Chromium trioxide

CAS Number
Chromium trioxide
SIN Groups
Chromium compounds
Reason for inclusion on the SIN List
Classified CMR according to Annex VI of Regulation 1272/2008
Date for inclusion on the SIN List
2008 September
REACH status, appears on
Source: ECHA
Candidate list
Authorisation list (annex XIV)
Registration information
Source: ECHA
Full registration, Intermediate registration
Hazard class and category code(s)
Source: ECHA
Ox. Sol. 1
Carc. 1A
Muta. 1B
Repr. 2
Acute Tox. 2 *
Acute Tox. 3 *
Acute Tox. 3 *
Skin Corr. 1A
Resp. Sens. 1
Skin Sens. 1
Aquatic Acute 1
Aquatic Chronic 1

Chemical information

Chromtrioxid; Trióxido de cromo; Trioxyde de chrome
EC number
Hazard statement code(s)
Source: ECHA
H361f ***
H372 **
Registered production volume
Source: ECHA
10000 - 100000 tonnes per annum
Possible uses
Source: HSDB
Chromium plating, copper stripping, aluminum anodizing, photography, surface treatment of metals
Technical function of substances
Source: HSDB
corrosioninhibitor, Chromium plating, copper stripping, aluminum anodizing, photography; in purifying oil and acetylene
Registered use(s) - Sector End Use (SU)
Source: ECHA
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
Registered use(s) - Chemical Product category (PC)
Source: ECHA
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
Registered use(s) - Environmental Release Category (ERC)
Source: ECHA
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
Registered use(s) - Process Category (PROC)
Source: ECHA
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)


Company Group
Company Name

BASF CORP, 111 W Irene Rd, Zachary, East Baton Rouge Parish, 70791, LA, , USA

BASF Nederland B.V., Groningensingel 1 Postbus 1019,6801, MC Arnhem, Netherlands

Bondex Trading Limited

BONDEX TRADING LTD in its legal capacity as Only Representative of Aktyubinsk Chromium Chemicals Plant, Kazakhstan, Abacus House 33 Gutter Lane, EC2V 8AR, London, United Kingdom


RS Bruce (Metals & Machinery) Ltd, March Street Darnall, S9 5DQ, Sheffield, United Kingdom


CLARIANT CORPORATION HILL STREET SITE, 1600 W Hill St, Louisville, Jefferson, 40210, KY, , USA

CLARIANT CORPORATION LOUISVILLE WEST PLANT, 1227 S 12th St, Louisville, Jefferson, 40210, KY, , USA

Clariant Produkte (Deutschland) GmbH, Am Unisys-Park 1,65843, Sulzbach am Taunus, Germany

Clariant Produkte (Deutschland) GmbH - US01, Am Unisys-Park 1,65843, Sulzbach am Taunus, Germany


ENTHONE INC, 9809 Industrial Dr., Bridgeview, Cook County, 60455-2393, IL, , USA


CROMITAL S.P.A. in its legal capacity as Only Representative of Soda Sanayii A.S., Strada Quattro, Pal. A7 - 20090 Assago (MI) Italia,20090, Assago/Milano, Italy

Egis Pharmaceuticals

EGIS Pharmaceuticals PLC, Keresztúri út 30-38, H-1106, Budapest, Hungary


ELEMENTIS CHROMIUM INC, 5408 Holly Shelter Road, Castle Hayne, New Hanover, 28429-6350, NC, , USA

Elementis Chromium LLP in its legal capacity as Only Representative of Elementis Chromium Inc, Elementis Chromium Eaglescliffe, TS16 0QG, Stockton on Tees, United Kingdom

Evonik Industries

Evonik Degussa GmbH, Rellinghauser Straße 1 - 11,45128, Essen, Germany

Great Chemical Synthesis group

Grupa Azoty S.A., ul. Kwiatkowskiego 8, 33-101, Tarnow, Poland

Haldor Topsøe

Haldor Topsoe A/S, Nymøllevej 50, DK28000, Lyngby, Denmark


HUNTER CHEMICAL LLC, 220 Commerce Dr, Fort Washington, Montgomery, 19034, PA, , USA


INEOS POLYETHYLENE NORTH AMERICA, 1230 Independence Pkwy S, La Porte, Harris, 77571, TX, , USA

Johnson Matthey

Johnson Matthey, Two Transam Plaza Drive, Oakbrook Terrace, Dupage County, 60181, IL, , USA

Johnson Matthey PLC, 5th Floor, 25 Farringdon Street , EC4A 4AB, London, United Kingdom


KOPPERS PEFORMANCE CHEMICALS, 3450 Fite Rd, Millington, Shelby, 38053, TN, , USA


LANXESS CORP, 111 Ridc Park West Dr, Pittsburgh, Allegheny County, 15275-1112, PA, , USA

LANXESS Deutschland GmbH in its legal capacity as Only Representative of LANXESS CISA (Pty) Ltd., Kennedyplatz 1,50569, Köln Nordrhein-Westfalen, Germany


MEXICHEM FLUOR INC., 4990b Ici Road, Saint Gabriel, Iberville, 70776, LA, , USA


PHIBROCHEM, Glenpointe Centre East, 3rd Floor, Teaneck, Bergen, 07666, NJ, , USA

Platform Specialty Products

A BRITE CO, 3217 Wood Dr, Garland, Dallas County, 75041, TX, , USA


POROCEL INDUSTRIES LLC, 10300 Arch Street Pike, Little Rock, Pulaski, 72206-4246, AR, , USA


REPSOL QUÍMICA, Calle Mendez Alvaro,44,28045, Madrid Madrid, Spain

Ruschrome Trading

RusChrome GmbH, Industriestrasse 4,70565, Stuttgart, Germany


SABIC Petrochemicals B.V., Europaboulevard 1, 6135 LD, Sittard, Netherlands

Service Provider

Chemical Inspection & Regulation Service Limited, Singleton House, Laurence Street, Co. Louth, Drogheda, Ireland

Chemservice S.A. (H5P7), 5, an de Laengten,6776, Grevenmacher, Luxembourg

Gentrochema BV, Esdoornlaan 19a, 4254 AT, Sleeuwijk, Netherlands

momaja s.r.o., Karolinská 650/1, 186 00, Prague 8, Czech Republic

REACHLaw Ltd., Vänrikinkuja 3 JK 21 , FI-02600, Espoo, Finland

Sustainability Support Services (Europe) AB, Markaskälsvägen 6,22647, Lund, Sweden


ATOTECH USA, 1750 Overview Drive, Rock Hill, York, 29730, SC, , USA

Total Petrochemicals Antwerpen NV, Scheldelaan 4,2030, Antwerpen, Belgium

Source: ECHA