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1330-43-4

1330-43-4 structure
1330-43-4 structure

Name disodium tetraborate
Synonyms boricin
MFCD00081185
borascu
sodium tetrabotare
EINECS 215-540-4
Sodium tetraborate
bura
BoraxNf
2,4,6,8,9-Pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane-3,7-diolate, sodium salt (1:2)
UNII-8191EN8ZMD
Disodium tetraborate
Disodium bicyclo[3.3.1]tetraboroxane-3,7-diolate
jaikin
BORAX
solubor
Density 2.367 g/mL at 25 °C(lit.)
Boiling Point 1575°C
Melting Point 741 °C(lit.)
Molecular Formula B4Na2O7
Molecular Weight 201.219
Flash Point 1575°C
Exact Mass 201.981171
PSA 92.27000
Index of Refraction 1.501
Stability Stable. Incompatible with powdered metals.
Water Solubility 26 g/L (20 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ED4588000
CHEMICAL NAME :
Boric acid, disodium salt
CAS REGISTRY NUMBER :
1330-43-4
LAST UPDATED :
199712
DATA ITEMS CITED :
18
MOLECULAR FORMULA :
B4-O7.2Na
MOLECULAR WEIGHT :
201.22

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
26 gm/kg/14W-C
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases Biochemical - Metabolism (Intermediary) - xanthine, purine or nucleotides including urate
REFERENCE :
TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 10,219,1982 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
16750 ug/kg
SEX/DURATION :
male 30 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands
REFERENCE :
EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 13,59,1976 *** REVIEWS *** ACGIH TLV-TWA 1 mg/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 1 mg/m3 JAN 1993 OEL-BELGIUM:TWA 1 mg/m3 JAN 1993 OEL-DENMARK:TWA 1 mg/m3 JAN 1993 OEL-FRANCE:TWA 1 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 1 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 1 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 1 mg/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 : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - B0085 No. of Facilities: 1170 (estimated) No. of Industries: 34 No. of Occupations: 27 No. of Employees: 5513 (estimated) NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3899 No. of Facilities: 5 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 101 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M3899 No. of Facilities: 6225 (estimated) No. of Industries: 87 No. of Occupations: 57 No. of Employees: 78116 (estimated) No. of Female Employees: 15080 (estimated)
Symbol GHS07 GHS08
GHS07, GHS08
Signal Word Danger
Hazard Statements H319-H360FD
Precautionary Statements P201-P280-P305 + P351 + P338-P308 + P313
Personal Protective Equipment Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes Xn: Harmful;Xi: Irritant;
Risk Phrases R62
Safety Phrases 36/37-24/25-26-36-23
RIDADR UN 1760 8/PG 2
WGK Germany 1
RTECS ED4588000
HS Code 2840200000
Precursor  0

DownStream  1

HS Code 2840200000