Iodic Acid

CAS #:

Linear Formula:

HIO3

MDL Number:

MFCD00011348

EC No.:

231-962-1

ORDER

PRODUCT Product Code ORDER SAFETY DATA TECHNICAL DATA
(2N) 99% Iodic Acid
I-H-02
Pricing > SDS > Data Sheet >
(3N) 99.9% Iodic Acid
I-H-03
Pricing > SDS > Data Sheet >
(4N) 99.99% Iodic Acid
I-H-04
Pricing > SDS > Data Sheet >
(5N) 99.999% Iodic Acid
I-H-05
Pricing > SDS > Data Sheet >

Iodic Acid Properties (Theoretical)

Compound Formula HIO3
Molecular Weight 175.91
Appearance White to off-white powder, crystals, or chunks
Melting Point 110 °C
Boiling Point N/A
Density 4.629 g/cm3
Solubility in H2O N/A
Exact Mass 175.897042
Monoisotopic Mass 175.897042

Iodic Acid Health & Safety Information

Signal Word Danger
Hazard Statements H272-H314
Hazard Codes O,C
Risk Codes 8-34
Safety Statements 17-26-36/37/39-45
RTECS Number N/A
Transport Information UN 3085 5.1/PG II
WGK Germany 3
GHS Pictograms

View and Print SDS

SAFETY DATA SHEET

Date Accessed: 11/25/2024
Date Revised:01/15/2022

SECTION 1. IDENTIFICATION

Product Name: Iodic Acid

Product Number: All applicable American Elements product codes, e.g. I-H-02 , I-H-03 , I-H-04 , I-H-05

CAS #: 7782-68-5

Relevant identified uses of the substance: Scientific research and development

Supplier details:
American Elements
10884 Weyburn Ave.
Los Angeles, CA 90024
Tel: +1 310-208-0551
Fax: +1 310-208-0351

Emergency telephone number:
Domestic, North America: +1 800-424-9300
International: +1 703-527-3887


SECTION 2. HAZARDS IDENTIFICATION

Classification
This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200)
Oxidizing solids Category 2
Skin Corrosion/Irritation Category 1 A
Serious Eye Damage/Eye Irritation Category 1
Specific target organ toxicity (single exposure) Category 3
Target Organs - Respiratory system.
Label Elements
Signal Word
Danger
Hazard Statements
May intensify fire; oxidizer
Causes severe skin burns and eye damage
May cause respiratory irritation

Flame Over Circle - GHS03 Corrosion - GHS05 Exclamation Mark - GHS07

Precautionary Statements
Prevention
Do not breathe dust/fume/gas/mist/vapors/spray
Wash face, hands and any exposed skin thoroughly after handling
Wear protective gloves/protective clothing/eye protection/face protection
Use only outdoors or in a well-ventilated area
Keep away from heat/sparks/open flames/hot surfaces. - No smoking
Keep/Store away from clothing/ other combustible materials
Take any precaution to avoid mixing with combustibles
Response
Immediately call a POISON CENTER or doctor/physician
Inhalation
IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
Skin
IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower
Wash contaminated clothing before reuse
Eyes
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
Ingestion
IF SWALLOWED: Rinse mouth. DO NOT induce vomiting
Fire
In case of fire: Use CO2, dry chemical, or foam for extinction
Storage
Store locked up
Store in a well-ventilated place. Keep container tightly closed
Disposal
Dispose of contents/container to an approved waste disposal plant
Hazards not otherwise classified (HNOC)
None identified


SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS

Component - Iodic acid (HIO3)
CAS-No.: 7782-68-5
Weight %: >95


SECTION 4. FIRST AID MEASURES

General Advice Show this safety data sheet to the doctor in attendance. Immediate medical attention is required.
Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes.
Immediate medical attention is required. Keep eye wide open while rinsing.
Skin Contact Wash off immediately with soap and plenty of water while removing all contaminated
clothes and shoes. Call a physician immediately.
Inhalation Remove to fresh air. If not breathing, give artificial respiration. Call a physician or poison
control center immediately. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; give artificial respiration with the aid of a pocket mask equipped with a
one-way valve or other proper respiratory medical device.
Ingestion
Immediate medical attention is required. Do NOT induce vomiting. Drink plenty of water.
Never give anything by mouth to an unconscious person.
Most important symptoms and effects
Causes burns by all exposure routes. Product is a corrosive material. Use of gastric
lavage or emesis is contraindicated. Possible perforation of stomach or esophagus should
be investigated: Ingestion causes severe swelling, severe damage to the delicate tissue
and danger of perforation
Notes to Physician Treat symptomatically


