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Safety Data Sheet (SDS)

SDS #: 620
Revision Date: July 21, 2015
SECTION 1 — CHEMICAL PRODUCT AND COMPANY IDENTIFICATION

Potassium Chlorate

Flinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261
Chemtrec Emergency Phone Number: (800) 424-10145
Signal Word
DANGER
SECTION 2 — HAZARDS IDENTIFICATION
Hazard class: Oxidizing liquids (Category 1). May cause fire or explosion; strong oxidizer (H271). Do not spray on an open flame or other ignition source (P211).

Hazard class: Acute toxicity, oral and inhalation (Category 4). Harmful if swallowed or inhaled (H302+H332). Do not eat, drink or smoke when using this product (P270). Avoid breathing dust or fumes (P261).

Hazard class: Skin corrosion or irritation (Category 3). Causes mild skin irritation (H316).
Pictograms
SECTION 3 — COMPOSITION, INFORMATION ON INGREDIENTS
Component Name CAS Number Formula Formula Weight Concentration
Potassium chlorate

Synonyms: Chloric acid, potassium salt
698078 KClO3 122.56
SECTION 4 — FIRST AID MEASURES
Call a POISON CENTER or physician if you feel unwell (P312).
If inhaled: Remove victim to fresh air and keep at rest in a position comfortable for breathing (P304+P340).
If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do so. Continue rinsing (P305+P351+P338). If eye irritation persists eyes: Get medical advice or attention (P337+P313).
If skin irritation occurs: Get medical advice or attention (P332+P313).
If swallowed: Rinse mouth. Call a POISON CENTER or physician if you feel unwell.
SECTION 5 — FIRE FIGHTING MEASURES
Nonflammable solid. Strong oxidizer. Forms explosive mixtures with combustible materials. If only slightly contaminated, will explode when exposed to moderate shock or when heated. When heated to decomposition, may emit toxic fumes.
In case of fire: Use a tri-class dry chemical fire extinguisher.
NFPA Code
H-1
F-0
R-1
OX
SECTION 6 — ACCIDENTAL RELEASE MEASURES
Restrict unprotected personnel from area. Sweep up, place in sealed bag or container and dispose. Ventilate area and wash spill site after material pickup is complete. See Sections 8 and 13 for further information.
SECTION 7 — HANDLING AND STORAGE
Flinn Suggested Chemical Storage Pattern: Inorganic #6. Store with chlorates, bromates, iodates, chlorites, perchloric acid, and peroxides. Forms explosive mixtures with combustible materials. If only slightly contaminated, will explode when exposed to moderate shock or when heated. Keep container tightly closed. Keep and store away from clothing and combustible materials (P220). Use only in a hood or well-ventilated area (P271).
SECTION 8 — EXPOSURE CONTROLS, PERSONAL PROTECTION
Wear protective gloves, protective clothing, and eye protection. Wash hands thoroughly after handling (P264). Use only in a hood or well-ventilated area (P271).
SECTION 9 — PHYSICAL AND CHEMICAL PROPERTIES
White crystals or powder. Odorless.
Soluble: Boiling water

Melting point: 368 °C
Specific gravity: 2.337
SECTION 10 — STABILITY AND REACTIVITY
Avoid contact with reducers, finely powdered metals, strong acids, alcohols, organic materials, and other combustible materials.
Shelf life: Indefinite, if stored safely. See Section 7 for further information.
SECTION 11 — TOXICOLOGICAL INFORMATION
Acute effects: Irritant
Chronic effects: Anemia
Target organs: Blood, liver, kidneys
ORL-RAT LD50: 1870 mg/kg
IHL-RAT LC50: N.A.
SKN-RBT LD50: N.A.
SECTION 12 — ECOLOGICAL INFORMATION
Data not yet available.
SECTION 13 — DISPOSAL CONSIDERATIONS
Please review all federal, state and local regulations that may apply before proceeding.
Flinn Suggested Disposal Method #12a is one option.
SECTION 14 — TRANSPORT INFORMATION
Shipping name: Potassium Chlorate; Hazard class: 5.1, Oxidizer; UN number: UN1485
SECTION 15 — REGULATORY INFORMATION
TSCA-listed, EINECS-listed (223-289-7), RCRA code D001, D003.
SECTION 16 — OTHER INFORMATION
This Safety Data Sheet (SDS) is for guidance and is based upon information and tests believed to be reliable. Flinn Scientific, Inc. makes no guarantee of the accuracy or completeness of the data and shall not be liable for any damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The data should not be confused with local, state, federal or insurance mandates, regulations, or requirements and CONSTITUTE NO WARRANTY. Any use of this data and information must be determined by the science instructor to be in accordance with applicable local, state or federal laws and regulations. The conditions or methods of handling, storage, use and disposal of the product(s) described are beyond the control of Flinn Scientific, Inc. and may be beyond our knowledge. FOR THIS AND OTHER REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY DISCLAIM LIABILITY FOR LOSS, DAMAGE OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Consult your copy of the Flinn Science Catalog/Reference Manual for additional information about laboratory chemicals.