This site explains how to find molar mass. It is also used in estimating volumetrically the concentrations of certain compounds in solution (hydrogen peroxide, for instance) and in estimating the chlorine content in commercial bleaching powder and water. Natrii thiosulfas (Latin) Natriumthiosulfat (German) Sodium, thiosulfate de (French) Generic Names. Finding molar mass starts with units of grams per mole (g/mol). Some problems with this alternative process include the high consumption of thiosulfate, and the lack of a suitable recovery technique, since [Au(S2O3)2]3− does not adsorb to activated carbon, which is the standard technique used in gold cyanidation to separate the gold complex from the ore slurry. Convert grams Sodium Thiosulfate to moles or moles Sodium Thiosulfate to grams, Molecular weight calculation: The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. Result to be given to four decimal places. Further, the next step is the division of molecular weight of sodium thiosulphate by 0.5; if the hypo is associated with 5 molecules of water, then the molecular weight of sodium thiosulphate is 248 and thereby the equivalent weight would be 248/0.5 = 496 which is absurd and erroneous.  In the solid state, the thiosulfate anion is tetrahedral in shape and is notionally derived by replacing one of the oxygen atoms by a sulfur atom in a sulfate anion. Molecular Weight 248 Appearance White Crystalline. Molarity of Sodium thiosulphate = Weight taken*(pot. It is an efflorescent, monoclinic crystalline substance also called sodium hyposulfite or “hypo”. Molecular Weight. Parameters: Specifications: Appearance: Fine Crystalline: pH of 10% Aqueous Solution: 6.5 to 8: Assay : 98% minimum: Sulphites & Sulphates: 1% max: Heavy Metals: Less than 5 ppm: Iron: Less than 10 ppm: Sodium Thiosulphate Pure. Sodium thiosulfate and ammonium thiosulfate are a component of an alternative lixiviants to cyanide for extraction of gold. Molecular Weight: 248.19 g/mol: Computed by PubChem 2.1 (PubChem release 2019.06.18) Hydrogen Bond Donor Count: 5: Computed by Cactvs 188.8.131.52 (PubChem release 2019.06.18) Hydrogen Bond Acceptor Count: 9: Computed by Cactvs 184.108.40.206 (PubChem release 2019.06.18) Rotatable Bond Count: 0: Computed by Cactvs 220.127.116.11 (PubChem release 2019.06.18) Exact Mass: 247.961248 g/mol Sodium Thiosulphate Technical. Sodium thiosulphate. The relative density is 1.667. Port Guangzhou,Shenzhen,Shanghai etc Picture Example: Na2S2O3 manufacturer sodium thiosulphate 99% . This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. Sodium (atomic symbol: Na, atomic number: 11) is a Block D, Group 5, Period 4 element with an atomic weight of 22.989769. Thiosulfate (S 2 O 2− 3) (IUPAC-recommended spelling; sometimes thiosulphate in British English) is an oxyanion of sulfur.. Technical info; MSDS; Certificate of Analysis; Storage condition. Sodium: Na: 22.989770: 3: 42.070%: Oxygen: O: 15.9994: 4: 39.037%: Phosphorus : P: 30.973761: 1: 18.893% ›› Similar chemical formulas. The prefix thio-indicates that the thiosulfate ion is a sulfate ion with one oxygen replaced by sulfur.Thiosulfate has a tetrahedral molecular shape with C 3v symmetry. View information & documentation regarding Sodium thiosulfate pentahydrate, including CAS, MSDS & more. 5H 2 O.The solid is an efflorescent (loses water readily) crystalline substance that dissolves well in water. Tel: 1-855-346-6742 (1-855-FINORIC) Email: firstname.lastname@example.org. This reaction is known as a "clock reaction", because when the sulfur reaches a certain concentration, the solution turns from colorless to a pale yellow. Conditions to avoid Avoid contact with incompatible materials. Sodium Thiosulphate Anhydrous Rs 22/ Kg Get Latest Price 39.4: 6.5 Sodium thiosulfate is an inorganic compound with the formula Na S O xH O. It has a role as an antidote to cyanide poisoning, a nephroprotective … 1 grams Sodium Thiosulfate is equal to 0.0063248010502206 mole. Pour voir vos prix, connectez-vous ou contactez votre distributeur local. Sodium thiosulfate are colorless monoclinic crystals without a characteristic aroma.  