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7783-83-7

Name Ammonium ferric sulfate dodecahydrate
CAS 7783-83-7
EINECS(EC#) 233-382-4
Molecular Formula FeH28NO20S2
MDL Number MFCD00150004
Molecular Weight 482.19
MOL File 7783-83-7.mol
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Chemical Properties

Appearance slightly grey-purple adhering crystals or powder
Melting point  39-41 °C(lit.)
Boiling point  230 °C
density  1.71
storage temp.  Store at RT.
solubility  H2O: 1 m at 20 °C, complete, yellow-brown to red brown
form  Solid
color  slightly violet
Specific Gravity 1.71
Odor Odorless
PH 1.8 (100g/l, H2O, 20℃)
PH Range 1
Water Solubility  1240 g/L (25 ºC)
Merck  14,521
Exposure limits ACGIH: TWA 1 mg/m3
NIOSH: TWA 1 mg/m3
LogP -1.031 (est)
Uses
Medicine, analytical chemistry, textile dyeing (mordant).
CAS DataBase Reference 7783-83-7(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/38:Irritating to eyes and skin .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
WGK Germany  3
RTECS  WS5900000
F  3
TSCA  Yes
PackingGroup  III
HS Code  28333000

Hazard Information

Material Safety Data Sheet(MSDS)

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