Sodium ferrocyanide decahydrate

  • Sodium prussiate yellow
Formula
Na4Fe(CN)6.10H2O
Structure
Description
Odorless yellow solid.
Uses
In ore flotation, in photography for bleaching, toning and fixing, emulsion polymerization catalyst, to prevent caking of rock salt.

Registry Numbers and Inventories.
CAS
13601-19-9
EC (EINECS/ELINCS)
237-081-9
RTECS
LJ8145000
RTECS class
Other
Merck
12,8760
Beilstein/Gmelin
NA
Swiss Giftliste 1
G-7840
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C6N6Fe . 4 Na . 10 H2O
Formula mass
484.07
Decomposition point, °C
~50
Density
1.458 g/cm3 (20 C)

Hazards and Protection.
Storage
Keep tightly closed in a cool place in a tightly closed container.
Handling
Containers of this material may be hazardous when emptied. Since emptied containers retain product residues (vapor, liquid, and/or solid), all hazard precautions given in the data sheet must be observed.
Protection
Chemical splash goggles in compliance with OSHA regulations are advised; however, OSHA regulations also permit other type safety glasses. Wear resistant gloves. To prevent repeated or prolonged skin contact, wear impervious clothing and boots.
Respirators
If workplace exposure limit(s) of product or any component is exceeded (see exposure guidelines), a NIOSH/MSHA approved air supplied respirator is advised in absence of proper environmental control. OSHA regulations also permit other NIOSH/MSHA respirators (negative pressure type) under specified conditions.
Small spills/leaks
Small Spill - Sweep up material for disposal or recovery. Large Spill - Shovel material into containers. Thoroughly sweep area of spill to clean up any residual material. Persons not wearing protective equipment should be excluded from area of spill until clean-up has been completed.
Stability
Stable.
Decomposition
Hydrogen cyanide.

Fire.
Fire fighting
Wear a self-contained breathing apparatus with a full facepiece operated in the positive pressure demand mode with appropriate turn-out gear and chemical resistant personal protective equipment. Extinguish using media most appropriate for surrounding fire.
Fire potential
Nonflammable.

Health.
Poison_Class
4
Exposure effects
Symptoms of exposure to this material through breathing, swallowing, and/or passage of the material through the skin may include: stomach or intestinal upset (nausea, vomiting, diarrhea) cyanosis (causes blue coloring of the skin and nails from lack of oxygen).
   Ingestion
Swallowing small amounts of this material during normal handling is not likely to cause harmful effects. Swallowing large amounts may be harmful.
   Inhalation
This material is a dust or may produce dust. Breathing this material may be harmful or fatal. Symptoms may include severe irritation and burns to the nose, throat, and respiratory tract
   Skin
May cause mild skin irritation. Symptoms may include redness and burning of skin.
   Eyes
May cause mild eye irritation. Symptoms include stinging, tearing, and redness.

First aid
 
   Ingestion
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended.
   Inhalation
If symptoms develop, immediately move individual away from exposure and into fresh air. Seek immediate medical attention; keep person warm and quiet. If person is not breathing, begin artificial respiration. If breathing is difficult, administer oxygen. A cyanide antidote kit must be available at all times. Immediate first aid, including administration of oxygen and amyl nitrite, may be given by a trained layman. Medical treatment involves intravenous injection and must be administered by qualified medical personnel. Speed of treatment is very important. First aid given promptly is often the only treatment needed.
   Skin
Remove contaminated clothing. Wash exposed area with soap and water. If symptoms persist, seek medical attention. Launder clothing before reuse
   Eyes
Irrigate exposed eyes with copious amounts of tepid water for at least 15 minutes. If irritation, pain, swelling, lacrimation, or photophobia persist, the patient should be seen in a health care facility.

Transport.
USCG CHRIS Code
SFC