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Physical & Chemical properties

Additional physico-chemical information

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Administrative data

Endpoint:
additional physico-chemical information
Type of information:
experimental study
Adequacy of study:
key study
Study period:
August 2009
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Meets national/international standards.

Data source

Referenceopen allclose all

Reference Type:
other company data
Title:
Unnamed
Year:
2009
Report Date:
2009
Reference Type:
other company data
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

Test guideline
Qualifier:
equivalent or similar to
Guideline:
other: BET (DIN 66 131)
Principles of method if other than guideline:
based on the adsorption of gaseous nitrogen at the temperature of liquid nitrogen.
[according to Brunauer, Emmet, Teller (BET),  J. Amer. Chem. Soc., 60, 309 (1938)]
Tri Star 3000, / 5 Point BET PQ 47.04
GLP compliance:
not specified
Endpoint investigated:
other: Surface area

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): Microcal ET
- Substance type: inorganic
- Physical state: solid

Results and discussion

Results:
BET Surface area: 32 m2/g (average, n = 3)
single determinations: 30, 40, 25 m2/g

Applicant's summary and conclusion