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Thallium (Tl) was first discovered by Sir William Crooks in 1861, with its toxicity recognized shortly afterwards [ 1, 2 ]. The element is classified in group IIIA of the periodic table and forms both monovalent and trivalent compounds. Monovalent compounds such as thallium sulfate (Tl 2 SO 4) and thallium acetate (CH 3 COOTl) tend to be …Web
Under the Guidelines for Carcinogen Risk Assessment (U.S. EPA, 2005a), the database for thallium and compounds provides "inadequate information to assess carcinogenic potential." This may be a synopsis of the full weight-of-evidence narrative. Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (17 pp, 137 K)Web
A summary of physical and chemical property data (ATSDR 1992; IPCS 1996; Lide 2005) of thallium-containing substances identified as remaining priorities for assessment are presented in Table 3-1. ... (Peter and Viraraghavan 2005). In Canada, thallium sulfate based insecticides for ants were the only registered agricultural use, …Web
Thallium(II) sulfate (1:1) | O8S2Tl2 | CID 169927 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. ... Title and Summary. 1 Structures Expand this menu. 2 Names and Identifiers Expand this menu. 3 Chemical …Web
Product Description Pricing 208191 Thallium (I) sulfate, ≥99.9% trace metals basis Expand 204625 Thallium (I) sulfate, 99.99% trace metals basis Expand Choose up to 4 …Web
The odorless thallium sulfate and acetate have been used to kill rats, squirrels, and ants; however, after many cases of unintentional poisoning, it was banned in Western countries. ... Summary. Thallium is a toxic heavy metal which was unintentionally discovered by Sir William Crookes in 1861, who burned dust from a sulfuric acid industrial ...Web
Summary. Exposure to thallium occurs mainly from eating food. Exposure to higher levels of thallium may occur in the workplace. Breathing high levels of thallium may result in effects on the nervou s system, while ingesting high levels of it results in vomiting, diarrhea, tempor ary hair loss, and other effects.Web
Chemical Assessment Summary National Center for Environmental Assessment . 3. observations. See the . Toxicological Review of Thallium and Compounds (U.S. EPA, 2009) for a more detailed summary and specific references. In a 90-day gavage study (MRI, 1988), rats exposed to thallium sulfate showed consistentlyWeb
Thallium, a chemical element with the symbol TI, has an atomic number 81 on the periodic table. Thallium sulfate was once used as an ant and rat poison.[1][2][3] The occupational limit for thallium exposure is 0.1 mg/m^3 to the skin for eight hours a day. Levels of 15 mg/m^3 are considered immediately dangerous to one's health. Thallium is …Web
Thallium(I) sulfate 88290-100G Version 1.1 Issuing date Revision Date 05/26/2017 Print Date 08/07/2019 10/10 16. OTHER INFORMATION HMIS III NFPA Health hazard : 3* 3 Flammability : 0 0 Physical Hazard : 0 Instability : 0 * - Chronic health hazard Hazard rating and rating systems (e.g. HMIS® III, NFPA): This information is intended solely for ...Web
Thallium(I) sulfate Revision Date 24-Dec-2021 16. Other information Prepared By Regulatory Affairs Thermo Fisher Scientific Email: EMSDS.RA@thermofisher Revision Date 24-Dec-2021 Print Date 24-Dec-2021 Revision Summary This document has been updated to comply with the US OSHA HazCom 2012 StandardWeb
Thallium (Tl) is a highly toxic trace metal posing a significant threat to human health. Tl pollution in soils and chronic Tl poisoning related to Tl-rich sulfides weathering in the Lanmuchang mine of southwest Guizhou province, China, have been intensively studied in recent years. And yet, there are few studies on the role of secondary sulfate minerals …Web
Rated as extremely toxic. The probable oral lethal dose in humans is 5 to 50 mg/kg, or between 7 drops and 1 teaspoon for a 150-pound person. The mean lethal dose in an …Web
principal study (0.25 mg/kg-day thallium sulfate or 0.20 mg/kg-day Tl) was identified as the no-observed-adverse-effect level (NOAEL) and a NOAEL-LOAEL approach was used to ... 2009) for a more detailed summary and specific references. Thallium exposure in humans has been associated with respiratory effects and gastrointestinal effects ...Web
