Heating it in a kiln/oven is another possibility, as the decomposition produces carbon dioxide, sulfur dioxide, nitrogen, ammonia. Of the three, it is in my experience the most effective at removing dye. Thiourea Dioxide is also used as a replacement for NaClO and Sodium Hydrosulfide in mechanical paper and post-bleaching applications. and lungs. 1 0 obj
Show this safety data sheet to the doctor in attendanc. No significant long term inhalation hazard; irritation usually subsides after exposure ceases. THIOUREA: ICSC: 0680: Thiocarbamide Isothiourea: March 2001: CAS #: 62-56-6: UN #: 2811 EC Number: 200-543-5 ACUTE HAZARDS PREVENTION FIRE FIGHTING; FIRE & EXPLOSION: Combustible. endobj
Usually, thiourea dioxide is marketed in a powdery form, and a commercial product, for example a product commercially available under the trade name “TEC LIGHT” from Asahi Denka Kogyo K. K. can be used. 53925 For More Information: 920-623-2140 … Other Names: Thiourea dioxide, Spectralite TM, thiocarbamide, thiourea, thio-urea Dye Use: Color stripper, indigo reducer, twice as strong as, and much safer than, sodium dithionite Best On: Cotton, linen, hemp, ramie, etc. … AMINOIMINOMETHANE SULPHINIC ACID . 4 - First Aid Measures AFTER INHALATION If inhaled, remove to fresh air. Disposal considerations Waste Disposal Methods Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. Thiourea dioxide has a shelf life but it’s longer than some things you read might indicate. 2 0 obj
Thiourea Dioxide (Thiox) is one of the three most-frequently-used chemical compounds available to costume painters/dyers in the removal of dye from yardage or garments, the other two being sodium hydrosulfite (Rit Color Remover) and chlorine bleach (Clorox). thiourea dioxide solutions are extremely important for distinct industries to serve a variety of multiple purposes. Soluble in water (27 g / L at room temperature). Irritating to skin and mucous membranes. Thiourea is a colorless white solid, soluble in water. Acrolein polymerizes with release of heat on contact with minor amounts of acids (including sulfur dioxide), alkalis, volatile amines, salts, thiourea, oxidants (air) and on exposure to light and heat. Aqueous solutions are acidic and corrosive. It sublimes under vacuum between 150-160 °C. including trade names and synonyms. Use appropriate media for adjacent fire. Soluble in water. Thiourea Dioxide. Disposal. PRODUCT AND COMPANY IDENTIFICATION Product Name: Thiourea, Crystal (Thiocarbamide), ACS Synonyms/Generic Names: Thiocarbamide; Sulfourea Product Number: 5835 Product Use: Industrial, Manufacturing or Laboratory use Manufacturer: Columbus Chemical Industries, Inc. N4335 Temkin Rd. 1758-73-2 EC-No. ... alcohol-resistant foam, dry chemical or carbon dioxide. Store in a cool, dry place out of the light i.e. Thiourea dioxide is not very toxic, but it is irritating to skin and mucous membranes. thiourea dioxide manufacturer/supplier, China thiourea dioxide manufacturer & factory list, find qualified Chinese thiourea dioxide manufacturers, suppliers, factories, exporters & … ENVIRONMENTAL PROTECTION Do not let the product enter into drains. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) chemBlink provides samples of SDS, Safety Data Sheets, for Thiourea dioxide, CAS 1758-73-2 Thiourea 1 FOREWORD Concise International Chemical Assessment Documents (CICADs) are the latest in a family of publications from the International Programme on Chemical Safety (IPCS) Š a cooperative programme of the World Health Organization (WHO), the International Labour Organization (ILO), and the United Nations Environment Programme (UNEP). Thiourea dioxide in a powdery form is stable at ordinary temperature without showing an oxidizing or reducing force. Safety: Use personal protective equipment. Stable under normal temperatures and pressures. Thiourea Dioxide Properties: Storage : Keep container tightly closed in a dry and well-ventilated place. Thiourea Dioxide MSDS No: #1234 Revision date: 11/29/02 1. Consult a physician. Thiourea 1. DISPOSAL CONSIDERATIONS 13.1 Waste treatment methods Product Thiourea Stable under normal temperatures and pressures. 