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it was discovered by seignette, an apothecary of rochelle, and is called also seignete's salt.. C4H4O6KNa·4H2O or C4H12KNaO10. It is also called the salt of Pierre Seignette, named after a pharmacist from Rochelle who synthesized it in 1675. 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. Rochelle potassium sodium tartrate. 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. 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. Hypernyms ("Rochelle salt" is a kind of...): double salt (a solution of two simple salts that forms a single substance on crystallization) Cart 0 / Quote 0. 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. rochelle salt n : a double salt used in seidlitz powder; acts as a cathartic [syn: rochelle salt, rochelle salts] rochelle salt (chem. Rochelle salt definition: a white crystalline double salt , sodium potassium tartrate , used in Seidlitz powder .... | Meaning, pronunciation, translations and examples It has a large piezometric effect which makes it widely useful in sensitive vibrational and acoustic devices. 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. Rochelle salt See under Rochelle. A. Rochelle salt is potassium sodium tartrate. Synonyms. Login. Definition of ROCHELLE SALT • Dictionary meaning of Rochelle salt • Words with similar meaning as Rochelle salt It has a cooling, saline, slightly bitter taste and is employed as a mild purgative. chelle salts n. See potassium sodium tartrate. Potassium Sodium Tartrate is commonly called Rochelle Salt or Seignette Salt. HACH US Chemistries CLAROS 800-227-4224. (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). 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 has a pH value of 6.5 – 8.5. It is also known as Rochelle salt or Potassium sodium tartrate. https://medical-dictionary.thefreedictionary.com/Rochelle+salt. QH257BPV3J. Information and translations of Rochelle salt in the most comprehensive dictionary definitions resource on the web. As shown in the photo below, put at most 200 grams (7 oz) of cream of tartar into 250 milliliter (one cup) of water. The population was 9,574 at the 2010 census, up from 9,424 at the 2000 census. 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). a mild saline cathartic, used as an ingredient in compound effervescent powders. ), the double tartrate of sodium and potassium, a white crystalline substance. It was discovered by Seignette, an apothecary of Rochelle, and is called also Seignete's salt. 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 Find more similar words at wordhippo.com! 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. Order Status Contact Us Login. Rochelle salt. Definition of Rochelle salt in the Definitions.net dictionary. It is one of the components of Fehling’s liquor that is used to test the reducing power of sugars. Rochelle is approximately 80 miles (130 km) west of Chicago and 25 miles (40 km) south of Rockford History. See also: salt 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. 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. Molecular Formula. it was discovered by seignette, an apothecary of rochelle, and is called also seignete's salt.. Such transducershad … UNII-QH257BPV3J. Rochelle salt - WordReference English dictionary, questions, discussion and forums. it has a cooling, saline, slightly bitter taste and is employed as a mild purgative. All Free. ), the double tartrate of sodium and potassium, a white crystalline substance. Easy-to-grow Rochelle salt crystals are much larger than table salt and way more fun to look at! What does Rochelle salt mean? Is the Potassium Sodium Salt of Tartaric Acid. Turn the ingredients into Rochelle salt. From: Ultrasonic Transducers, 2012 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. New Customer? 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. 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. To determine the appropriate concentration of the catalyst, pH 4--7) the lack of excess cyanide may demand the addition of. Basically that means a crystal of the salt generates electricity when it is squeezed. Potassium sodium tartrate and monopotassium phosphate were the first materials discovered to exhibit piezoelectricity. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. If that doesn’t seem fascinating to you then you might have come to the wrong place. 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. n a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. https://www.thefreedictionary.com/Rochelle+salt, (Pharmacology) a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. It was discovered in 1672 by Pierre Seignette, born in La Rochelle (France). it has a cooling, saline, slightly bitter taste and is employed as a mild purgative. 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). 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. Step 1. Rochelle salt Potassium sodium tartrate, a colorless, transparent powder having a cooling and saline taste and formerly used as a saline cathartic. Rochelle Salt The Salt of Many Virtues One of the most interesting things about Rochelle salt is its piezoelectric properties. So the tartrate part of Rochelle salt is the key reactant. Rochelle salt is sold in chemical shops. Rochelle Salt comes from a natural crystalline acid deposited on the inside of the wine barrels at the cellars. 6381-59-5. The chemical is used as a … Meaning of Rochelle salt. A synonym for Rochelle salt is Seignette salt. Rochelle is a city in Ogle County, Illinois. 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). 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. 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. ; Rochelle salt (Chem) the double tartrate of sodium and potassium, a white crystalline substance. 4H 2 O. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Rochelle salt It is a water-soluble and slightly alcohol- soluble salt that has the property of double refraction (like Iceland spar). It is a colourless to white crystalline powder with a cool and saline taste. Our Rochelle Salt is manufactured in a completely automatic unit plant. Express Order. 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. 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. Addition of 40 km ) west of Chicago and 25 miles ( 40 ). Questions, discussion and forums appropriate concentration of the catalyst, pH 4 -- )!, saline, slightly bitter taste and is employed as a saline cathartic most comprehensive definitions! Powder with a cool and saline taste and formerly used as an ingredient in compound effervescent powders alcohol- salt! Deposited on the inside of the catalyst, pH 4 -- 7 ) the lack of excess cyanide may the! 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