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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Particle size distribution (Granulometry)

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
August 2009
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: measured data from company
Principles of method if other than guideline:
laser diffraction method, Mastersizer 2000, Ver. 5.54
GLP compliance:
not specified
Type of method:
Laser scattering/diffraction
Type of particle tested:
other: see Remarks
Remarks:
powder
Type of distribution:
volumetric distribution
Remarks on result:
other: see Remarks
Remarks:
see below results
No.:
#1
Size:
< 420 µm
Distribution:
99 %
Remarks on result:
other: see Remarks
Remarks:
granules, molar ratio SiO2/ K2O = 2.5

 

2.5 Molar Ratio

3.2 Molar Ratio

 

Powder

Powder

<420 µm (%)

99

Mean particle size (µm)

220 -320

Description of key information

Powder: 220 - 320 µm (Mean particle size)

Additional information