NILE
CHEMICALS
Synonyms: Ammonium iron (II) sulfate (2:1:2); 
ammonium ferrous sulfate; ferrous ammonium sulfate, hexahydrate 
CAS No.: 10045-89-3 Anhydrous; (7783-85-9 Hexahydrate) 
Molecular Weight: 392.13 
Chemical Formula: Fe(NH4)2(SO4)2 6H2O 
Product Codes: 937
Ingredient CAS No Percent Hazardous
--------------------------------------- ------------ ------------ ---------
Ferrous Ammonium Sulfate 10045-89-3 90 - 100% Yes
Health Rating: 3 - Severe (Life) 
Flammability Rating: 0 - None 
Reactivity Rating: 1 - Slight 
Contact Rating: 2 - Moderate 
Lab Protective Equip: GOGGLES; LAB COAT; VENT HOOD; PROPER GLOVES 
Storage Color Code: Green (General Storage) 
-----------------------------------------------------------------------------------------------------------
Potential Health Effects 
---------------------------------- 
Inhalation: Causes irritation to the respiratory tract. Symptoms may 
include coughing, shortness of breath. 
Ingestion: Causes irritation to the gastrointestinal tract. Symptoms may 
include nausea, vomiting and diarrhea. Low toxicity in small quantities but 
larger dosages may cause nausea, vomiting, diarrhea, and black stool. Pink urine 
discoloration is a strong indicator of iron poisoning. Liver damage, coma, and 
death from iron poisoning has been recorded. 
Skin Contact: Causes irritation to skin. Symptoms include redness, 
itching, and pain. 
Eye Contact: Causes irritation, redness, and pain. 
Chronic Exposure: No information found. 
Aggravation of Pre-existing Conditions: Persons with pre-existing skin 
disorders or eye problems, or impaired liver, kidney or respiratory function may 
be more susceptible to the effects of the substance. 
Inhalation: Remove to fresh air. If not breathing, 
give artificial respiration. If breathing is difficult, give oxygen. Get medical 
attention. 
Ingestion: Induce vomiting immediately as directed by medical personnel. 
Never give anything by mouth to an unconscious person. Get medical attention.
Skin Contact: Immediately flush skin with plenty of water for at least 15 
minutes. Remove contaminated clothing and shoes. Get medical attention. Wash 
clothing before reuse. Thoroughly clean shoes before reuse. 
Eye Contact: Immediately flush eyes with plenty of water for at least 15 
minutes, lifting upper and lower eyelids occasionally. Get medical attention.
Fire: Not considered to be a fire hazard. Irritating 
and toxic ammonia gas may form in fires. 
Explosion: Not considered to be an explosion hazard. Sealed containers 
may rupture when heated. 
Fire Extinguishing Media: Use any means suitable for extinguishing 
surrounding fire. 
Special Information: Use protective clothing and breathing equipment 
appropriate for the surrounding fire. 
Ventilate area of leak or 
spill. Wear appropriate personal protective equipment as specified in Section 8. 
Spills: Sweep up and containerize for reclamation or disposal. Vacuuming or wet 
sweeping may be used to avoid dust dispersal. Small amounts of residue may be 
flushed to sewer with plenty of water. US Regulations (CERCLA) require reporting 
spills and releases to soil, water and air in excess of reportable quantities. 
The toll free number for the US Coast Guard National Response Center is (800) 
424-8802.
 
Keep in a tightly closed light-resistant container, stored in a cool, dry, ventilated area. Protect against physical damage. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.
Airborne Exposure Limits: -ACGIH Threshold Limit 
Value (TLV):1 mg/m3 (TWA) soluble iron salt as Fe 
Ventilation System: A system of local and/or general exhaust is 
recommended to keep employee exposures below the Airborne Exposure Limits. Local 
exhaust ventilation is generally preferred because it can control the emissions 
of the contaminant at its source, preventing dispersion of it into the general 
work area. Please refer to the ACGIH document, Industrial Ventilation, A 
Manual of Recommended Practices, most recent edition, for details. 
Personal Respirators (NIOSH Approved): If the exposure limit is exceeded 
and engineering controls are not feasible, a half facepiece particulate 
respirator (NIOSH type N95 or better filters) may be worn for up to ten times 
the exposure limit or the maximum use concentration specified by the appropriate 
regulatory agency or respirator supplier, whichever is lowest.. A full-face 
piece particulate respirator (NIOSH type N100 filters) may be worn up to 50 
times the exposure limit, or the maximum use concentration specified by the 
appropriate regulatory agency, or respirator supplier, whichever is lowest. If 
oil particles (e.g. lubricants, cutting fluids, glycerine, etc.) are present, 
use a NIOSH type R or P filter. For emergencies or instances where the exposure 
levels are not known, use a full-facepiece positive-pressure, air-supplied 
respirator. WARNING: Air-purifying respirators do not protect workers in 
oxygen-deficient atmospheres. 