thallium sulfate - see IRIS printout. Because this ITSL is for any thallium compound, the ITSL was also adjusted to allow for the difference in molecular weight between thallium and thallium sulfate which the RfD is for. CCD/AQD date: 6/24/09. MDEQ: Basis: MDEQ ITSL is based on an extrapolated RfD. No other Tier 3 value is available at this time.Web
CASRN | DTXSID1024336. The assessment summary for thallium (I) sulfate is based on the Toxicological Review for Thallium (I), Soluble Salts …Web
Previously, the IRIS database contained separate IRIS summaries for each of the five soluble thallium salts (thallium (I) acetate, thallium (I) carbonate, thallium (I) chloride, …Web
Thallium sulfate is a colourless, odourless, and tasteless compound that can be absorbed through the unbroken skin. It is rapidly absorbed via the gastrointestinal tract and by …Web
Thallium (I) sulfate was once used in medicine to treat infections, such as venereal diseases, ringworm of the scalp, typhus, tuberculosis, ... Table 2 provides a summary of studies of thallium toxicity in humans. Table 3 provides a summary of oral toxicity studies of thallium (and compounds) in animals. ...Web
Solving for the solubility (x) and noting that K sp (calcium phosphate) = 2.07 × 10 −33. x = 5√Ksp 108 = (2.07x10 − 33 108)1 5 = 1.14x10 − 7 = 114nM. So there are three questions that can be answered here. The solubility of calcium phosphate is 114nM in water (x) The solubility of calcium is 341 nM in water (3x) The solubility of ...Web
The 0.3 mg Tl/kg/day dose of the male rat in this study was derived from a cohort of male rats exposed to 10 ppm of thallium sulfate in their drinking water for 60 days.The body weights in the study ranged from 0.350 kg to 0.380 kg.The average body weight, 0.365 kg, was used to calculate the average daily intake.According to the …Web
Thallium sulfate is a colourless, odourless, and tasteless compound that can be absorbed through the unbroken skin. It is rapidly absorbed via the gastrointestinal tract and by inhalation. In sublethal doses, thallium can cause nausea, vomiting, and in the first few days after ingestion constipation. Thereafter neuropathic pain is experienced ...Web
Density 6.77 g / cm3. Melting point 1170°F (632°C). Extremely toxic by ingestion. Very toxic by skin absorption and ingestion. A slow acting cumulative poison. Used as a rat poison, and an ant bait. Also used for analysis (testing for iodine …Web
Case Report. A 36-year-old, 70-kg male patient ingested an unknown amount of thallium sulfate granules from an unlabeled bottle of a rodenticide. He presented without the container via Emergency Services to the emergency department (ED) of a local community hospital 45 min after ingestion. On arrival, he was complaining of severe …Web
Thallium sulfate is extremely poisonous, ingesting a large amount of this chemical may lead to health complications and even death. ... Lesson Summary. Thallium is a chemical element that belongs ...Web
A summary of BMDS (version 1.4.1) modeling results based on incidence of rough coat in male Sprague-Dawley rats exposed to thallium sulfate via gavage for 90 days ..... B-1 Table B-2. A summary of BMDS (version 1.4.1) modeling results based on incidence ofWeb
Thallium sulfate is an ionic compound with a giant lattice structure. Sulfates are typically made from the reactions of metals with sulfuric acid ( MOTM May 2008 ).Web
Identification Summary. Thallous chloride is a diagnostic radiopharmaceutical for myocardial perfusion testing and tests of parathyroid function.. Generic Name Thallous chloride DrugBank Accession Number DB09316 Background. Thallous chloride (also known as Thallium(I) chloride) is a colourless solid intermediate …Web
Renal amino acid transport in immature and adult rats during thallium-induced nephrotoxicity. The effect of Tl2SO4 (Tl, 2 mg/100 g b.wt.) on renal amino acid excretion and plasma amino acid composition was investigated in 10- and 55-day-old rats. Tl decreased glomerular filtration rate only in adult rats.Web
----- Table B-7. A summary of BMDS (version 1.4.1) modeling results based on incidence of miosis in male Sprague-Dawley rats exposed to thallium sulfate via gavage for 90 days B-10 Table B-8.Web
CHRONIC ORAL RfD SUMMARY . No oral studies of thallium oxide were found that are adequate to support derivation of an RfD. Only one repeat-dose study of thallium oxide (Downs et al., 1960) was identified. ... (10 ppm of thallium (I) sulfate) resulted in testicular damage and reduced sperm motility in male Wistar rats within 60 days (Formigli et ...Web