The alkylthiosulfates are susceptible to hydrolysis, affording the thiol. The complete reaction is: Similarly, sodium thiosulfate reacts with bromine, removing the free bromine from solution. molecular weight of Sodium Thiosulfate or mol The molecular formula for Sodium Thiosulfate is Na2S2O3. Two polymorphs are known of the pentahydrate. Sodium thiosulphate has a molecular weight of 158.11 g / mol for its anhydrous form and 248.18 g / mol for the pentahydrate form. More... Molecular Weight: 158.11 g/mol. Thiosulfate (S 2 O 2− 3) (IUPAC-recommended spelling; sometimes thiosulphate in British English) is an oxyanion of sulfur.. Equivalent weight = molecule weight/n-factor = Molecular weight/2. The S-S distance indicates a single bond, implying that the terminal sulfur holds a significant negative charge and the S-O interactions have more double-bond character. Component CAS-No Weight % Sodium thiosulfate pentahydrate 10102-17-7 >95 Sodium thiosulfate 7772-98-7 - 4. It is soluble in water. Sodium thiosulfate (Na2S2O3), also spelled Sodium thiosulphate, or thio sulfate is a colorless crystalline compound that is more familiar as the pentahydrate, Na2S2O3•5H2O. 5H2O), the latter is also known as soda and Hyperion. Equivalent weight of Sodium Thiosulphate. Molar mass of Na2S2O3 = 158.10774 g/mol. Equivalent mass of oxalic acid. Browse the list of Sodium Thiosulfate Pentahydrate. (i.e., in 50 ml) from the actual amount of weight of sample taken. In addition, it has a density of 1.667 g / ml (National Center for Biotechnology Information, 2017). CAS: 7772-98-7; EINECS: 231-867-5; Molecular Weight: 158; Formula : Na2S2O3. Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance. Type in your own numbers … Sodium Thiosulphate Thiosulfate Anhydrous Pentahydrate BP IP USP ACS AR Analytical Reagent FCC Food Grade Manufacturers Muby Chemicals , established in 1976, is the pioneer manufacturer of Sodium Thiosulfate Pentahydrate or Sodium Thiosulphate Pentahydrate and various other chemicals in India. Its melting point is 48.3 ̊C (118.94 ̊F), boiling point 100 ̊C (212 ̊F), density 1.67 g/cm3. In pH testing of bleach substances, sodium thiosulfate neutralizes the color-removing effects of bleach and allows one to test the pH of bleach solutions with liquid indicators. In its anhydrous form, sodium thiosulfate has a molar mass of 158.11 grams per mole. Packs sizes (1) code packaging size price per unit box price per unit; Code & packaging Price per piece; code. Sodium thiosulphate is packed in net weight 25kg plstic woven bag with plastic inner bag. Sigma-Aldrich offers a number of Sodium thiosulfate pentahydrate products. Initial protonation occurs at sulfur. Formula: Na2S2O3.5H2O. These appear like white powder and have molecular weight of 158.11. Molar mass of sodium thiosulfate=174.12. Decomposition temperature: Sodium thiosulfate decomposes during the measurement up to 500°C. This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. All molecular weight of sodium thiosulfate wholesalers & molecular weight of sodium thiosulfate manufacturers come from members. It is a somewhat strong acid with pKas of 0.6 and 1.7 for the first and second dissociations, respectively. Did you mean to find the molecular weight of one of these similar formulas? 5H2O), this is (248.17/1) g. In case of Sodium Thiosulfate the reation proceeds as under: I2 + 2 Na2S2O3 → Na2S4O6 + 2 NaI. Equivalent weight of Sodium Thiosulphate. Disodium thiosulfate. Sodium thiosulfate is used in analytical chemistry. Note that rounding errors may occur, so always check the results. The SI base unit for amount of substance is the mole. The more commonly available pentahydrate from, Na 2 S 2 O 3 .5H 2 O has a molar mass of 248.18 g/mol. The advantages of this approach are that (i) thiosulfate is essentially nontoxic and (ii) that ore types that are refractory to gold cyanidation (e.g. Master Name: Sodium Thiosulphate 0,1 mol *(24,818g Na2S2O3.5H2O) to prepare 1l of 0,1N solution EINECS: 231-867-5 CS: Sodothiol. The invention provides a method for preparing sodium thiosulfate. 