See also: salt Rochelle is approximately 80 miles (130 km) west of Chicago and 25 miles (40 km) south of Rockford History. Rochelle Salt Solution, 500 mL. Piezoelectricity is a property of certain classes of crystalline materials including natural.crystals of Quartz, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Microwave-induced One-pot Synthesis of 2,4,5-trisubstituted Imidazoles Using Rochelle Salt as a Green Novel Catalyst, Anodes for electrodeposition. In the case of sodium citrate: the cupric ion (complexed with citrate ions) is reduced to cuprous ion by the aldehyde group (which is oxidized), and precipitates as cuprous oxide, Cu2O. Step 1. It has a large piezometric effect which makes it widely useful in sensitive vibrational and acoustic devices. Next we turn the potassium bitartrate (cream of tartar) and the sodium carbonate into potassium sodium tartrate (Rochelle salt, NaKC 4 H 4 O 6). https://medical-dictionary.thefreedictionary.com/Rochelle+salt. Rochelle salt See under Rochelle. ; Rochelle salt (Chem) the double tartrate of sodium and potassium, a white crystalline substance. 4H 2 O. Such transducershad … But these crystals also have important jobs to do: Rochelle salt has been used as a mild laxative, in the process of silvering mirrors, and for its piezoelectric properties. It was discovered by Seignette, an apothecary of Rochelle, and is called also Seignete's salt. 4H2O], and has Curie temperatures at –18°C and 24°C with a narrow operating range of temperature for ferroelectricity, leading to high electromechanical coupling at 24°C. Rochelle salt - a double salt used in Seidlitz powder; acts as a cathartic potassium sodium tartrate , Rochelle salts double salt - a solution of two simple salts that forms a single substance on crystallization Molecular Formula. it was discovered by seignette, an apothecary of rochelle, and is called also seignete's salt.. Rochelle is a city in Ogle County, Illinois. So the tartrate part of Rochelle salt is the key reactant. Basically that means a crystal of the salt generates electricity when it is squeezed. ), the double tartrate of sodium and potassium, a white crystalline substance. Order Status Contact Us Login. Information and translations of Rochelle salt in the most comprehensive dictionary definitions resource on the web. It is also called the salt of Pierre Seignette, named after a pharmacist from Rochelle who synthesized it in 1675. Express Order. Rochelle Salt comes from a natural crystalline acid deposited on the inside of the wine barrels at the cellars. Rochelle salt It is a water-soluble and slightly alcohol- soluble salt that has the property of double refraction (like Iceland spar). This property led to its extensive use in "crystal" gramophone (phono) pick-ups, microphones and earpieces during the post-World War II consumer electronics boom of the mid-20th Century. From: Ultrasonic Transducers, 2012 Rochelle salt definition: a white crystalline double salt , sodium potassium tartrate , used in Seidlitz powder .... | Meaning, pronunciation, translations and examples Hypernyms ("Rochelle salt" is a kind of...): double salt (a solution of two simple salts that forms a single substance on crystallization) New Customer? Potassium Sodium Tartrate is commonly called Rochelle Salt or Seignette Salt. Definition of Rochelle salt in the Definitions.net dictionary. Definition of ROCHELLE SALT • Dictionary meaning of Rochelle salt • Words with similar meaning as Rochelle salt 6381-59-5. I do not know a source of BP standard, but it is widely available from chemical supply houses; however, I would not suggest using this source as a medicine as it is almost certainly not BP standard. HACH US Chemistries CLAROS 800-227-4224. The chemical is used as a … a mild saline cathartic, used as an ingredient in compound effervescent powders. What does Rochelle salt mean? Alternatively, it can be prepared from the cream of tartar (unfortunately, it is not sold in my country, so I ordered some on eBay), and baking soda (NaHCO 3). If that doesn’t seem fascinating to you then you might have come to the wrong place. ), the double tartrate of sodium and potassium, a white crystalline substance. Potassium sodium tartrate, a colorless, transparent powder having a cooling and saline taste and formerly used as a saline cathartic. On the other hand, its performance has a rather large temperature dependence. C4H4O6KNa·4H2O or C4H12KNaO10. Rochelle salt, also called Sodium Potassium Tartrate Tetrahydrate, a crystalline solid having a large piezoelectric effect (electric charge induced on its surfaces by mechanical deformation due to pressure, twisting, or bending), making it useful in sensitive acoustical and vibrational devices. QH257BPV3J. Rochelle salt definition, a colorless or white, water-soluble solid, KNaC4H4O6⋅4H2O, used in silvering mirrors, in the manufacture of Seidlitz powders and baking powder, and in medicine as a laxative. Find more similar words at wordhippo.com! Rochelle salt Potassium sodium tartrate, a colorless, transparent powder having a cooling and saline taste and formerly used as a saline cathartic. To determine the appropriate concentration of the catalyst, pH 4--7) the lack of excess cyanide may demand the addition of. