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Registry of Toxic Effects of Chemical Substances (RTECS)

Naphthalene, 1-chloro-

RTECS #

QJ2100000

CAS #

90-13-1

Updated

July 2011

Molecular Weight

162.62

Molecular Formula

C10H7Cl

Synonyms

1-Chlornaftalen (Czech)
1-Chloronaphthalene
1-Naphthyl chloride
alpha-Chlornaphthalene
alpha-Chloronaphthalene
alpha-Naphthyl chloride

Mutation Data and Reference

System TestRoute/Organism/TissueDoseReference
mutation in microorganisms/Salmonella typhimurium200 µg/plate (-enzymatic activation step)EMMUEG 19(Suppl 21),2,1992

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
oral/mouse lethal dose (50 percent kill): 1091 mg/kgNTIS** PB214-270
oral/rat lethal dose (50 percent kill): 1540 mg/kgAMRL** TR-72-62,1972

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit-AUSTRIAMAK-TMW 0.03 ppm (0.2 mg/m3);KZW 0.09 ppm (0.6 mg/m3), skin, 2007
Occupational Exposure Limit-POLANDMAC(time-weighted average) 0.5 mg/m3, MAC(short term exposure limit) 1.5 mg/m3, JAN1999

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code A1147; Number of Industries 1; Total Number of Facilities 7; Number of Occupations 2; Total Number of Employees Exposed 63
National Occupational Hazard Survey 1974Hazard Code A1147; Number of Industries 1; Total Number of Facilities 21; Number of Occupations 1; Total Number of Employees Exposed 228

Status in Federal Agencies

OrganizationReference
EPA TSCA 8(a) PRELIMINARY ASSESSMENT INFORMATION, FINAL RULEFEREAC 47,26992,82
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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