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Hydrogen peroxide																				Related Pages
Synonyms & Trade Names
			High-strength hydrogen peroxide, Hydrogen dioxide, Hydrogen peroxide (aqueous), Hydroperoxide, Peroxide
CAS No.
			7722-84-1
	RTECS No.
			MX0900000
	DOT ID & Guide
			2984 140(8-20% solution)2014 140(20-60% solution)2015 143(>60% solution)

FormulaH2O2
	Conversion
			1 ppm = 1.39 mg/m3
	IDLH
			75 ppmSee: 772841

Exposure Limits
			NIOSH RELTWA 1 ppm (1.4 mg/m3)
					OSHA PEL TWA 1 ppm (1.4 mg/m3)
	Measurement Methods
			**OSHA** ID126SG
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a slightly sharp odor.
					[Note: The pure compound is a crystalline solid below 12°F. Often used in an aqueous solution.]													
										
Molecular Weight34.0	
	Boiling Point286°F
	Freezing Point12°F
	SolubilityMiscible
	Vapor Pressure(86°F): 5 mmHg
	Ionization Potential10.54 eV											
Specific Gravity1.39	
	Flash PointNA
	Upper Explosive LimitNA
	Lower Explosive LimitNA
Noncombustible Liquid, but a powerful oxidizer.
Incompatibilities & Reactivities
			Oxidizable materials, iron, copper, brass, bronze, chromium, zinc, lead, silver, manganese.
					[Note: Contact with combustible material may result in SPONTANEOUS combustion.]
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, nose, throat; corneal ulcer; erythema (skin redness), vesiculation skin; bleaching hair
Target Organs
			Eyes, skin, respiratory system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet or contaminated
							**Change:**No recommendation
							**Provide:**Eyewash, Quick drench
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water flush immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH/OSHA****Up to 10 ppm**: (APF = 10) Any supplied-air respirator***Up to 25 ppm**: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode***Up to 50 ppm**: (APF = 50) Any self-contained breathing apparatus with a full facepiece(APF = 50) Any supplied-air respirator with a full facepiece**Up to 75 ppm**: (APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode**Emergency or planned entry into unknown concentrations or IDLH conditions:** (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus**Escape:** (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concernAny appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
Introduction
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Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
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