Laserfiche WebLink
NIOSH Pocket Guide to Chemical Hazards Page 1 of 1 <br /> NIOSH Pocket Guide to Chemical Hazards <br /> Arsenic (inorganic compounds, as Ash j6AS 7440-38-2{metal) <br /> As (metal) RTECS CGO525000{metal) <br /> Synonyms & Trade Names DOT ID&Guide <br /> Arsenic metal: Arsenia 1558 152(metal) <br /> 1562 152{dust} <br /> Other synonyms vary depending upon the specific As compound. <br /> [Note: OSHA considers "Inorganic Arsenic" to mean copper <br /> acetoarsenite & all inorganic compounds containing arsenic except <br /> ARSINE.] <br /> Exposure NIOSH REL:Ca C 0.002 mg/m3[15-minute]See Appendix A <br /> Limits IOSHA PEL: [1910.1018]TVA 0.010 mg/m3 <br /> IDLH Ca[5 mg/m3(as As)]See:7440382 Conversion <br /> Physical Description <br /> Metal:Silver-gray or tin-white,brittle,odorless solid. <br /> MW:74.9 BP:Sublimes MLT: 1135°F{Sublimes) Sol: Insoluble <br /> VP:0 mmHg(approx) IP: NA I ISp.Gr:5.73(metal} <br /> FI.P:NA UEL:NA LEL:NA <br /> Metal:Noncombustible Solid in bulk form,but a slight explosion hazard in the form of dust when exposed to flame. <br /> Incompatibilities&Reactivities <br /> Strong oxidizers,bromine azide[Note:Hydrogen gas can react with inorganic arsenic to form the highly toxic gas arsine.] <br /> Measurement Methods <br /> NIOSH 7,.300,7900:OSHA ID105 <br /> See:NMAM or OSHA Methods <br /> Personal Protection&Sanitation First Aid(See procedures) <br /> Skin:Prevent skin contact Eye: Irrigate immediately <br /> Eyes:Prevent eye contact Skin:Soap wash immediately <br /> Wash skin:When contaminated/Daily Breathing: Respiratory support <br /> Remove:When wet or contaminated Swallow:Medical attention immediately <br /> Change: Daily <br /> Provide:Eyewash,Quick drench <br /> Important additional information about respirator selection <br /> Respirator Recommendations NIOSH <br /> At concentrations above the NIOSH REL,or where there is no REL,at any detectable concentration:(APF= 10,000) <br /> Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive- <br /> pressure mode/(APF=10,000)Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand <br /> ,or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus <br /> Escape:(APF=50)Any air-purifying,full-faceplece respirator(gas mask)with a chin-style,front or back-mounted acid <br /> gas canister having a high-efficiency particulate filter/Any appropriate escape-type,self-contained breathing apparatus <br /> Exposure Routes inhalation,skin absorption,skin and/or eye contact ingestion <br /> Symptoms Ulceration of nasal septum,dermatitis,gastrointestinal disturbances,peripheral neuropathy,respiratory <br /> irritation,hyperpigmentation of skin, [potential occupational carcinogen] <br /> Target Organs Liver,kidneys,skin, lungs, lymphatic system <br /> Cancer Site[lung&lymphatic cancer] <br /> See also: INTRODUCTION See ICSC CARD:0013 See MEDICAL TESTS:0017 <br /> NIOSH Home I NIOSH Search I Site Index I Topic List I Contact Us <br /> http://www.ede.gov/niosh/npg/lapgd0038.html 2/7/2005 <br />