10.2 Chemical stability. Articles of thiourea dioxide are included as well. DISPOSAL CONSIDERATIONS Disposal Procedures: Dispose of material and containers in accordance with all local, state and federal regulations. It can be irritating to the nose, throat, and airways and potentially paralyzing to breathing if inhaled in large quantities. It is used in the paper and textile industry as a bleaching and reducing agent and is listed under UN No. If not breathing give artificial respiration. Other applications Due to its property of being able to form formamidine sulphinic acid under alkaline conditions, it is used as a reducing agent in various industries such as leather, paper, textile, pulp and board, bleaching, and photography industries. An environmental hazard cannot be excluded in the event of unprofessional handling or disposal. It is also known to be used in the treatment of hyperthyroidism. Chemsrc provides thiourea dioxide(CAS#:4189-44-0) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. It is assumed, however, that only 10% of this paper is recycled, since blueprint paper often contains confidential information (e.g., construction plans). CAS Number:1758-73-2 Both sodium hydrosulfite and thiourea dioxide are sulfur based and will release hydrogen sulfide. Decomposes exothermically at temperatures above 126°C with the emission of noxious gases (sulfur oxides, ammonia, carbon monoxide, nitrogen oxides and hydrogen sulfide) and carbon dioxide. C&L Inventory . Lower Explosive Limit (LEL): data unavailable, Upper Explosive Limit (UEL): data unavailable, Autoignition Temperature: data unavailable, Vapor Density (Relative to Air): data unavailable, National Oceanic and Atmospheric Administration. Thiourea was teratogenic in rats exposed to a 0.2% solution as drinking water. ... P501 Dispose of contents/container in accordance with local regulations. 1758-73-2 EC-No. ... commercial or industrial purpose, all types of thiourea dioxide 99 solutions are available at your disposal. Corrosive to eye tissue. Registration dossier . Use appropriate media for adjacent fire. C&L Inventory . Incompatible with strong oxidizing agents, strong bases. Thionyl chloride is primarily used as a chlorinating reagent, with approximately 45,000 tonnes (50,000 short tons) per year being produced during the early 1990s. Symbol GHS07,GHS08,GHS09. The world leading professional manufacturer and exporter of Thiourea Dioxide and bleaching agent FAS ! Gives off irritating or toxic fumes (or gases) in a fire. FOB Price:1590 USD/Metric Ton Min.Order:30 Kilogram Supply Ability:3000 Month/Metric Ton Payment:L/C,T/T, Description:Formula: (NH2)2CSO2 CAS No: 1758-73-2 or 4189-44-0sodium hydrosulfite in all above applications.Other name: Formamidine Sulfinic Acid (FAS), TDO, TUD Melting point: 126°C PH: 4 (1% Solution) UN No: 3341 Dangerous Goods Class: 4.2 Specification: &nb If breathed in, move person into fresh air. stream
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����x���}�L��6���^�$��V����o��[9�L��� b���X �f�u���'Ϸ������'�o��q��� 3341 in class 4.2 of the IMDG code. Section 4 - First Aid Measures Eyes: In case of contact, immediately flush eyes with plenty of water for a t least 15 minutes. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. Thiourea emissions may occur, especially from the disposal of waste paper. Date of Revision: 1/26/2015 THIOUREA DIOXIDE Section 1 - Chemical Product and Company Identification ... P501 Dispose of contents/ container to an approved waste disposal plant. Thiourea-doped titanate nanotubes calcined at 600 °C presented anatase structure, showing an increase in the degree of crystallinity compared with DI water and acid-washed titanate nanotubes. Incompatible with strong oxidizing agents, strong bases. SEM images revealed that the structure of thiourea-doped titanate nanotubes was stable after crystallization at 600 °C. Thiourea dioxide can be strongly diluted with water and poured down the drain. Show this safety data sheet to the doctor in attendance. 3.4.2. endobj
