Registration Dossier

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Handbook of reliable peer-reviewed data
Qualifier:
equivalent or similar to
Guideline:
EPA OPPTS 830.6302 (Color)
Qualifier:
equivalent or similar to
Guideline:
EPA OPPTS 830.6303 (Physical State)
GLP compliance:
not specified
Physical state at 20°C and 1013 hPa:
solid
Remarks:
Diiron tris(sulphate) anhydrous
Form:
crystalline
Form:
powder
Colour:
Greyish white (Commercial product usually contains about 20 % water and is yellowish in colour.)
Odour:
other: not stated
Substance type:
inorganic

Description of key information

Marketed as solid salt or aqueous solution

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

Table: Physical state of the registered category member salt forms under standard conditions (ISO 5011, i.e. 20 °C and 101.3 kPa)

Category member, Molecular Formula  Anhydrous form Hydrate form Aqueous solution
Ferric sulphate, Fe2(SO4)3 Solid crystalline powder, greyish white