*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : OJ5580000
CHEMICAL NAME           : Lithium aluminum silicate
CAS REGISTRY NUMBER     : 1302-66-5
LAST UPDATED            : 199712
DATA ITEMS CITED        : 13
MOLECULAR FORMULA       : Al-Li-O10-Si4
MOLECULAR WEIGHT        : 306.28
WISWESSER LINE NOTATION :  LI  AL SI-O4
SYNONYMS/TRADE NAMES :
   * Petalite

                              *** REVIEWS ***
 
   ACGIH TLV-TWA 2 mg(Al)/m3
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-AUSTRALIA:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-BELGIUM:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-DENMARK:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-FRANCE:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-THE NETHERLANDS:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-RUSSIA:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-SWEDEN:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-SWITZERLAND:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL-UNITED KINGDOM:TWA 2 mg(Al)/m3 JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X5696
       No. of Facilities: 352 (estimated)
       No. of Industries: 10
       No. of Occupations: 8
       No. of Employees: 5924 (estimated)

 
                            *** END OF RECORD ***