Chemical Sampling Information
	Iron salts, soluble (as Fe)
Quick Links General Description Exposure Limits Health Factors Monitoring Search    [use word(s)/phrase] Table of Contents By Name A B C D E F G H I J K L M N O P Q R S T U V W X Y Z By CAS Number General Description Synonyms: 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 OSHA IMIS Code Number: 1522 Chemical Abstracts Service (CAS) Registry Number: Varies: 7720-78-7 (FeSO4) 17375-41-6, monohydrate & 7782-63-0, heptahydrate; 7758-94-3 (FeCl2) 16399-77-2, dihydrate & 13478-10-9, tetrahydrate; 10421-48-4 (Fe(NO3)3) 13476-08-9, hexahyrdate & 7782-61-8, nonahydrate; 10028-22-5 (Fe(SO4)3) 15244-10-7, monohydrate; 7705-08-0 (FeCl3) 10025-77-1, hexahydrate NIOSH Pocket Guide to Chemical Hazards, Iron Salts (Soluble, as Fe): chemical description, physical properties, potentially hazardous incompatibilities, and more Exposure Limits OSHA Permissible Exposure Limit (PEL) for Construction Industry: 29 CFR 1926.55 Appendix A -- 1 mg/m3 TWA OSHA Permissible Exposure Limit (PEL) for Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 1 mg/m3 TWA American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 1 mg/m3 TWA National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1 mg/m3 TWA Health Factors Potential symptoms: irritation eyes, skin, mucous membrane; abdominal pain, diarrhea, vomiting; possible liver damage Affected organs: eyes, skin, respiratory system, liver, gastrointestinal tract Monitoring Methods used by OSHA Laboratory Sampling/Analytical Method: sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns analytical solvent: Deionized Water maximum volume: 960 Liters   minimum volume: 480 Liters   maximum flow rate: 2.0 L/min current analytical method: Atomic Absorption Spectroscopy; AAS/Water extraction method reference: OSHA Analytical Method (OSHA ID-121, OSHA ID-105) method classification: Partially Validated note: If the filter is not overloaded, samples may be collected up to an 8-hour period. Analytical method does not distinguish between dust and fume. All Trademarks are the property of their respective owners.