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Easy-to-grow Rochelle salt crystals are much larger than table salt and way more fun to look at! chelle salts n. See potassium sodium tartrate. A synonym for Rochelle salt is Seignette salt. Cart 0 / Quote 0. (Technology Update), Piezoelectric ceramic drives automobile innovation, Rochefort, Victor Henri, marquis de Rochefort-Luçay, Rochers de la "Fortune" (Île de la Possession), Rochers des Moines (Île de la Possession). It is one of the components of Fehling’s liquor that is used to test the reducing power of sugars. It is a colourless to white crystalline powder with a cool and saline taste. It was discovered in 1672 by Pierre Seignette, born in La Rochelle (France). Rochelle potassium sodium tartrate. rochelle salt n : a double salt used in seidlitz powder; acts as a cathartic [syn: rochelle salt, rochelle salts] rochelle salt (chem. Potassium sodium tartrate tetrahydrate, also known as Rochelle salt, is a double salt of tartaric acid first prepared (in about 1675) by an apothecary, Pierre Seignette, of La Rochelle, France. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Potassium sodium tartrate and monopotassium phosphate were the first materials discovered to exhibit piezoelectricity. Rochelle salt or potassium sodium tartrate is an interesting chemical that is used to grow large single crystals, which are attractive and interesting, but also may be used as transducers in microphones and gramophone pickups. Step-by-step video on how to make Rochelle salt crystals or piezoelectric crystals for doing piezoelectricity experiments or hacks for science fairs or fun. Turn the ingredients into Rochelle salt. All Free. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Formula: KNaC4H4O6.4H2O, potassium sodium tartrate: a colorless or white, water-soluble solid, KNaC, Request TOC of this Report- https://www.factmr.com/connectus/sample?flag=T&rep_id=2937 Sodium Potassium Tartrate also is known as, The phenomenon was first discovered in 1880 when Pierre and Jacques Curie demonstrated that when specially prepared crystals (such as quartz, topaz and, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Sodium Potassium Tartrate Market Innovative Trends Implemented by Manufacturers Steering Growth unti, Microwave-induced One-pot Synthesis of 2,4,5-trisubstituted Imidazoles Using Rochelle Salt as a Green Novel Catalyst, Emergence of environmentally friendly piezoelectric material, Rochefort, Victor Henri, marquis de Rochefort-Luçay, Rochers de la "Fortune" (Île de la Possession), Rochers des Moines (Île de la Possession). The population was 9,574 at the 2010 census, up from 9,424 at the 2000 census. Rochelle salt - WordReference English dictionary, questions, discussion and forums. Our Rochelle Salt is manufactured in a completely automatic unit plant. Is the Potassium Sodium Salt of Tartaric Acid. rochelle salt n : a double salt used in seidlitz powder; acts as a cathartic [syn: rochelle salt, rochelle salts] rochelle salt (chem. Synonyms. It has a cooling, saline, slightly bitter taste and is employed as a mild purgative. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. It has a pH value of 6.5 – 8.5. Rochelle Salt The Salt of Many Virtues One of the most interesting things about Rochelle salt is its piezoelectric properties. As shown in the photo below, put at most 200 grams (7 oz) of cream of tartar into 250 milliliter (one cup) of water. rochelle-salt | definition: a double salt used in Seidlitz powder; acts as a cathartic | synonyms: potassium sodium tartrate, double salt, Rochelle salts Synonym.com is the web's best resource for English synonyms, antonyms, and definitions. For Rochelle salt, whose chemical instability (loss of crystallization water at slightly elevated temperatures) and water absorbency are well known, other factors such as air humidity, storage conditions, etc are important and should be monitored during measurements. UNII-QH257BPV3J. Login. https://www.thefreedictionary.com/Rochelle+salt, (Pharmacology) a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. Detailed information related to Rochelle Salt's uses, side-effects, reviews, questions, interactions, and precautions is as follows: Uses Please consult your physician or pharmacist or product package for this information. Rochelle salt. it has a cooling, saline, slightly bitter taste and is employed as a mild purgative. It is also known as Rochelle salt or Potassium sodium tartrate. Meaning of Rochelle salt. Rochelle salt is sold in chemical shops. it was discovered by seignette, an apothecary of rochelle, and is called also seignete's salt.. n a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. it has a cooling, saline, slightly bitter taste and is employed as a mild purgative. A. Rochelle salt is potassium sodium tartrate. Rochelle salt, also known as POTASSIUM SODIUM TARTRATE, is a white crystalline powder or colourless crystal, which is obtained by treating the natural raw tartaric material. 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