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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

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
November 22, 2016
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Substance was dispersed in water using ultrasounds and the particle sized measured by laser diffraction.
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-methylenediacrylamide
EC Number:
203-750-9
EC Name:
N,N'-methylenediacrylamide
Cas Number:
110-26-9
Molecular formula:
C7H10N2O2
IUPAC Name:
N,N'-methylenediacrylamide
Test material form:
solid: crystalline
Details on test material:
Purity = 99.8%
Specific details on test material used for the study:
FLOCRYL™ MBA
Batch No.: LQ27A2725

Results and discussion

Particle sizeopen allclose all
Key result
Percentile:
D50
Mean:
99.92 µm
St. dev.:
0
Key result
Percentile:
D90
Mean:
196.61 µm
St. dev.:
0

Applicant's summary and conclusion

Conclusions:
The average particle size of N,N'-Methylenediacrylamide is 99.92 µm.