Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Manufacture, use & exposure

Manufacture

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Manufacture

Registration/ Notification status for the use:
use registered according to REACH Article 10; total tonnage manufactured/imported >=10tonnes/year per registrant
Reference
Name:
PR 254
Type of composition:
legal entity composition of the substance
State / form:
solid: nanoform
Reference substance:
PR 254
Type of information reported:
single nanoform
Name of nanoform:
B1_PR254
Shape category:
spheroidal
Shape:
spherical
Pure shape:
yes
Typical specific surface area:
ca. 84 m²/g
Range of specific surface area:
>= 83 - <= 85 m²/g
Typical volume specific surface area:
ca. 132.5 m²/cm³
Skeletal density:
ca. 1.58 g/cm³
Surface treatment applied:
no
Contributing activity / technique for the environment
Environmental release category (ERC):
ERC1: Manufacture of the substance
Contributing activity / technique for workers
Process category (PROC):
PROC 2: Chemical production or refinery in closed continuous process with occasional controlled exposure or processes with equivalent containment conditions
PROC 3: Manufacture or formulation in the chemical industry in closed batch processes with occasional controlled exposure or processes with equivalent containment conditions
PROC 8a: Transfer of substance or mixture (charging and discharging) at non-dedicated facilities
PROC 8b: Transfer of substance or mixture (charging and discharging) at dedicated facilities

Manufacture

Contributing activity / technique for the environment
Environmental release category (ERC):
ERC1: Manufacture of the substance
Contributing activity / technique for workers
Process category (PROC):
PROC 4: Chemical production where opportunity for exposure arises
PROC 8b: Transfer of substance or mixture (charging and discharging) at dedicated facilities
PROC 15: Use as laboratory reagent
PROC28: Manual maintenance (cleaning and repair) of machinery