SECTION 5. FIREFIGHTING MEASURES

Suitable Extinguishing Media CO 2, dry chemical, dry sand, alcohol-resistant foam.
Unsuitable Extinguishing Media No information available
Flash Point No information available
Method - No information available
Autoignition Temperature
Explosion Limits
Upper No data available
Lower No data available
Oxidizing Properties Oxidizer
Sensitivity to Mechanical Impact No information available
Sensitivity to Static Discharge No information available
Specific Hazards Arising from the Chemical
The product causes burns of eyes, skin and mucous membranes. Oxidizer: Contact with combustible/organic material may cause
fire. May ignite combustibles (wood paper, oil, clothing, etc.).
Hazardous Combustion Products
Thermal decomposition can lead to release of irritating gases and vapors.
Protective Equipment and Precautions for Firefighters
As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full
protective gear. Thermal decomposition can lead to release of irritating gases and vapors.
NFPA
Health
3
Flammability
3
Instability
3
Physical hazards
OX


SECTION 6. ACCIDENTAL RELEASE MEASURES

Personal Precautions Use personal protective equipment as required. Evacuate personnel to safe areas. Avoid
contact with skin, eyes or clothing.
Environmental Precautions Should not be released into the environment. Do not allow material to contaminate ground
water system.
Methods for Containment and Clean
Up
Sweep up and shovel into suitable containers for disposal. Avoid dust formation. Soak up
with inert absorbent material. Keep in suitable, closed containers for disposal. Sweep up
and shovel into suitable containers for disposal.


SECTION 7. HANDLING AND STORAGE

Handling Do not get in eyes, on skin, or on clothing. Wear personal protective equipment/face
protection. Use only under a chemical fume hood. Do not breathe dust. Do not ingest. If
swallowed then seek immediate medical assistance. Keep away from clothing and other combustible materials.
Storage Corrosives area. Keep containers tightly closed in a dry, cool and well-ventilated place. Do
not store near combustible materials.


SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION

combustible materials.
Storage Corrosives area. Keep containers tightly closed in a dry, cool and well-ventilated place. Do
not store near combustible materials.
Engineering Measures Ensure adequate ventilation, especially in confined areas. Ensure that eyewash stations
and safety showers are close to the workstation location.
Personal Protective Equipment
Eye/face Protection Tight sealing safety goggles. Face protection shield.
Skin and body protection Wear appropriate protective gloves and clothing to prevent skin exposure.
Respiratory Protection Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline
respirator in the positive pressure mode with emergency escape provisions.
Hygiene Measures Handle in accordance with good industrial hygiene and safety practice


SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES

Physical State Powder Solid
Appearance Beige
Odor Odorless
Odor Threshold No information available
pH 2.0 Acidic
Melting Point/Range 110 °C / 230 °F
Boiling Point/Range No information available
Flash Point No information available
Evaporation Rate Not applicable
Flammability (solid,gas) No information available
Flammability or explosive limits
Upper No data available
Lower No data available
Vapor Pressure negligible
Vapor Density Not applicable
Specific Gravity No information available
Solubility Soluble in water
Partition coefficient; n-octanol/water No data available
Autoignition Temperature
Decomposition Temperature No information available
Viscosity Not applicable
Molecular Formula H I O3
Molecular Weight 175.91


SECTION 10. STABILITY AND REACTIVITY

Reactive Hazard Yes
Stability Stable under normal conditions. Oxidizer: Contact with combustible/organic material may
cause fire. Sensitivity to light.
Conditions to Avoid Incompatible products. Excess heat. Combustible material. Exposure to light.
Incompatible Materials Organic materials, Alcohols, Reducing Agent, Strong reducing agents, Combustible material
Hazardous Decomposition Products Thermal decomposition can lead to release of irritating gases and vapors
Hazardous Polymerization Hazardous polymerization does not occur.
Hazardous Reactions None under normal processing.


SECTION 11. TOXICOLOGICAL INFORMATION

Acute Toxicity
Product Information No acute toxicity information is available for this product
Component Information
Toxicologically Synergistic
Products
No information available
Delayed and immediate effects as well as chronic effects from short and long-term exposure
Irritation Causes burns by all exposure routes
Sensitization No information available
Carcinogenicity The table below indicates whether each agency has listed any ingredient as a carcinogen.
Mutagenic Effects No information available
Reproductive Effects No information available.
Developmental Effects No information available.
Teratogenicity No information available.
STOT - single exposure Respiratory system
STOT - repeated exposure None known
Aspiration hazard No information available
Symptoms / effects,both acute and
delayed
Product is a corrosive material. Use of gastric lavage or emesis is contraindicated.
Possible perforation of stomach or esophagus should be investigated: Ingestion causes
severe swelling, severe damage to the delicate tissue and danger of perforation
Endocrine Disruptor Information No information available
Other Adverse Effects The toxicological properties have not been fully investigated.


