RTECS NUMBER : QA5076000
CHEMICAL NAME : Molybdic acid, hexaammonium salt
CAS REGISTRY NUMBER : 12027-67-7
OTHER CAS REGISTRY NOS. : 12501-45-0
LAST UPDATED : 199707
DATA ITEMS CITED : 7
MOLECULAR FORMULA : Mo7-O24.6H4-N
MOLECULAR WEIGHT : 1163.88
COMPOUND DESCRIPTOR : Mutagen
SYNONYMS/TRADE NAMES :
* Ammonium heptamolybdate
* Ammonium molybdate(II) ((NH4)6Mo7O24)
* Ammonium paramolybdate
* Molybdate, hexaammonium
*** HEALTH HAZARD DATA ***
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 60 ug/m3/24H/17W-I
TOXIC EFFECTS :
Blood - changes in erythrocyte (RBC) count
Blood - changes in leukocyte (WBC) count
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - dehydrogenases
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 58(1),11,1993
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 2 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 31,185,1975
TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Bacillus subtilis
DOSE/DURATION : 50 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 31,185,1975
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 80790
No. of Facilities: 1606 (estimated)
No. of Industries: 31
No. of Occupations: 27
No. of Employees: 12930 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 80790
No. of Facilities: 2676 (estimated)
No. of Industries: 34
No. of Occupations: 33
No. of Employees: 30922 (estimated)
No. of Female Employees: 15271 (estimated)
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Positive: B subtilis rec assay
EPA TSCA Section 8(b) CHEMICAL INVENTORY
*** END OF RECORD ***
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