2005-08-08. It has a white, crystalline appearance as a solid and is odourless. Make up the volume to 1000 ml. Sodium Thiosulphate Manufacturers Sodium Thiosulfate Anhydrous Manufacturers: Finoric LLC Beasley Houston Pleasanton Midland, Texas, USA. We use the most common isotopes. molecular weight (126 g/mol) divided by n-factor (which is the valency=2) Therefore, 126/2 = 63. Molar Mass: 248.1841. You can also browse global suppliers,vendor,prices,Price,manufacturers of Sodium thiosulfate(7772-98-7). Calculate the molecular weight Here's a more complicated example: Find the molecular mass (molecular weight) of Ca 3 (PO 4) 2. of a chemical compound, More information on Na2S2O3.5H2O is a white crystal at room temperature. Parent Compound: CID 11846227 (1,2-Dipalmitoyl-sn-glycero-3-phosphoglycerol) Component Compounds: CID 11846227 (1,2-Dipalmitoyl-sn-glycero-3-phosphoglycerol) CID 5360545 (Sodium) Dates Molar mass of sodium thiosulfate=174.12. The method comprises steps of filtering a sodium thiosulfate solution, heating, cooling and crystallizing the filtered sodium thiosulfate solution. These relative weights computed from the chemical equation are sometimes called equation weights. Features of Sodium Thiosulfate: 1, Chemical name: Sodium thiosulfate 2, H.S code: 28328000 3, Molecular formula: Na2S2O3*5H2O 4, Molecular weight: 248.17 . Molecular weight calculation: 22.989770*2 + 32.065*2 + 15.9994*3 ›› Percent composition by element Parameters: Specifications: Appearance: White Uniform Crystals (10 … At last,Sodium … The relevant reaction is akin to the iodine reaction: thiosulfate reduces the hypochlorite (active ingredient in bleach) and in so doing becomes oxidized to sulfate. 22.989770*2 + 32.065*2 + 15.9994*3.  Ammonium thiosulfate is typically preferred to sodium thiosulfate for this application.. View information & documentation regarding Sodium thiosulfate solution, including CAS, MSDS & more. To complete this calculation, you have to know what substance you are trying to convert. It is used for both film and photographic paper processing; the sodium thiosulfate is known as a photographic fixer, and is often referred to as 'hypo', from the original chemical name, hyposulphite of soda. The anhydrous salt exists in several polymorphs. Normality (N) of sodium thiosulphate can be calculated using the formula: m is the mass of sodium thiosulphate pentahydrate present in... See full answer below. Note that all formulas are case-sensitive. molar mass and molecular weight, Convert grams Sodium Thiosulfate to moles. Typically it is available … We doesn't provide molecular weight of sodium thiosulfate products or service, please contact them directly and verify their companies info carefully. Find MSDS or SDS, COA, Data Sheet and other information of high quality specialty chemicals manufacturer, supplier, exporter. Sodium thiosulphate. ›› Sodium Thiosulfate molecular weight. This particular use can be set up to measure the oxygen content of water through a long series of reactions in the Winkler test for dissolved oxygen. There are three calcium atoms, two phosphorus atoms, and eight oxygen atoms. Molecular weight of KIO 3 = 214. It is used to dechlorinate tap water including lowering chlorine levels for use in aquariums, swimming pools, and spas (e.g., following superchlorination) and within water treatment plants to treat settled backwash water prior to release into rivers. The prefix thio-indicates that the thiosulfate ion is a sulfate ion with one oxygen replaced by sulfur.Thiosulfate has a tetrahedral molecular shape with C 3v symmetry. [Sodium Thiosulphate (Anhydrous)AR] 7772-98-7 | Na2S2O3 | Buy & Get Information for your research needs by CDH, India. If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. So there are 10 milliequivalents of sodium in 10 millimoles. Sodium thiosulfate is an inorganic sodium salt composed of sodium and thiosulfate ions in a 2:1 ratio.  