EC Number 232-151-5. Log In Sign Up. © Patent search, search for pacenow for inventions - 2012-2019, The invention relates to the technology of extraction of fluorine in the form of salts of fluoride of sodium silicofluoride compounds available as by-products in the production of phosphoric and hydrofluoric acids, The invention relates to a technology for inorganic fluorides from kremneftoristogo gases and may find application in the production of hydrofluoric acid, phosphoric fertilizers or in the aluminum industry at the stage of disposal of exhaust gases, having in its composition HF, SiF, The invention relates to the production of fluoride salts, which can be used in the production of aluminum by electrolysis of molten salts, The invention relates to the field of production of lithium compounds, which can be used as a component of nuclear fuel in reactors molten salts, The invention relates to methods for halide compounds of fluorine, in particular chlorine TRIFLUORIDE, and can be used in the processing of nuclear materials and other engineering fields, The method of producing fluoride of sodium silicofluoride compounds, The method of extraction of fluoride from fluoride containing compounds, The method of obtaining litiisoderzhashchego fluoride salts for the electrolytic production of aluminum, Method for preparing iodine heptafluoride, Method for preparing iodine monochloride hydrochloride solution, The method of producing chlorine trifluoride, Method of purification of the spent potassium fluoride, Azeotropic mixtures of iodine heptafluoride and hydrogen flouride, Method of obtaining high-purity lithium fluoride, Method of obtaining potassium trifluoride. and Incompatible products. Stop criterion: drift < 10 µg/min, Sample size: EFFECT: invention makes it possible to obtain pure calcium fluoride from fluorocarbon-containing wastes of process of obtaining benzines by hydrofluoric acid alkylation with complete purification of said wastes from hydrofluoric acid. Did you use this product in your Paper? For end point indication, e.g. The sample solution is prepared by addition of 5 g of sample to 50 mL formamide and gentle heating. Molecular Weight 58.10 . Site Use Terms 0000010457 00000 n number 09019TO without the first two letters. 0000001758 00000 n If you find a lot number such as TO09019TO - enter the lot 58 / Monday, March 26, 2012 / Rules and Regulations 02/06/2018 EN (English US) 2/7 3.2. Default titration settings, e.g. 0000002245 00000 n 30 mL 188015 Aquastar® - Solvent - Solvent for volumetric titration with two component reagents I read somewhere on the interwebs that heating … Press J to jump to the feed. 2 mg water, Solvent 0000001308 00000 n Potassium fluoride only slowly dissolves in methanol. 77, No. K9. : ;ASSIGNOR:MIKI, NOBUHIRO;REEL/FRAME:004825/0556, HASHIMOTO CHEMICAL INDUSTRIES CO., LTD.,JAPAN, ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MIKI, NOBUHIRO;REEL/FRAME:004825/0556, Fluoride mixtures, used in production of highly pure metal, in silver solder or as catalyst in organic reactions or for fluorinating organic compounds, contain alkali(ne earth) fluoride and small amount of silica, Moisture-repellent product and method of producing same, Process for completely regenerating contaminated solutizer solutions, Process of reducing the cake-forming tendency of potassium chloride and composition containing same, A process for preventing the caking tendency of NaCl or NaCl mixtures comprising, A method for preventing caking of sodium chloride, Method of inhibiting potassium fertilizer caking, Composition for calcium chloride caking reduction, Process for recycling chemical plant waste streams containing recoverable chlorine, Preparing sodium chloride solution and producing sodium bicarbonate, Stabilizing method for divalent metallic peroxide, Flowable alkaline fluorides and alkaline earths fluorides, Coated sodium percarbonate particles, process for the production thereof and use thereof, Method, composition and system for controlled release of chlorine dioxide gas, Oxygen-absorbing package, composition and method of formulation thereof, Method for storing produce and container and freshness keeping agent therefore, Stabilized particle of sodium percarbonate, Oxygen scavenging metal-loaded high surface area particulate compositions, Granulated photographic fixative and its preparation, Water sorption and time-dependent phenomena of milk powders, Oxygen absorber and method for storing same, Method for directly cooling fine-particle solid substances, Calcium hydrogen phosphate, a method for preparing it, and an excipient utilizing it, Method and composition for preventing odors in ice, Adsorbent materials for extending produce shelf life, Powdery, fluid and non-caking crystallized maltitol composition. 0000005011 00000 n %PDF-1.5 %���� Molar ratio potassium hydroxide:hydrofluoric acid equals (250-400):1. 0000001388 00000 n A versatile fluoride ion source used in a study of ion-specific swelling and de-swelling of ampholytic polymer gels, in the room temperature oxidation of noble metals in HF, and in the measurement of electronic polarizabilities of ions in polymers of alkali halides. The results are corrected for the blank value of the solvent. For improved dissolution formamide can be added during volumetric analysis. The Karl-Fischer reagent is placed into the titration cell without diaphragm. 0000008820 00000 n 239000011698 potassium fluoride Substances 0.000 title claims abstract description 42 A method for preventing anhydrous potassium fluoride from solidification by causing the anhydrous potassium fluoride to absorb carbon dioxide gas. 0000003357 00000 n 188002 Aquastar® - CombiTitrant 2 - One component reagent for volumetric Karl Fischer titration, 1 mL = approx. I only have access to house vac so if KF gas is produced I'm afraid it will damage that. 0000005523 00000 n carbonates, sulphites, borates) the KF oven technique is the method of choice. [NTP 1992]. Potassium hydroxide solution is taken in stoichiometric excess and circulated through effluent flows. 0000008064 00000 n SUBSTANCE: method for obtaining calcium fluoride includes interaction of calcium compound and fluorine-containing compound. 0000004225 00000 n 5 mL 109255 Aquastar® - CombiCoulomat frit - Coulometric Karl Fischer reagent for cells with diaphragm, Anolyte 05427ES–021 - enter the lot number 05427ES without the filling-code I read somewhere on the interwebs that heating it above 40C should do the trick. In such cases external neutralisation in a methanol-free medium is necessary. PubChem Substance ID 329753579 Potassium fluoride, 40 wt.% on alumina Revision Date 17-May-2018 10. Potassium fluoride only slowly dissolves in methanol. If adherent moisture alone is of interest the dissolution of the sample must be prevented through addition of a non-polar solvent (e.g. The same is also true for oxides and hydroxides. Aliquote of 1 mL sample solution. For determination of the total water content the substance must be completely dissolved.