Ammonium ferric sulfate

HCID 61485CAS 10138-04-2
Substructure searchFind similar structures

Basic information

Standard SMILES
O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].[Fe+3].[NH4+]
InChIKey
XGGLLRJQCZROSE-UHFFFAOYSA-K
Molecular formula
H4FeNO8S2
Average molar mass
266 g/mol

Overview

RN refers to the hydrated compound

Names & identifiers

Preferred name
Ammonium ferric sulfate
IUPAC
azanium;iron(3+);disulfate

Names & synonyms

10138-04-2Monoammonium ferric disulfateAmmonium ferric sulfateAmmonium iron disulfateAmmonium ferric alumFerric ammonium alumFerriammonium sulfateIron ammonium disulfateFerric ammonium disulfateLUX2X1H1ICMonoammonium ferric sulfateferric ammonium sulfate anhydrous
Show more names
NSC-27280SULFURIC ACID, AMMONIUM IRON(3+) SALT (2:1:1)RefChem:557721233-382-4Iron ammonium sulfate dodecahydrateAmmonium iron(III) sulfateazanium;iron(3+);disulfateUNII-LUX2X1H1IC

Database identifiers

CAS
10138-04-2
PubChem CID
61485
UNII
LUX2X1H1IC
EC Number
233-382-4

Properties

Computed structural properties

Topological polar surface area
178 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
8
Rotatable bonds
0
Heavy atoms
12

Experimental & physicochemical properties

Chemical ClassesMetals -> Metals, Inorganic Compounds
Physical DescriptionDodecahydrate; Colorless to pale violet transparent solid; Efflorescent and odorless; Soluble in water; [Merck Index] Pale violet transparent crystals; [Mallinckrodt Baker MSDS]

Safety & regulation

GHS classification

GHS Classification · 5 items

This chemical does not meet GHS hazard criteria for 4.9% (6 of 123) of reports.

Danger

H302 (84.6%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 123 reports by companies from 11 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory Information · 3 items

Chemical: Sulfuric acid, ammonium iron(3+) salt (2:1:1)

Status: Active Update: 07-11-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/27525

Restricted substance: Ammonium iron bis(sulphate)

Other Safety InformationIMAP assessments - Sulfuric acid, ammonium iron(3+) salt (2:1:1): Human health tier I assessment
Hazards SummaryThe dodecahydrate is CAS# 7783-83-7; [Merck Index] May cause irritation; [Mallinckrodt Baker MSDS] See Iron salts, soluble.
Hazard Classes and CategoriesAcute Tox. 4 (84.6%)

Safety & protection

Threshold Limit Values (TLV)1.0 [mg/m3], as Fe (soluble iron salts)
Protective Action Criteria (PAC) · 3 items

14 [mg/m3]

160 [mg/m3]

950 [mg/m3]

Chemistry & industry

Uses & manufacturing

Uses · 2 items

Used as an indicator (argentimetric titrations), mordant (dyeing and printing textiles), and drug (astringent and styptic); [Merck Index] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]

Textiles (Printing, Dyeing, or Finishing) [Category: Industry]

General Manufacturing InformationSulfuric acid, ammonium iron(3+) salt (2:1:1): ACTIVE

Related reactions

4 records
New reaction record

Linked notes

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