Thiosulfate forms strong soluble complexes with gold(I) ions, [Au(S2O3)2]3−. bromate) x Req.  The reduction reaction is analogous to the iodine reduction reaction. NOTE: If signs of poisoning reappear, repeat treatment using one-half the original dose of both sodium nitrite and sodium thiosulfate. The solid is an efflorescent (loses water readily) crystalline substance that dissolves well in water. Unit I Preparation and Standardisation of Various Molar and Normal Solutions Cntd...!2. Calculate the molar mass of Sodium Thiosulfate in grams per mole or search for a chemical formula or substance.Sodium thiosulfate (Na2S2O3), also spelled sodium thiosulphate, is a colorless crystalline compound that is more familiar as the pentahydrate, Sodium Thiosulfate Pentahydrate Na2S2O3.5H2O Molar Mass, Molecular Weight Total 1 products from molecular weight of sodium thiosulphate Manufactures & Suppliers: Add To Cart. Sodium Thiosulphate BP Sodium Thiosulfate USP pentahydrate anhydrous manufacturers: Anmol Chemicals S-8, SARIFA MANSION, 2ND FLANK ROAD, CHINCHBUNDER, MUMBAI 400009, INDIA TEL: (OFFICE) 91-22-23770100, 23726950, 23774610, 23723564. Sigma-Aldrich offers a number of Sodium thiosulfate pentahydrate products. Further, the next step is the division of molecular weight of sodium thiosulphate by 0.5; if the hypo is associated with 5 molecules of water, then the molecular weight of sodium thiosulphate is 248 and thereby the equivalent weight would be 248/0.5 = 496 which is absurd and erroneous. Na3PO4 Na3Po4 ›› Calculate the molecular weight of a chemical compound. Possibility of hazardous reactions Hazardous polymerization is not known to occur. Weight of KIO3 in mg. Molecular weight of KIO 3 = 214. The SI base unit for amount of substance is the mole. Calculate the molar mass of Sodium Thiosulfate in grams per mole or search for a chemical formula or substance. :: Chemistry Applications:: Sodium is monofunctional. 2020-11-21 . Foreign Names. SDS; TDS; COA; Prix recommandés seulement. The Formula of oxalic acid is H2C2O4.2H2O. Tagged iodometry preparation and standardization of 0.1M Sodium Thiosulphate solution (Na2S2O3) redox titration sodium Thiosulphate. Having molecular formula of Na2S2O3.5H2O & molecular weight of 248.18, the chemical is available in form of white crystal/crystalline powder form and has minimum assay of … We are offering to our clients, Sodium Thiosulphate Anhydrous, which is widely used in pharma industry and field of photography. 2 Na2S2O3 ≡ I2 ≡ 2 e. Hence (1) Na2S2O3 ≡ 1 e Stability This product is stable if stored according to the recommendations in Section 07. Equivalent mass of oxalic acid. Sodium thiosulfate appears as a colourless monoclinic crystalline solid. Antidote. 5H2O), this is (248.17/1) g. In case of Sodium Thiosulfate the reation proceeds as under: I2 + 2 Na2S2O3 → Na2S4O6 + 2 NaI. This reaction is illustrated by one synthesis of thioglycolic acid: InChI=1S/2Na.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2, InChI=1/2Na.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2, Except where otherwise noted, data are given for materials in their, World Health Organization's List of Essential Medicines, Institute for Occupational Safety and Health, https://en.wikipedia.org/w/index.php?title=Sodium_thiosulfate&oldid=991804268, World Health Organization essential medicines, Chemical articles with multiple compound IDs, Multiple chemicals in an infobox that need indexing, Chemical articles with multiple CAS registry numbers, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, 48.3 °C (118.9 °F; 321.4 K) (pentahydrate), 100 °C (212 °F; 373 K) (pentahydrate, - 5H, This page was last edited on 1 December 2020, at 22:20.