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Name:
Periodic Acid
Synonym:
Para-Periodic Acid; P-Periodic Acid; Iodic Acid; Orthoperiodic Acid
CAS:
10450-60-9
Section 1 - Chemical Product
MSDS Name:Periodic Acid
Synonym:Para-Periodic Acid; P-Periodic Acid; Iodic Acid; Orthoperiodic Acid
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name emsds EINECS#
10450-60-9 Periodic acid 100 233-937-0
Hazard Symbols: O C
Risk Phrases: 34 8

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Causes burns. Contact with combustible material may cause fire.Corrosive.
Potential Health Effects
Eye:
Causes eye burns. May cause permanent corneal opacification. May cause chemical conjunctivitis and corneal damage.
Skin:
Causes skin burns. May cause skin rash (in milder cases), and cold and clammy skin with cyanosis or pale color.
Ingestion:
May cause severe and permanent damage to the digestive tract. Causes gastrointestinal tract burns. May cause perforation of the digestive tract. Causes digestive tract burns with immediate pain, swelling of the throat, convulsions, and possible coma. May cause systemic effects. May cause nausea, vomiting, and diarrhea, possibly with blood.
Inhalation:
May cause irritation of the respiratory tract with burning pain in the nose and throat, coughing, wheezing, shortness of breath and pulmonary edema. Causes chemical burns to the respiratory tract.
Aspiration may lead to pulmonary edema. May cause systemic effects.
May cause acute pulmonary edema, asphyxia, chemical pneumonitis, and upper airway obstruction caused by edema.
Chronic:
Effects may be delayed.

Section 4 - FIRST AID MEASURES
Eyes: Get medical aid immediately. Do NOT allow victim to rub eyes or keep eyes closed. Extensive irrigation with water is required (at least 30 minutes).
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Destroy contaminated shoes.
Ingestion:
Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Do NOT use mouth-to-mouth resuscitation. If breathing has ceased apply artificial respiration using oxygen and a suitable mechanical device such as a bag and a mask.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Material will not burn. Strong oxidizer. Contact with other material may cause fire. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Wear appropriate protective clothing to prevent contact with skin and eyes. Wear a self-contained breathing apparatus (SCBA) to prevent contact with thermal decomposition products. Use water with caution and in flooding amounts. Decomposes at high temperatures, resulting in toxic and corrosive products. Some oxidizers may react explosively with hydrocarbons(fuel). May accelerate burning if involved in a fire. Containers may explode when heated.
Extinguishing Media:
Contact professional fire-fighters immediately. For small fires, do NOT use dry chemicals, carbon dioxide, halon or foams. USE WATER ONLY. For large fires flood fire with water from a distance.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Remove all sources of ignition. Provide ventilation. Do not use combustible materials such as paper towels to clean up spill.

Section 7 - HANDLING and STORAGE
Handling:
Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation.
Avoid breathing vapors from heated material. Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing.
Keep container tightly closed. Avoid contact with clothing and other combustible materials. Avoid ingestion and inhalation. Discard contaminated shoes.
Storage:
Keep away from heat, sparks, and flame. Do not store near combustible materials. Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances. Heat can cause thermal decomposition and pressure build-up inside containers.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Use only under a chemical fume hood.
Exposure Limits CAS# 10450-60-9: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHAs eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear a chemical apron. Wear appropriate clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid
Color: white
Odor: odorless
pH: Acidic in solution.
Vapor Pressure: Negligible.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Decomposes.
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: 122 deg C
Solubility in water: Soluble in water.
Specific Gravity/Density: 1.4
Molecular Formula: HIO4.2H2O
Molecular Weight: 227.9359

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable. However, may decompose if heated.
Conditions to Avoid:
Incompatible materials, ignition sources, dust generation, excess heat, combustible materials, organic materials, reducing agents, heating to decomposition.
Incompatibilities with Other Materials:
Strong reducing agents, reducing agents, strong bases, dimethyl sulfoxide, finely powdered metals, tetraethylammonium hydroxide.
Hazardous Decomposition Products:
Irritating and toxic fumes and gases, hydrogen iodide, iodide ions (I-).
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 10450-60-9 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Periodic acid - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION

Section 13 - DISPOSAL CONSIDERATIONS
Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling.

Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: OXIDIZING SOLID, CORROSIVE, NOS(Periodic acid)
Hazard Class: 5.1
UN Number: 3085
Packing Group:
IMO
Shipping Name: OXIDIZING SOLID, CORROSIVE, NOS(Periodic acid)
Hazard Class: 5.1
UN Number: 3085
Packing Group:
RID/ADR
Shipping Name: OXIDIZING SOLID, CORROSIVE, NOS(Periodic acid)
Hazard Class: 5.1
UN Number: 3085
Packing group: III

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: O C
Risk Phrases:
R 34 Causes burns.
R 8 Contact with combustible material may cause
fire.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 27 Take off immediately all contaminated clothing.
S 28 After contact with skin, wash immediately
with...
WGK (Water Danger/Protection)
CAS# 10450-60-9: 2
Canada
CAS# 10450-60-9 is listed on Canadas DSL List.
CAS# 10450-60-9 is not listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 10450-60-9 is listed on the TSCA inventory.