POTASSIUM FERRICYANIDE (ICSC)

POTASSIUM FERRICYANIDE	ICSC: 1132

Date of Peer Review: October 2002

Tripotassium hexacyanoferrate (-3)
Potassium cyanoferrate
Potassium ferricyanate
Iron potassium cyanide

CAS #	13746-66-2	C₆FeK₃N₆ / K₃[Fe(CN)₆]
RTECS #	LJ8225000	Molecular mass: 329.25
UN #
EC #

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRST AID / FIRE FIGHTING
FIRE	Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.		In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION

EXPOSURE
Inhalation	Cough. Sore throat.	Avoid inhalation of dust.	Fresh air, rest.
Skin	Redness. Pain.	Protective gloves.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes	Redness. Pain.	Safety spectacles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion	Abdominal pain. Nausea. Vomiting.	Do not eat, drink, or smoke during work.	Rinse mouth. Give plenty of water to drink.

SPILLAGE DISPOSAL

PACKAGING & LABELLING

Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Carefully collect remainder, then remove to safe place. Do NOT let this chemical enter the environment. (Extra personal protection: P2 filter respirator for harmful particles.)

EU Classification
UN Classification

EMERGENCY RESPONSE

STORAGE

Separated from acids. Dry.

IPCS
International
Programme on
Chemical Safety

Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities © IPCS, CEC 1999

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POTASSIUM FERRICYANIDE

ICSC: 1132

IMPORTANT DATA

PHYSICAL STATE; APPEARANCE:
RED CRYSTALLINE POWDER

CHEMICAL DANGERS:
The substance decomposes on heating producing toxic gases including hydrogen cyanide. Reacts with acids, to produce cyanides, causing toxic hazard.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.

ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation and by ingestion.

INHALATION RISK:
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed, especially if powdered.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is mildly irritating to the eyes, the skin and the respiratory tract.

PHYSICAL PROPERTIES

Density: 1.89 g/cm^3
Solubility in water, g/100 ml: 46

ENVIRONMENTAL DATA

This substance may be hazardous in the environment; special attention should be given to aquatic organisms.

NOTES

Temperature of decomposition unknown in literature. Health effects of exposure to the substance have not been investigated adequately.

ADDITIONAL INFORMATION

LEGAL NOTICE

Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information

    See Also:
       Toxicological Abbreviations