17014-71-0[K+].[K+].[O-][O-]XXQBEVHPUKOQEO-UHFFFAOYSA-NPotassium peroxide appears as a yellow granular solid. Mixtures of potassium peroxide and combustible material readily ignited by friction, heat or contact with moisture. Prolonged exposure to fire or heat may cause vigorous decomposition of the material and rupture of the container. Used as a bleach.
17014-71-0DTXSID2066143Metals -> Peroxides, Metal
Reactive agents - 2nd degree
greater than 1 at 68 °F (USCG, 1999)
greater than 1 at 20 °C
Yellow amorphous solid
WHITE POWDER
914 °F (USCG, 1999)
490 °C
Potassium peroxide appears as a yellow granular solid. Mixtures of potassium peroxide and combustible material readily ignited by friction, heat or contact with moisture. Prolonged exposure to fire or heat may cause vigorous decomposition of the material and rupture of the container. Used as a bleach.
Yellow solid; [Hawley]
DELIQUESCES
Decomp in water, evolving oxygen
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Warning
H272 (100%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
P210, P220, P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, P362+P364, P370+P378, and P501 (click each P-code to see the statement)
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Danger
H271: May cause fire or explosion; strong Oxidizer [Danger Oxidizing liquids; Oxidizing solids]
Behavior in Fire: Increases intensity of fire and can start fires when in contact with organic combustibles (USCG, 1999)
· May ignite combustibles (wood, paper, oil, clothing, etc.).
Inhalation causes respiratory irritation. Ingestion causes severe burns of mouth and stomach. Contact with eyes or skin causes irritation and caustic burns. (USCG, 1999)
· TOXIC; inhalation or contact with vapor, substance, or decomposition products may cause severe injury or death.
A strong oxidizer; Fire and explosion hazard in contact with organic substances; A skin and tissue irritant; [Hawley] Can cause fire on contact with combustible organic materials; Reacts violently with water evolving heat, oxygen, and forming a caustic solution; A skin, eye, nose, and throat irritant; May cause burns to skin and eyes; Inhalation can cause difficulty breathing; [HSDB] A strong oxidizer; Reacts with moisture producing oxygen and potassium hydroxide; A skin, eye, and respiratory tract irritant; Can cause caustic burns; [CAMEO]
Used as an oxidizing agent, bleaching agent, and oxygen-generating agent (self-contained breathing apparatus); [Hawley]
IN REGENERATIVE OXYGEN BREATHING APPARATUS
Oxidizing and bleaching agent, oxygen-generating gas masks
(1972) 1.26X10+7 GRAMS
(1975) 2.35X10+6 GRAMS
OXIDATION OF POTASSIUM; THERMAL DECOMPOSITION OF POTASSIUM SUPEROXIDE
Derivation: Oxidation of potassium in oxygen
Potassium peroxide is formed when potassium is heated in air.
VerwendenOxidizing agent, bleaching agent, oxygen- generating gas masks.
Wird geladen…
POTASSIUM PEROXIDE is a strong oxidizing agent. Reacts readily with reducing agents, including most organic compounds, to generate heat and products that may be gaseous (causing pressurization of closed containers). The products may themselves be capable of further reactions (such as combustion in the air). A quantity left on a piece of paper in the open air usually starts a fire in the paper spontaneously in a few minutes [Freeman].
/GUIDE 144: OXIDIZERS (Water-Reactive)/ Fire or Explosion: May ignite combustibles (wood, paper, oil, clothing, etc.). React vigorously and/or explosively with water. Produce toxic and/or corrosive substances on contact with water. Flammable/toxic gases may accumulate in tanks and hopper cars. Some may produce flammable hydrogen gas upon contact with metals. Containers may explode when heated. Runoff may create fire or explosion hazard.
/GUIDE 144: OXIDIZERS (Water-Reactive)/ Health: TOXIC; inhalation or contact with vapor, substance, or decomposition products may cause severe injury or death. Fire will produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may cause pollution.
/GUIDE 144: OXIDIZERS (Water-Reactive)/ Public Safety: CALL Emergency Response Telephone Number on Shipping Paper first. If Shipping Paper not available or no answer, refer to appropriate telephone number listed on the inside back cover. As an immediate precautionary measure, isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters (75 feet) for solids. Keep unauthorized personnel away. Stay upwind. Keep out of low areas. Ventilate closed spaces before entering.
/GUIDE 144: OXIDIZERS (Water-Reactive)/ Protective Clothing: Wear positive pressure self-contained breathing apparatus (SCBA). Wear chemical protective clothing that is specifically recommended by the manufacturer. It may provide little or no thermal protection. Structural firefighters' protective clothing provides limited protection in fire situations ONLY; it is not effective in spill situations where direct contact with the substance is possible.
For more DOT Emergency Guidelines (Complete) data for POTASSIUM PEROXIDE (8 total), please visit the HSDB record page.
Potassium peroxide
UN1491
Div 5.1 Oxidizer (49 eCFR § 173.127)
PG I: the degree of danger presented by the material is great
· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.
· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.
INHALATION: remove from exposure; support respiration.
General First Aid:
If material on fire or involved in fire: Use dry chemical, graphite, or dry earth. Use water only if flooding quantities are available. Apply water from as far a distance as possible.
FLOOD WITH WATER FROM A PROTECTED AREA.
Evacuation: If fire becomes uncontrollable - consider evacuation of one-third (1/3) mile radius.
