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Tungsten (soluble compounds, as W)

Synonyms & Trade Names
CAS No.
RTECS No.
DOT ID & Guide
Formula
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 1 mg/m3 ST 3 mg/m3
OSHA PEL
none See Appendix G
Measurement Methods
NIOSH 7074 , 7300 , 7301;
OSHA ID213
See: NMAM or OSHA Methods
Physical Description
Appearance and odor vary depending upon the specific soluble tungsten compound.
Molecular Weight
Properties vary depending upon the specific soluble tungsten compound.
Incompatibilities & Reactivities
Varies
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; In Animals: central nervous system disturbances; diarrhea; resp failure; behavioral, body weight, blood changes
Target Organs
Eyes, skin, respiratory system, central nervous system, gastrointestinal tract
Personal Protection/Sanitation
(See protection codes)
Skin:Recommendations regarding personal protective clothing vary depending upon the specific compound.
Eyes:Recommendations regarding eye protection vary depending upon the specific compound.
Wash skin:Recommendations regarding washing the skin vary depending upon the specific compound.
Remove:Recommendations regarding the removal of personal protective clothing that becomes wet or contaminated vary depending upon the specific compound.
Change:Recommendations regarding the daily changing of personal protective clothing vary depending upon the specific compound.
Provide:Recommendations regarding the need for eyewash or quick drench facilities vary depending upon the specific compound.
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Water wash
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

NIOSH

Up to 10 mg/m3:
(APF = 10) Any air-purifying respirator with an N100, R100, or P100 filter (including N100, R100, and P100 filtering facepieces) except quarter-mask respirators.
Click here for information on selection of N, R, or P filters.
(APF = 10) Any supplied-air respirator

Up to 25 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode

Up to 50 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

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

Important additional information about respirator selection

See also
INTRODUCTION

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