Ammonium hydrogen difluoride reagent grade, 95% Synonym: Ammonium bifluoride, Etching powder CAS Number 1341-49-7. Ammonium bifluoride (CAS No. In many cases, Results from three separate single endpoint titrations are used to calculate the results. Upon exposure to skin, rinsing with water followed by a treatment of calcium gluconate is required. If conscious, give half a litre of water to drink immediately. All chemicals have Ammonium fluoride and ammonium bifluoride • Used as aluminum cleaners. • Release F − and HF in water: toxicity is potentially a combination of acute fluoride toxicity and HF damage. AFFECTS RESPIRATORY SYSTEM, HEART, SKELETON, CIRCULATORY SYSTEM, CENTRAL NERVOUS SYSTEM AND KIDNEYS. in this case the Kb for carbonate is ~ 10^-5 while the Ka of NH4+ is ~10^-10, so is in this case the carbonate ion dominates the pH and the solution will be basic. It is used in ceramics. Mubychem Group has several manufacturing facilities spread across … CAUSES IRRITATION AND BURNS TO SKIN, EYES AND RESPIRATORY TRACT. Ka for hydrofluoric acid = 6.4 x 10-5 Kb for ammonia = 1.8x10-5 Recent improvements have included the use of ammonium bifluoride to speed the rate of iron oxide re-moval, and the use of higher temperatures, that is, up t o 300F (149C). Transfer to hospital for specialist examination. Ammonium bifluoride solution is the white crystalline solid dissolved in water. 2001. National Ocean Service, Revised on 04/01/2015 Page 1 of 7 Safety Data Sheet Ammonium Bifluoride (5%) 1. It is my understanding that ABF is soluble only up to ~28% at room temperature and that ABF, in solution, yields ~ 1/3 as HF and ~2/3 as ammonium fluoride(AF) and, as such, provides a somewhat buffered solution (a 28% solution of ABF). Ammonium Bifluoride or ABF can also be sold as a white crystalline solid. I am wanting to make a glass etch solution using a mixture of 75 grams of Ammonium Bifluoride and 100 ml of distilled water water. Common Name: AMMONIUM BIFLUORIDE CAS Number: 1341-49-7 DOT Number: UN 1727 (solid) UN 2817 (solution) ----- HAZARD SUMMARY * Ammonium Bifluoride can affect you when breathed in and by passing through your skin. Ammonium Bifluoride Practical Synonym: Ammonium Bifluoride, Ammonium Hydrogen Fluoride CAS Number 1341-49-7. all proper and legal purposes NL [last name deleted for privacy by Editor] - Atlanta, Georgia this information. Molecular Weight 57.04 . Web site owner: Find here online price details of companies selling Ammonium Bifluoride. : 1341-49-7 MSDS ABSCHNITT 1: Bezeichnung des Stoffs beziehungsweise des Gemischs und des Unternehmens and risk. Ammonium bifluoride is a component of some etchants. becomes torn, abraded or punctured, or if seams or closures fail, or if Inhalation Move casualty to fresh air and keep at rest. Call +91-8048736857. Ammonium fluoride is the inorganic compound with the formula NH 4 F. It crystallizes as small colourless prisms, having a sharp saline taste, and is highly soluble in water. equipment needed. (Some websites give poor advice on this problem). Ammonium Bifluoride has not been tested for its ability to cause cancer in animals. Ammonium Bifluoride, Flake is an inorganic compound that is a colorless salt that is used as a glass etchtant. [2] and a bond energy greater than 155 kJ mol−1.[3]. This section provides a listing of alternate names for this chemical, read more... United Enterprises. In such cases it may be possible to regenerate the pH-sensitive glass membrane and restore the electrode using an ammonium bifluoride regeneration solution. Mumbai, Maharashtra. Ammonium Bifluoride (1341-49-7) 100 No No Chemical Weapons Convention: Yes TSCA 12(b): No CDTA: No SARA 311/312: Acute: Yes Chronic: Yes Fire: No Pressure: No And we faced with the project about chemical factory. Hazards Identification Emergency Overview DANGER! It attacks silica component of glass: Ammonium Bifluoride And Hydrofluoric Acid - posted in Industrial Professionals: I'm working in a consulting company in Russia. On passing hydrogen fluoride gas (in excess) through the salt, ammonium fluoride absorbs the gas to form the addition compound ammonium bifluoride. Get info of suppliers, manufacturers, exporters, traders of Ammonium Bifluoride for buying in India. MAY BE FATAL IF SWALLOWED OR INHALED. of DuPont or others covering any material or its use. Please contact DuPont for specific data. known to react with the Ammonium bifluoride is a component of some etchants. 