Skin Protection: Wear impervious protective clothing, including boots, 
gloves, lab coat, apron or coveralls, as appropriate, to prevent skin contact.
Eye Protection: Use chemical safety goggles and/or full face shield where 
dusting or splashing of solutions is possible. Maintain eye wash fountain and 
quick-drench facilities in work area. 
Appearance: Pale blue-green crystals. 
Odor: Odorless. 
Solubility: 26.9 g/100cc water @ 20C (68F) 
Specific Gravity: 1.86 
pH: No information found. 
% Volatiles by volume @ 21C (70F): 0 
Boiling Point: Not applicable. 
Melting Point: 100 - 110C (212 - 230F) 
Vapor Density (Air=1): > 1.0 
Vapor Pressure (mm Hg): No information found. 
Evaporation Rate (BuAc=1): No information found. 
Stability: Stable under ordinary conditions of use 
and storage. Slowly oxidizes in moist air. 
Hazardous Decomposition Products: May emit ammonia, oxides of sulfur, 
oxides of nitrogen, and oxides of carbon. 
Hazardous Polymerization: Will not occur. 
Incompatibilities: Sulfuric acid 
Conditions to Avoid: Heat, light, moisture. 
Oral rat LD50: 3250 mg/kg
--------\Cancer Lists\------------------------------------------------------
---NTP Carcinogen---
Ingredient Known Anticipated IARC Category
------------------------------------ ----- ----------- -------------
Ferrous Ammonium Sulfate No No None
(10045-89-3)
Environmental Fate: No information found. 
Environmental Toxicity: No information found. 
Whatever cannot be saved for recovery or recycling should be managed in an appropriate and approved waste disposal facility. Processing, use or contamination of this product may change the waste management options. State and local disposal regulations may differ from federal disposal regulations. Dispose of container and unused contents in accordance with federal, state and local requirements.
Not regulated.
--------\Chemical Inventory Status - Part 1\---------------------------------
Ingredient TSCA EC Japan Australia
----------------------------------------------- ---- --- ----- ---------
Ferrous Ammonium Sulfate (10045-89-3) Yes Yes No Yes
--------\Chemical Inventory Status - Part 2\---------------------------------
--Canada--
Ingredient Korea DSL NDSL Phil.
----------------------------------------------- ----- --- ---- -----
Ferrous Ammonium Sulfate (10045-89-3) Yes Yes No Yes
--------\Federal, State & International Regulations - Part 1\----------------
-SARA 302- ------SARA 313------
Ingredient RQ TPQ List Chemical Catg.
----------------------------------------- --- ----- ---- --------------
Ferrous Ammonium Sulfate (10045-89-3) No No No No
--------\Federal, State & International Regulations - Part 2\----------------
-RCRA- -TSCA-
Ingredient CERCLA 261.33 8(d)
----------------------------------------- ------ ------ ------
Ferrous Ammonium Sulfate (10045-89-3) 1000 No No
Chemical Weapons Convention: No TSCA 12(b): No CDTA: No
SARA 311/312: Acute: Yes Chronic: No Fire: No Pressure: No
Reactivity: No (Pure / Solid)
Australian Hazchem Code: None allocated. 
Poison Schedule: None allocated. 
WHMIS: This MSDS has been prepared according to the hazard criteria of 
the Controlled Products Regulations (CPR) and the MSDS contains all of the 
information required by the CPR. 
Disclaimer: Nile Chemicals. provides the 
information contained herein in good faith but makes no representation as to its 
comprehensiveness or accuracy. This document is intended only as a guide to the 
appropriate precautionary handling of the material by a properly trained person 
using this product. Individuals receiving the information must exercise their 
independent judgment in determining its appropriateness for a particular 
purpose. NILE CHEMICALS. MAKES NO REPRESENTATIONS OR WARRANTIES, EITHER EXPRESS 
OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY WARRANTIES OF MERCHANTABILITY, 
FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE INFORMATION SET FORTH 
HEREIN OR THE PRODUCT TO WHICH THE INFORMATION REFERS. ACCORDINGLY, NILE 
CHEMICAlS. WILL NOT BE RESPONSIBLE FOR DAMAGES RESULTING FROM USE OF OR RELIANCE 
UPON THIS INFORMATION. 
 
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