In case of fire, water should be applied by the sprinkler system or by hose from a safe distance, preferably with a fog nozzle. Foam may be necessary instead if the peroxide is diluted in a low density flammable solvent. Portable extinguishers should not be used except for very small fires. Peroxides threatened by fire should be wetted from a safe distance for cooling. /Peroxides, Organic and Inorganic/
NEUTRALIZING AGENTS FOR ACIDS & CAUSTICS: FOLLOWING REACTION WITH WATER, CAUSTIC FORMED CAN BE FLUSHED AWAY WITH WATER & AREA RINSED WITH DILUTE ACETIC ACID.
Spills should be cleaned up promptly using non-sparking tools and an inert, moist diluent such as vermiculite or sand. Sweepings may be placed in open containers or polyethylene bags and the area washed with water and detergent. Spilled, contaminated, waste or questionable peroxides should be destroyed. /Peroxides, Organic and Inorganic/
Most peroxides can be hydrolyzed by adding them slowly with stirring to about ten times their weight of cold 10% sodium hydroxide solution. The reaction may require several hours. /Peroxides, Organic and Inorganic/
SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.
SRP: The scientific literature for the use of contact lenses in industry is conflicting. The benefit or detrimental effects of wearing contact lenses depend not only upon the substance, but also on factors including the form of the substance, characteristics and duration of the exposure, the uses of other eye protection equipment, and the hygiene of the lenses. However, there may be individual substances whose irritating or corrosive properties are such that the wearing of contact lenses would be harmful to the eye. In those specific cases, contact lenses should not be worn. In any event, the usual eye protection equipment should be worn even when contact lenses are in place.
BEHAVIOR...SIMILAR TO...SODIUM PEROXIDE, & PRECAUTIONS RECOMMENDED FOR THAT CMPD SHOULD BE APPLIED.
If material not on fire and not involved in fire: Keep sparks, flames, and other sources of ignition away. Keep material out of water sources and sewers.
Personnel protection: Avoid breathing dusts, and fumes from burning material. Avoid bodily contact with the material. ... Do not handle broken packages unless wearing appropriate personal protective equipment. Wash away any material which may have contacted the body with copious amounts of water or soap and water. If contact with the material anticipated, wear appropriate chemical protective equipment. Approach fire with caution.
Excerpt from ERG Guide 144 [Oxidizers (Water-Reactive)]:
Immediate precautionary measure
Dust mask; goggles or face shield; protective gloves (USCG, 1999)
DUST MASK, GOGGLES OR FACE SHIELD; PROTECTIVE GLOVES.
Wear full protective clothing.
Persons handling peroxides should use safety glasses with side shields, goggles or face shield for eye protection. Emergency eyewash facilities should be provided. Gloves, aprons and other protective clothing as necessary should be used to prevent skin contact. Clothing and equipment that generate static electricity should be avoided. Smoking should be prohibited. /Peroxides, Organic and Inorganic/
TOXIC IF INGESTED; AVOID BREATHING DUST OR CONTACT WITH SKIN OR EYES.
The main toxic effect of most peroxides is irritation of skin, mucous membranes and eyes. Prolonged or intense skin contact or splashes in the eyes may cause severe injury. Some organic peroxide vapors are irritating and may also cause headaches, intoxication similar to alcohol, and lung edema in inhaled in high concentrations. Some are ... skin sensitizers. Dialkyl peroxides are generally not as strongly irritating, and the diacyl peroxides are the least irritating of the peroxides. Hydroperoxides, peroxyacids and particularly methyl ethyl ketone peroxide are much more severe. They are extremely irritating and corrosive to the eyes, wit risk of blindness, and may cause serious injury or death if ingested in sufficient quantity. /Peroxides, Organic and Inorganic/
Basic treatment: Establish a patent airway. Suction if necessary. Watch for signs of respiratory insufficiency and assist ventilations if necessary. Administer oxygen by nonrebreather mask at 10 to 15 L/min. Monitor for pulmonary edema and treat if necessary ... . Monitor for shock and treat if necessary ... . For eye contamination, flush eyes immediately with water. Irrigate each eye continuously with normal saline during transport ... . Do not use emetics. For ingestion, rinse mouth and administer 5 ml/kg up to 200 ml of water for dilution if the patient can swallow, has a strong gag reflex, and does not drool ... . Do not attempt to neutralize because of exothermic reaction. Cover skin burns with dry, sterile dressings after decontamination ... . /Oxidizers/
Advanced treatment: Consider orotracheal or nasotracheal intubation for airway control in the patient who is unconscious, has severe pulmonary edema, or is in, respiratory arrest. Early intubation, at the first sign of upper airway obstruction, may be necessary. Positive pressure ventilation techniques with a bag valve mask device may be beneficial. Monitor cardiac rhythm and treat arrhythmias as necessary ... . Start an IV with D5W /SRP: "To keep open", minimal flow rate/. Use lactated Ringer's if signs of hypovolemia are present. Watch for signs of fluid overload. Consider drug therapy for pulmonary edema ... . For hypotension with signs of hypovolemia, administer fluid cautiously. Watch for signs of fluid overload ... . Use proparacaine hydrochloride to assist eye irrigation ... . /Oxidizers/
Peroxides should be washed promptly from the skin to prevent irritation. In the case of eye contact, the eyes should be flushed immediately with large amounts of water, and medical attention should be obtained. Delay in the case of corrosive irritants such as methyl ethyl ketone peroxide can result in blindness. Medical attention should also be obtained in case of accidental ingestion. If sensitization occurs, further contact should be avoided. /Peroxides, Organic and Inorganic/