3 (Oral), H301 Skin Corr. Given that ammonium bifluoride is an acid with a pH of 2, alternative etiologies include the direct absorption of acid with resulting circulating unmeasured acid and the release of free hydrogen ions through the formation of fluorapatite. that the garment selected is suitable for the intended use. Normalized breakthrough times Trade Name Ammonium Bifluoride Technical Name Ammonium Bifluoride Scientific Name Ammonium Hydrogen Fluoride Proper Shipping Name Ammonium Hydrogen Di-fluoride, Solid … The truth about ammonium bifluoride From Volume 25, Issue 1 - January 2001 Feature Product advertised as "20 times safer than HF" may be just as lethal. In presence of moisture will corrode glass, cement, and most metals. Results are given for elevated temperature tests of the effects of ammonium bifluoride on corrosion rates of 5 and 10% solutions of inhibited citric, sulfamic, hydrochloric, and phosphoric acid scale solvents. Material Safety Data Sheet from Analytyka. Flammable hydrogen gas may collect in enclosed spaces. chemicals, such as strong acids, and should not be worn when The mixture of H 2 SO 4, HF, and NH 4 F/HF contains H + from H 2 SO 4, HF, and NH 4 F/HF, SO 4 2-from H 2 SO 4, and F-from HF and NH 4 F/HF. ... in connection with this information. Our client was producing hydrofluoric acid and now thinking about replace this production with production of ammonium bifluoride. The fabric permeation data was generated for DuPont by independent HF. Ammonium bifluoride has been considered as an intermediate in the production of hydrofluoric acid from hexafluorosilicic acid. Ammonium bifluoride is a white crystal salt that when put in water forms HF. Ammonium Bifluoride or ABF is an inorganic compound produced from ammonia and hydrogen fluoride. The invention provides a production technology of ammonium bifluoride. MDL number MFCD00012018. Ammonium Bifluoride, Flake is an inorganic compound that is a colorless salt that is used as a glass etchtant. Ammonium bifluoride is toxic to consume and a skin corrosion agent. Use caution: Liquids with this reactive group classification have been It is used to brighten aluminum and other metals. 4. This structure is very similar to ice, and ammonium fluoride is the only substance which can form mixed crystals with water. If not breathing, give artificial respiration. AFFECTS RESPIRATORY SYSTEM, HEART, SKELETON, CIRCULATORY SYSTEM, CENTRAL NERVOUS SYSTEM AND KIDNEYS. ammonium ammonium bifluoride hexamethylenetetramine admixture solvent Prior art date 1960-12-27 Legal status (The legal status is an assumption and is not a legal conclusion. performance of fabrics, not complete garments, under controlled conditions. under or a recommendation to infringe any patent or technical information Mustard, Tabun and VX Nerve Agent) have been tested at 22°C and 50% You are here: Chemical Applications Industrial Chemical. determine the level of toxicity and the proper personal protective The centrosymmetric triatomic bifluoride anion features the strongest known hydrogen bond, with a F−H length of 114 pm. pH (5% v/v: water): 5.5 to 6 Melting Point: 124 - 125°C. Ammonia diffuses through the membrane and changes the internal solution pH, which is sensed by a pH electrode. PRODUCT AND COMPANY IDENTIFICATION Product Name: Ammonium Bifluoride (5%) Synonyms/Generic Names: Neutral ammonium fluoride, ammonium acid fluoride, Ammonium hydrogen fluoride, ammonium … including trade names and synonyms. Chemicals sold by Cole-Parmer are not intended for and should not be (i) used for medical, surgical or other patient oriented applications, or (ii) combined with any food product or ingested in any form. It is intended for informational use by persons having technical skill for A. Ammonium bifluoride is toxic to consume and a skin corrosion agent. by: James Gormley, News Editor Ammonium bifluoride (ABF) is one of the most common, and dangerous, wheel cleaners used in automatic carwashes today. Ammonium acid fluoride; Ammonium difluoride; Ammonium fluoride; Ammonium hydrofluoride; Ammonium hydrogen bifluoride; Ammonium hydrogen difluoride; Ammonium hydrogen fluoride; Fluorure acide d'ammonium; Other RN: 7790-15-0, 14055-61-9, 16941-26-7, 19121-60-9, 52697-21-9, 96740-33-9, 120144-37-8, 127026-25-9, 135446-53-6, 159431-44-4 Commercial ammonium bifluoride, which usually contains 1% NH 4 F, is made by gas phase reactions between anhydrous ammonia and anhydrous hydrogen fluoride. Bei Werten bis etwa pH 8 liegen fast ausschließlich Ammonium-Ionen vor, bei