Melting point :64 °C
Density :1.898 g/mL at 25 °C (lit.)
bulk density :600kg/m3
vapor pressure :14.6 mm Hg ( 25 °C)
storage temp. :Store at +15°C to +25°C.
solubility :25.6 g/100 mL (20°C)
form :Solution
color :Slightly greenish to blue
Specific Gravity :1.898
PH :3.0-4.0 (25℃, 50mg/mL in H2O)
Odor :pale bluish-grn. cryst. or gran., odorless
Water Solubility :25.6 g/100 mL (20 ºC)
Sensitive :Air Sensitive & Hygroscopic
Merck :14,4057
Exposure limits :ACGIH: TWA 1 mg/m3
NIOSH: TWA 1 mg/m3 Stability :Stable. Substances to be avoided include strong oxidizing agents. Air and moisture sensitive.
InChI :1S/Fe.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
InChIKey :SURQXAFEQWPFPV-UHFFFAOYSA-L
SMILES :[Fe+2].[S](=O)(=O)([O-])[O-].O.O.O.O.O.O.O
LogP :-1.031 (est)
CAS DataBase Reference :7782-63-0(CAS DataBase Reference)
EPA Substance Registry System :Ferrous sulfate heptahydrate (7782-63-0)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.