SECTION 12. ECOLOGICAL INFORMATION

Ecotoxicity
Do not empty into drains.
Persistence and Degradability Soluble in water Persistence is unlikely based on information available.
Bioaccumulation/ Accumulation No information available.
Mobility Will likely be mobile in the environment due to its water solubility.


SECTION 13. DISPOSAL CONSIDERATIONS

Waste Disposal Methods Chemical waste generators must determine whether a discarded chemical is classified as a
hazardous waste. Chemical waste generators must also consult local, regional, and
national hazardous waste regulations to ensure complete and accurate classification.


SECTION 14. TRANSPORT INFORMATION

DOT
UN-No UN3085
Proper Shipping Name Oxidizing solid, corrosive, n.o.s.
Technical Name (IODIC ACID)
Hazard Class 5.1
Subsidiary Hazard Class 8
Packing Group II
TDG
UN-No UN3085
Proper Shipping Name Oxidizing solid, corrosive, n.o.s.
Hazard Class 5.1
Subsidiary Hazard Class 8
Packing Group II
IATA
UN-No UN3085
Proper Shipping Name Oxidizing solid, corrosive, n.o.s.
Hazard Class 5.1
Subsidiary Hazard Class 8
Packing Group II
IMDG/IMO
UN-No UN3085
Proper Shipping Name Oxidizing solid, corrosive, n.o.s.
Hazard Class 5.1
Subsidiary Hazard Class 8
Packing Group II


SECTION 15. REGULATORY INFORMATION

U.S. Federal Regulations
SARA 313 Not applicable
SARA 311/312 Hazard Categories See section 2 for more information
CWA (Clean Water Act) Not applicable
Clean Air Act Not applicable
OSHA - Occupational Safety and
Health Administration
Not applicable
CERCLA Not applicable
California Proposition 65 This product does not contain any Proposition 65 chemicals.
U.S. State Right-to-Know
Regulations
Not applicable
U.S. Department of Transportation
Reportable Quantity (RQ): N
DOT Marine Pollutant N
DOT Severe Marine Pollutant N
U.S. Department of Homeland
Security
This product does not contain any DHS chemicals.
Other International Regulations
Mexico - Grade No information available


SECTION 16. OTHER INFORMATION

Safety Data Sheet according to Regulation (EC) No. 1907/2006 (REACH). The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. American Elements shall not be held liable for any damage resulting from handling or from contact with the above product. See reverse side of invoice or packing slip for additional terms and conditions of sale. COPYRIGHT 1997-2022 AMERICAN ELEMENTS. LICENSED GRANTED TO MAKE UNLIMITED PAPER COPIES FOR INTERNAL USE ONLY.

About Iodic Acid

Iodic Acid is generally immediately available in most volumes. High purity, submicron and nanopowder forms may be considered. American Elements produces to many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement.

Iodic Acid Synonyms

Monoiodic acid, trioxoiodic acid, Iodic(V) acid, hydrogen trioxoiodate, hydroxidodioxidoiodine

Chemical Identifiers

Linear Formula HIO3
MDL Number MFCD00011348
EC No. 231-962-1
Beilstein/Reaxys No. N/A
Pubchem CID 24345
IUPAC Name iodic acid
SMILES O=I(=O)O
InchI Identifier InChI=1S/HIO3/c2-1(3)4/h(H,2,3,4)
InchI Key ICIWUVCWSCSTAQ-UHFFFAOYSA-N

Packaging Specifications

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Shipping documentation includes a Certificate of Analysis and Safety Data Sheet (SDS). Solutions are packaged in polypropylene, plastic or glass jars up to palletized 440 gallon liquid totes, and 36,000 lb. tanker trucks.

Related Elements

Iodine

See more Iodine products. Iodine (atomic symbol: I, atomic number: 53) is a Block P, Group 17, Period 5 element with an atomic radius of 126.90447. The number of electrons in each of Iodine's shells is 2, 8, 18, 18, 7 and its electron configuration is [Kr] 4d10 5s2 5p5. The iodine atom has a radius of 140 pm and a Van der Waals radius of 198 pm. In its elemental form, iodine has a lustrous metallic gray appearance as a solid and a violet appearance as a gas or liquid solution. Elemental IodineIodine forms compounds with many elements, but is less active than the other halogens. It dissolves readily in chloroform, carbon tetrachloride, or carbon disulfide. Iodine compounds are important in organic chemistry and very useful in the field of medicine. Iodine was discovered and first isolated by Bernard Courtois in 1811. The name Iodine is derived from the Greek word "iodes" meaning violet.

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