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Sodium fluoride (as F)																				Related Pages
Synonyms & Trade Names
			Floridine, Sodium monofluoride
CAS No.
			7681-49-4
	RTECS No.
			WB0350000
	DOT ID & Guide
			1690 154

FormulaNaF
	Conversion
	IDLH
			250 mg/m3 (as F)See: fluoride

Exposure Limits
			NIOSH RELTWA 2.5 mg/m3 [*Note: The REL also applies to other inorganic, solid fluorides (as F).]
					OSHA PEL TWA 2.5 mg/m3 [*Note: The PEL also applies to other inorganic, solid fluorides (as F).]
	Measurement Methods
			**NIOSH** 7902 , 7906;**OSHA** ID110
					
					See: NMAM or OSHA Methods
										
Physical Description
			Odorless, white powder or colorless crystals.
					[Note: Pesticide grade is often dyed blue.]													
										
Molecular Weight42.0	
	Boiling Point3099°F
	Melting Point1819°F
	Solubility4%
	Vapor Pressure0 mmHg (approx)
	Ionization PotentialNA											
Specific Gravity2.78	
	Flash PointNA
	Upper Explosive LimitNA
	Lower Explosive LimitNA
Noncombustible Solid
Incompatibilities & Reactivities
			Strong oxidizers
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, respiratory system; nausea, abdominal pain, diarrhea; salivation, thirst, sweating; stiff spine; dermatitis; calcification of ligaments of ribs, pelvis
Target Organs
			Eyes, skin, respiratory system, central nervous system, skeleton, kidneys
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet or contaminated
							**Change:**Daily
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Soap wash promptly
							**Breathing:**Fresh air
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH/OSHA****Up to 12.5 mg/m3**: (APF = 5) Any quarter-mask respirator. Click here for information on selection of N, R, or P filters.**Up to 25 mg/m3**: (APF = 10) Any particulate respirator equipped with an N95, R95, or P95 filter (including N95, R95, and P95 filtering facepieces) except quarter-mask respirators. The following filters may also be used: N99, R99, P99, N100, R100, P100. Click here for information on selection of N, R, or P filters.*(APF = 10) Any supplied-air respirator***Up to 62.5 mg/m3**: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode*(APF = 25) Any powered, air-purifying respirator with a high-efficiency particulate filter.***+****Up to 125 mg/m3**:(APF = 50) Any air-purifying, full-facepiece respirator with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters.**+**(APF = 50) Any self-contained breathing apparatus with a full facepiece(APF = 50) Any supplied-air respirator with a full facepiece**Up to 250 mg/m3**: (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 with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters.**+**Any appropriate escape-type, self-contained breathing apparatus +Note: May need acid gas sorbent
					Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0951

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
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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
Personal Protection and Sanitation Codes
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