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Registry of Toxic Effects of Chemical Substances (RTECS)

Triphosphoric acid, pentasodium salt

RTECS #

YK4570000

CAS #

7758-29-4; 9010-08-6; 187620-23-1

Updated

August 2003

Molecular Weight

367.86

Molecular Formula

O10P3·5Na

Synonyms

Armofos
Empiphos stp-D
Freez-Gard FP 19
Natriumtripolyphosphat (German)
Pentasodium triphosphate
Pentasodium tripolyphosphate
Polygon
Rhodiaphos H 5
Rhodiaphos LV
S 400
S 400 (phosphate)
Sodium phosphate (Na5P3O10)
Sodium triphosphate
Sodium triphosphate (Na5P3O10)
Sodium tripolyphosphate
STPP
Thermphos
Thermphos L 50
Thermphos N
Thermphos SPR
Tripoly

Skin and Eye Irritation and References

Route/OrganismDoseEffectReference
skin /rabbit 500 mg/24H moderateNTIS** OTS0571941

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
intraperitoneal/mouse lethal dose (50 percent kill): 700 mg/kgKidney, Ureter, and Bladder: Changes in tubules (including acute renal failure, acute tubular necrosis)REPMBN 10,391,1962
intraperitoneal/rat lethal dose (50 percent kill): 525 mg/kgBehavioral: Excitement

Nutritional and Gross Metabolic: Weight loss or decreased weight gain
JPETAB 108,117,1953
intravenous/mouse lethal dose (50 percent kill): 71 mg/kgARZNAD 7,445,1957
oral/mouse lethal dose (50 percent kill): 3100 mg/kgPeripheral Nerve and Sensation: Flaccid paralysis without anesthesia (usually neuromuscular blockage)

Behavioral: Somnolence (general depressed activity)

Behavioral: Convulsions or effect on seizure threshold
GISAAA 38(9),19,1973
oral/rat lethal dose (50 percent kill): 3120 mg/kgBehavioral: Somnolence (general depressed activity)

Behavioral: Coma
NTIS** OTS0545589
skin/rabbit lethal dose (50 percent kill): >4640 mg/kgBehavioral: Somnolence (general depressed activity)

Lung, Thorax, or Respiration: Dyspnea
NTIS** OTS0571941
subcutaneous/guinea pig lethal dose (50 percent kill): 750 mg/kgVLUBB6 (3),97,1984
subcutaneous/mouse lethal dose (50 percent kill): 900 mg/kgARZNAD 7,445,1957
subcutaneous/rat lethal dose (50 percent kill): 2060 mg/kgVLUBB6 (3),97,1984

Other Multiple Dose Data and References

Route/OrganismDoseEffectReference
oral/rat lowest published toxic dose: 2730 mg/kg/13W- intermittentEndocrine: Changes in spleen weightGISAAA 38(9),19,1973

Standards and Regulations

OrganizationStandardReference
Environmental Protection Agency (EPA) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATIONFEREAC 54,7740,1989
Environmental Protection Agency (EPA) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) 1998 STATUS OF PESTICIDESCancelledRBREV* -,319,1998

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code 80076; Number of Industries 268; Total Number of Facilities 49146; Number of Occupations 169; Total Number of Employees Exposed 943961; Total Number of Female Employees Exposed 347961
National Occupational Hazard Survey 1974Hazard Code 80076; Number of Industries 308; Total Number of Facilities 101624; Number of Occupations 153; Total Number of Employees Exposed 930493

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(e) Risk Notification, 8EHQ-0892-8786;8EHQ-0892-8869
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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