Phosphorodifluoridicacid cas no:13779-41-4

NamePhosphorodifluoridicacid
CAS13779-41-4
SynonymsDifluorophosphoricacid; Fluophosphoric acid (F2(HO)PO)
EINECS(EC#)237-421-6
Molecular FormulaF2H O2 P
Molecular Weight101.98

Hazardclass8

Hazard C: Corrosive;
Risk R20/21/22
Safety

Toxic and corrosive material. Very irritating to the skin, eyes, and mucous membranes. When heated to decomposition it emits very toxic fumes of PO_x and F⁻. Used as a catalyst. See also PHOSPHORODIFLUORIDIC ACID, anhydrous.

Hazard Codes C
Risk Statements 20/21/22-35
R20/21/22: Phosphorodifluoridic acid (CAS NO.13779-41-4) is harmful by inhalation, in contact with skin and if swallowed. 
R35:Causes severe burns.
Safety Statements 26-27-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S27:Take off immediately all contaminated clothing. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR 3264
Hazard Note Corrosive
HazardClass 8
PackingGroup II