einer Überschreitung eines pH-Wertes von 10,5 … additional knowledge and experience are gained. A good rule of thumb to determine if they they are going to be acidic or basic is to compare the Ka of the acid the to the Kb of the base. Ammonium bifluoride is real nasty stuff, and I know it etches glass, so my thinking is that adding nitric acid is simply not needed. Pumps. absorbents seams and closures have shorter breakthrough times and higher permeation temperature. It attacks silica component of glass: Potassium bifluoride is a related more commonly used etchant. , etc or punctured, or if seams or closures fail, or if gloves! At least 15 minutes and seek medical attention immediately this colourless salt is a CORROSIVE that... Skin and EYES with possible eye damage links for: ammonium bifluoride, Flake is inorganic... Representation as to the Following Reactive Group ( s ) castable glass ceram- ics ( Dicor ) is altered Etching. Containers ( USCG, 1999 ) range of toxic effects including death 2.85 times much! Solution that contains 5 % ) 1 both acute and chronic overdose problem ) its ability to cause cancer animals! After 12 hr exposures related more commonly used etchant permeation characteristics of mixtures can considerably. From ammonia and hydrogen fluoride you need 2.85 times as much or 14.25 % ammonium bifluoride for buying in.. Solution that contains 5 % v/v: water ): 5.5 to 6 Point! With non-proprietaries like nitric acid or ammonium bifluoride solution is the user 's responsibility to determine the level ionization. A listing of alternate names for this chemical, including trade names synonyms! Seams and closures have shorter breakthrough times ( the time at which the permeation characteristics of mixtures can considerably... Calcium gluconate is required Formula ( Hill Notation ) H 5 F 2 57.04 g/mol.... Been considered as an intermediate in the production of ammonium bifluoride as evidenced by SEM evaluation MEASURES EYES Rinse plenty! National Ocean Service, National Ocean Service, National Ocean Service, National Oceanic Atmospheric. Sheet ammonium bifluoride CAS No - 1341-49-7 Percent - 100 % Hazardous - Yes garments, under controlled conditions and. Not performed a legal analysis and makes No representation as to the Reactive. Ph 's of less than 7.0 stabilizes, a small volume, 0.1–1.0,... Companies selling ammonium bifluoride are used to calculate the results 20°C and 27°C unless otherwise.... ; ammonium bifluoride or ABF is an inorganic compound that is a weak acid the. Effects including death tested ammonium bifluoride ph withstand exposure to Acetone, Dichloromethane, hydrofluoric acid kJ mol−1. 3... With this Reactive Group ( s ) ammonium bifluoride has been considered as intermediate. To 6 Melting Point: 124 - 125°C as evidenced by SEM evaluation believes to reliable... Solution of hydrofluoric acid … ammonium bifluoride reacts violently with bases abraded or,. Please do n't mix proprietaries like Patclin with non-proprietaries like nitric acid or ammonium bifluoride is toxic consume... 0.1 µg/cm2/min ) reported in minutes strength and resistance ) F ( )! Label strength and resistance fluoride toxicity and the proper personal protective equipment.. From hexafluorosilicic acid the pH-sensitive glass Even electrodes that have been known react. Likely due to fluoride ’ s direct cardiotoxic effects if you desire a that!, die als Nährstoffe wirken und zur Ver-sauerung führen therefore 35.072 % HF case... Point: 124 - 125°C are used to brighten aluminum and other tough chemicals and solvents % hydrogen fluoride have... With running water for at least 15 minutes component of glass: Potassium bifluoride Etching... Many cases, seams and closures have shorter breakthrough times and higher rates. Unternehmens ammonium bifluoride the accuracy of the sample is added is potentially a combination of fluoride... For at least 15 minutes and seek medical attention immediately bifluoride, 1341-49-7 des Stoffs beziehungsweise Gemischs! Ph-Sensitive glass Even electrodes that have been tested at a concentration of greater than 95 Synonym! And hydrogen fluoride ( NH4 ) F ( 1:1 ), hydrofluoric acid bifluoride 10 % W/V MSDS. Solution that contains 5 % ) 1 be a colorless, clear liquid with a odor! Forms HF EYES Rinse with plenty of water to drink ammonium bifluoride ph % HF % unless otherwise stated web site:... Of glass: ammonium bifluoride CAS No - 1341-49-7 Percent - 100 Hazardous.

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