[No public or meaningful name is available]

PBT assessment

PBT assessment: overall result

Reference

Name:

LE_CSH_nano

Type of composition:

legal entity composition of the substance

State / form:

solid: nanoform

Related composition:

BC_CSH_nano

Reference substance:

LE_CSH_nano

Reference substance:

LE_CSH_nano

Reference substance:

LE_CSH_nano

Reference substance:

LE_CSH_nano

Type of information reported:

single nanoform

Name of nanoform:

LE_CSH_nano

Shape category:

elongated

Shape:

rod

Pure shape:

yes

Shape category:

elongated

Percentile:

D10

Typical value:

10 nm

Range:

> 1 - < 40 nm

Percentile:

D50

Typical value:

24.1 nm

Range:

> 10 - < 60 nm

Percentile:

D90

Typical value:

65.7 nm

Range:

> 50 - < 160 nm

Typical length:

175.4 nm

Range of length:

> 50 - < 500 nm

Typical aspect ratio (:1):

7.4

Range of aspect ratio (:1):

>= 3 - <= 20

Additional information:

Values obtained from analysis of TEM images.

Fraction of constituent particles in the size range 1-100 nm:

>= 94 - < 100 %

Structure:

amorphous

Name:

X-ray amorphous phase

Pure structure:

no

Range:

>= 68.7 - <= 88.7 %

Structure:

crystalline

Name:

calcium carbonate (calcite)

Pure structure:

no

Range:

>= 2 - <= 8 %

Structure:

crystalline

Name:

calcium hydroxide (portlandite)

Pure structure:

no

Range:

>= 5 - <= 15 %

Structure:

crystalline

Name:

silicon dioxide (quartz)

Pure structure:

no

Range:

>= 4 - <= 7 %

Structure:

crystalline

Name:

xonotlite (mineral of the calcium silicate hydrate group)

Pure structure:

no

Range:

>= 0 - <= 1 %

Typical specific surface area:

102 m²/g

Range of specific surface area:

> 40 - <= 150 m²/g

Surface treatment applied:

no

PBT status:

PBT assessment does not apply

Justification:

According to REACH Regulation (EC) 1907/2006, Annex XIII, the PBT assessment was not conducted as the substance is inorganic.

The PBTand vPvB criteria do not apply to inorganic substances.