Registration Dossier
Registration Dossier
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A mixture of: pentasodium 7-amino-3-[[4-[[4-[[4-[[4-[(6-amino-1-hydroxy-3-sulfonato-2-naphthyl)azo]7-sulfonato-1-naphthyl]azo]phenyl]amino]-3-sulfonatophenyl]azo]6-sulfonato-1-naphthyl]azo]-4-hydroxynaphthalen-2-sulfonate; a mixture of: pentasodium 7-amino-8-[4-[4-[4-[4-(2-amino-5-hydroxy-7-sulfonato-naphthalen-1-ylazo)-7-sulfonatonaphthalen-1-ylazo]-phenylamino]-3-sulfonato-phenylazo]-6-sulfonato-naphthalen-1-ylazo]-4-hydroxy-naphthalene-2-sulfonate and pentasodium 7-amino-8-[4-[4-[4-[4-(6-amino-1-hydroxy-3-sulfonato-naphthalen-1-ylazo)-7-sulfonatonaphthalen-1-ylazo]-phenylamino]-3-sulfonato-phenylazo]-6-sulfonato-naphthalen-1-ylazo]-4-hydroxy-naphthalene-2-sulfonate; tetrasodium 7-amino-4-hydroxy-3-[4-[4-[4-(4-hydroxy-7-sulfonato-naphthalen-1-ylazo)-2-sulfonato-phenylamino]phenylazo]-6-sulfonato-naphthalen-1-ylazo]naphthalene-2-sulfonate; tetrasodium 7-amino-4-hydroxy-3-[4-[4-[4-(4-amino-7-sulfonato-naphthalen-1-ylazo)-2-sulfonato-phenylamino]phenylazo]-6-sulfonato-naphthalen-1-ylazo]naphthalene-2-sulfonate
EC number: 415-350-3 | CAS number: - COLUMBIADUNKELBLAU R
Particle size distribution (Granulometry)
Administrative data
Link to relevant study record(s)
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2019
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- documentation insufficient for assessment
- Justification for type of information:
- Tests were carried out using sieves with precise mesh sizes.
no guideline was followed - Qualifier:
- equivalent or similar to guideline
- Guideline:
- other: Sieve with appropriate Mesh size
- Principles of method if other than guideline:
- Tests were carried out using sieves with precise mesh sizes.
- GLP compliance:
- no
- Type of method:
- sedimentation (gravitational settling)
- Type of particle tested:
- aggregate
- Type of distribution:
- mass based distribution
- Mass median aerodynamic diameter:
- > 10 - < 200 µm
- Percentile:
- D10
- Mean:
- < 30 µm
- St. dev.:
- 0
- Remarks on result:
- other: single measure
- Percentile:
- D50
- Mean:
- < 63 µm
- St. dev.:
- 0
- Remarks on result:
- other: single measure
- Percentile:
- D90
- Mean:
- < 125 µm
- St. dev.:
- 0
- Remarks on result:
- other: single measure
- Conclusions:
- The substance particle size distribution was measured bu sieves and the results are:
D10 <30 µm
D50 < 63 µm
D90 < 125 µm
Reference
D10 <30 µm
D50 < 63 µm
D90 < 125 µm
Description of key information
D10 <30 µm
D50 < 63 µm
D90 < 125 µm
Additional information
The substance particle size distribution was measured bu sieves and the results are:
D10 <30 µm
D50 < 63 µm
D90 < 125 µm
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