First-aid measures 4.1 Description of necessary first-aid measures General advice. SPECTRALITE (Thiourea Dioxide) 1.2 RELEVANT IDENTIFIED USES OF THE SUBSTANCE OR MIXTURE AND USES ADVISED AGAINST 1.3 DETAILS OF THE SUPPLIER OF THE SAFETY DATA SHEET COMPANY NAME REGENCY FCB (UK) LTD UNIT 4, BENTWOOD ROAD HASLINGDEN LANCASHIRE BB4 5HH 1.4 EMERGENCY TELEPHONE NUMBER EMERGENCY INFORMATION Tel: +44(0)1706 831808 (office … May decompose on exposure to moist air or water. First-Aid Measures EYES: Immediately flush with water for at least 15 minutes, lifting the upper and lower eyelids intermittently. Safety & Documentation. (ERG, 2016) SEM and EDX results. To obtain more information about Thiourea Dioxide supply & inventory, please submit a quote request. Dyers will often just do a quick 10-30 second dip in the vat to get light blues, but this doesn’t give the indigo time to penetrate the fiber. This page contains information on the chemical Thiourea dioxide including: 11 synonyms/identifiers; U.S. Code of Federal Regulations Title 49 Section 172 shipping regulations and 2 proper shipping names; USDOT 2008 Emergency Response Guidebook initial response information. Do not contaminate surface water. Synonyms Aminoiminomethanesulfinic acid; Thiourea dioxide Recommended Use Laboratory chemicals. In closed bottles. 1758-73-2 EC-No. Irritating to eyes, respiratory system and skin. thiourea dioxide 99 solutions are extremely important for distinct industries to serve a variety of multiple purposes. Aqueous solutions are acidic and corrosive. Thionyl chloride is an inorganic compound with the chemical formula S O Cl 2.It is a moderately volatile colourless liquid with an unpleasant acrid odour. THIOUREA DIOXINE . PERSONAL PROTECTION Avoid contact with skin, eyes and inhalation of dust. Mp:126°C. Thiourea, Crystal (Thiocarbamide), ACS 1. Bud dormancy in plants can be inhibited by thiourea which is used as a growth stimulator. This section provides a listing of alternate names for this chemical, Thiourea dioxide is a reducing agent and a derivative of sulfinic acid (a weak inorganic acid). Bud dormancy in plants can be inhibited by thiourea which is used as a growth stimulator. Thiourea dioxide : Thiourea dioxide: 1758-73-2 : none : 100%: 4. … Storage. References Availability . Protect from light, moisture and pest infestation. Soluble in water (27 g / L at room temperature). Thiourea is a free radical scavenger of the peroxide radical. Synonyms Aminoiminomethanesulfinic acid; Thiourea dioxide Recommended Use Laboratory chemicals. If inhaled If breathed in, move person into fresh air. Storage. not available not available <= 100 % Belongs to the Following Reactive Group(s). 13. Details of the supplier of the safety data sheet Emergency Telephone Number For information US call: 001-800-ACROS-01 / Europe call: +32 14 57 52 11 Emergency Number US:001-201-796-7100 / Europe: +32 14 57 52 99 CHEMTREC Tel. Safety Information. <>
Thiourea dioxide is not very toxic, but it is irritating to skin and mucous membranes. CAS Number:1758-73-2 EINECS/ELINCs: 217-157-8 % weight: >99 2. : 62-56-6 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses : Laboratorychemicals, Industrial & for professional use only. Acide aminoiminomethanesulfinique . 3 0 obj
Thiourea, Crystal (Thiocarbamide), ACS 1. ... commercial or industrial purpose, all types of thiourea dioxide solutions are available at your disposal. Remove all sources of ignition. Uses advised against Food, drug, pesticide or biocidal product use. It is also known to be used in the treatment of hyperthyroidism.
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