Chromium trioxide

H271
H350
H340
H361f ***
H330
H311
H301
H372 **
H314
H334
H317
H400
H410

10000 - 100000 tonnes per annum

corrosioninhibitor, Chromium plating, copper stripping, aluminum anodizing, photography; in purifying oil and acetylene

SU 10: Formulation [mixing] of preparations and/or re-packaging (excluding alloys)
SU 12: Manufacture of plastics products, including compounding and conversion
SU 15: Manufacture of fabricated metal products, except machinery and equipment
SU 8: Manufacture of  bulk, large scale chemicals (including petroleum products)
SU 9: Manufacture of fine chemicals

PC 14: Metal surface treatment products, including galvanic and electroplating products
PC 15: Non-metal-surface treatment products
PC 19: Intermediate
PC 20: Products such as ph-regulators, flocculants, precipitants, neutralisation agents
PC 21: Laboratory chemicals
PC 2: Adsorbents

ERC 1: Manufacture of substances
ERC 2: Formulation of preparations
ERC 3: Formulation in materials
ERC 4: Industrial use of processing aids in processes and products, not becoming part of articles
ERC 5: Industrial use resulting in inclusion into or onto a matrix
ERC 6a: Industrial use resulting in manufacture of another substance (use of intermediates)
ERC 6b: Industrial use of reactive processing aids
ERC 8b: Wide dispersive indoor use of reactive substances in open systems

PROC 10: Roller application or brushing
PROC 13: Treatment of articles by dipping and pouring
PROC 14: Production of preparations or articles by tabletting, compression, extrusion, pelletisation
PROC 15: Use as laboratory reagent
PROC 1: Use in closed process, no likelihood of exposure
PROC 2: Use in closed, continuous  process with occasional controlled exposure
PROC 3: Use in closed batch process (synthesis or formulation)
PROC 4: Use in batch and other process (synthesis) where opportunity for exposure arises
PROC 5: Mixing or blending in batch processes for formulation of preparations and articles (multistage and/or significant contact)
PROC 8a: Transfer of substance or preparation (charging/discharging) from/to vessels/large containers at non-dedicated facilities
PROC 8b: Transfer of substance or preparation (charging/discharging) from/to vessels/large containers at dedicated facilities
PROC 9: Transfer of substance or preparation into small containers (dedicated filling line, including weighing)