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1\G_JV1 L <br /> 8 hours I ppm 12 ppm 22 ppm <br /> (NAC/NRC, 2013) <br /> ERPGs(Emergency Response Planning Guidelines) <br /> --------------- <br /> Che ical E G-1 ;E -2 E G-3 <br /> Hydrogen Fluoride(7664-39-3) * ;2 ppm 20 ppm 50 ppm <br /> * Addendum published in 1999 with new 10-minute values(ERPG-1: 2 ppm;ERPG-2: 50 ppm;ERPG-3: 170 <br /> Ppm). <br /> Of indicates that odor should be detectable near ERPG-1. <br /> (AIHA, 2013) <br /> PACs(Protective Action Criteria:) <br /> Chemical PAC-1 PAC-2 PAC-3 <br /> Hydrogen fluoride; (Hydrofluoric acid) (7664-39-3) 1 1 ppm 24 ppm;44 ppm <br /> (SCAPA,2012) <br /> Regulatory Information <br /> CAS EPCRA CAA t <br /> Number/ 302 EPCRA EPCRA 112(x) <br /> 313 Category s E S 304 CERL,A 1313 iRCRA,RMP <br /> m..Regulatory Name 1 Code TP _E S.__� FR rt4 ___._._ L <br /> TR <br /> _ ._._.._. Code _T__ <br /> Hydrofluoric acid 17664-39-3 z 100 100 100 X U134 <br /> Hydrofluoric acid(cone. [ <br /> 50%or greater) 7664-39-3 1100 100 100X U134 1000 <br /> i <br /> Hydrogen fluoride 17664-39-3 100 100 100 1 313 U134 <br /> Hydrogen fluoride <br /> ;y(anhydrous) 7664-39-3 100 100 100 X U134 1000 <br /> "X" indicates that this is a second name for an EPCRA section 313 chemical already included on this <br /> consolidated list.May also indicate that the same chemical with the same CAS number appears on another list <br /> with a different chemical name. <br /> (EPA List of Lists, 2012) <br /> Alternate Chemical Names <br /> e ALSURF 45 <br /> ANHYDROUS HYDROFLUORIC ACID. <br /> ANHYDROUS HYDROGEN FLUORIDE <br /> ANTISAL 2B <br /> - AQUEOUS HYDROGEN FLUORIDE(I.E.,HYDROFLUORIC ACID) <br /> FLUORHYDRIC ACID <br /> FLUORIC ACID <br /> # FLUORINE HYDRIDE(F ) <br /> http://l27.0.0.1:54673/report?key=CH2013 4/15/2015 <br />