanomaterial dustiness
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06/07/2010 to 07/07/2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: CIPAC Method MT 171
Deviations:
not specified
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Potassium pentaborate
EC Number:
234-371-7
EC Name:
Potassium pentaborate
Cas Number:
11128-29-3
Molecular formula:
B5KO8
IUPAC Name:
potassium 4-({4-[(oxoboranyl)oxy]-1,3,2,4-dioxadiboretan-2-yl}oxy)-1,3,2,4-dioxadiboretan-2-olate

Results and discussion

Dustiness index
Remarks on result:
other: Nearly dust free

Any other information on results incl. tables

Dustiness:

























Test item



Batch/reference No.



Weight of filter disk before dust collection (mg)



Weight of filter disk after dust collection (mg)



Weight of dust collected (mg)



Dust category



Assessment of dustiness



Dipotassium decaborate (potassium pentaborate granular)



014-10-018/019/020



60.1



61.9



1.7



1



Nearly dust free



Dipotassium decaborate (potassium pentaborate granular) did not produce significant amounts of dust and were classified as nearly dust free.


Applicant's summary and conclusion

Conclusions:
Dipotassium decaborate (potassium pentaborate granular) did not produce significant amounts of dust and were classified as nearly dust free.
Executive summary:

Dustiness test was performed according to the CIPAC method MT 171 under GLP compliance. Test item did not produce significant amounts of dust and were classified as nearly dust free.