Registration Dossier

Manufacture, use & exposure

Uses by professional workers

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Uses by professional workers

Contributing activity / technique for the environment
Name of activity / technique:
Use of dihydrogen wolframate in research and development
Environmental release category (ERC):
ERC8a: Widespread use of non-reactive processing aid (no inclusion into or onto article, indoor)
ERC8d: Widespread use of non-reactive processing aid (no inclusion into or onto article, outdoor)
Contributing activity / technique for workers
Name of activity / technique:
Various research and development activities at room temperature using dihydrogen wolframate include mixing or blending formulations, article preparations using low energy activities at laboratories and industrial sites.
Process category (PROC):
PROC 5: Mixing or blending in batch processes
PROC 14: Tabletting, compression, extrusion, pelletisation, granulation
PROC 15: Use as laboratory reagent
PROC 20: Use of functional fluids in small devices
Product category used:
PC 7: Base metals and alloys
Sector of end use:
SU 24: Scientific research and development
Substance supplied to that use in form of:
as such
in a mixture
Subsequent service life relevant to this use:
no
Related assessment:
use assessed in a joint CSR

Uses by professional workers

Contributing activity / technique for the environment
Name of activity / technique:
Use of tungstic acid in research and development
Environmental release category (ERC):
ERC8a: Widespread use of non-reactive processing aid (no inclusion into or onto article, indoor)
ERC8d: Widespread use of non-reactive processing aid (no inclusion into or onto article, outdoor)
Contributing activity / technique for workers
Name of activity / technique:
Various research and development activities at room temperature using tungstic acid include mixing or blending formulations, article preparations using low energy activities at laboratories and industrial sites
Process category (PROC):
PROC 5: Mixing or blending in batch processes
PROC 14: Tabletting, compression, extrusion, pelletisation, granulation
PROC 15: Use as laboratory reagent
PROC 20: Use of functional fluids in small devices
Product category used:
PC 7: Base metals and alloys
Sector of end use:
SU 24: Scientific research and development
Substance supplied to that use in form of:
as such
in a mixture
Subsequent service life relevant to this use:
no
Related assessment:
use assessed in a joint CSR but not a lead’s own use

Uses by professional workers

Contributing activity / technique for the environment
Environmental release category (ERC):
ERC8b: Widespread use of reactive processing aid (no inclusion into or onto article, indoor)
Contributing activity / technique for workers
Process category (PROC):
PROC 5: Mixing or blending in batch processes
PROC 8a: Transfer of substance or mixture (charging and discharging) at non-dedicated facilities
Subsequent service life relevant to this use:
no

Uses by professional workers

Contributing activity / technique for the environment
Name of activity / technique:
Use of paint and ceramic glaze containing tungstic acid
Environmental release category (ERC):
ERC8c: Widespread use leading to inclusion into/onto article (indoor)
ERC8f: Widespread use leading to inclusion into/onto article (outdoor)
Contributing activity / technique for workers
Name of activity / technique:
Use of glaze containing tungstic acid to manufacture ceramics
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 4: Chemical production where opportunity for exposure arises
PROC 5: Mixing or blending in batch processes
PROC 7: Industrial spraying
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
PROC 10: Roller application or brushing
PROC 13: Treatment of articles by dipping and pouring
PROC 22: Potentially closed processing operations with minerals/metals at elevated temperature. Industrial setting
Product category used:
PC 9a: Coatings and paints, thinners, paint removes
Sector of end use:
SU 13: Manufacture of other non-metallic mineral products, e.g. plasters, cement
SU 15: Manufacture of fabricated metal products, except machinery and equipment
Substance supplied to that use in form of:
in a mixture
Subsequent service life relevant to this use:
yes
Related assessment:
use assessed in a joint CSR but not a lead’s own use

Uses by professional workers

Contributing activity / technique for the environment
Environmental release category (ERC):
ERC8c: Widespread use leading to inclusion into/onto article (indoor)
ERC8d: Widespread use of non-reactive processing aid (no inclusion into or onto article, outdoor)
ERC8f: Widespread use leading to inclusion into/onto article (outdoor)
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 4: Chemical production where opportunity for exposure arises
PROC 5: Mixing or blending in batch processes
PROC 7: Industrial spraying
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
PROC 10: Roller application or brushing
PROC 13: Treatment of articles by dipping and pouring
PROC 14: Tabletting, compression, extrusion, pelletisation, granulation
PROC 15: Use as laboratory reagent
PROC 20: Use of functional fluids in small devices
PROC 22: Potentially closed processing operations with minerals/metals at elevated temperature. Industrial setting
Subsequent service life relevant to this use:
yes

Uses by professional workers

Contributing activity / technique for the environment
Environmental release category (ERC):
ERC8b: Widespread use of reactive processing aid (no inclusion into or onto article, indoor)
Contributing activity / technique for workersopen allclose all
Name of activity / technique:
Step 1:Transport and Preparation
Process category (PROC):
PROC 8a: Transfer of substance or mixture (charging and discharging) at non-dedicated facilities
Name of activity / technique:
Step 2: Mixing and preparation
Process category (PROC):
PROC 5: Mixing or blending in batch processes
Product category used:
PC 0: Other: Catalyst
Sector of end use:
SU 10: Formulation [mixing] of preparations and/or re-packaging (excluding alloys)
SU 0: Other: Industrial uses: Uses of substances as such or in preparations at industrial sites
Subsequent service life relevant to this use:
no
Related assessment:
use assessed in a joint CSR

Uses by professional workers

Contributing activity / technique for the environment
Environmental release category (ERC):
ERC8a: Widespread use of non-reactive processing aid (no inclusion into or onto article, indoor)
ERC8d: Widespread use of non-reactive processing aid (no inclusion into or onto article, outdoor)
Contributing activity / technique for workers
Process category (PROC):
PROC 5: Mixing or blending in batch processes
PROC 14: Tabletting, compression, extrusion, pelletisation, granulation
PROC 15: Use as laboratory reagent
PROC 20: Use of functional fluids in small devices
Subsequent service life relevant to this use:
no