NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Iron salts (soluble, as Fe)

CAS


RTECS
Synonyms & Trade Names

FeSO4: Ferrous sulfate, Iron(II) sulfate
FeCl2: Ferrous chloride, Iron(II) chloride
Fe(NO3)3: Ferric nitrate, Iron(III) nitrate
Fe(SO4)3: Ferric sulfate, Iron(III) sulfate
FeCl3: Ferric chloride, Iron(III) chloride
DOT ID & Guide

Exposure
Limits

NIOSH REL: TWA 1 mg/m3
OSHA PEL†: none
IDLH
N.D. See: IDLH INDEX
Conversion
Physical Description
Appearance and odor vary depending upon the specific soluble iron salt.
Properties vary depending upon the specific soluble iron salt.



Varies







Noncombustible Solids
Incompatibilities & Reactivities

Measurement Methods
NIOSH 7300, 7301, 7303, 9102; OSHA ID121, ID125G
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: Daily
Remove: No recommendation
Change: Daily

First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
Irritation eyes, skin, mucous membrane; abdominal pain, diarrhea, vomiting; possible liver damage
Target Organs
Eyes, skin, respiratory system, liver, gastrointestinal tract
See also: INTRODUCTION