[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-428061-105":59,"doc-detail-428061-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","potassium-nitrate-for-nitrometer-calibration-baker-analyzed","POTASSIUM NITRATE - FOR NITROMETER CALIBRATION - Baker Analyzed","","Baker Analyzed potassium nitrate for nitrometer calibration is announced with a minimum assay of 99.9% (dried basis) and label lot analysis for thirteen key impurities, while perchlorate content (as KClO4) is specified at a maximum of 0.03%. The issue also introduces improved packaging for sodium peroxide, including polyethylene liner presentation and available mesh grades, and describes updated packaging for ammonium bifluoride and fluoride salts using a polyethylene bag liner. Additional chemistry content covers EDTA titration methodology and calcium determination using Calcon (CI 202) with related reagents, buffers, and analytical procedures.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":35,"@type":76,"position":81},"https://docshare.wps.com/document/healthcare/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/potassium-nitrate-for-nitrometer-calibration-baker-analyzed/428061/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/potassium-nitrate-for-nitrometer-calibration-baker-analyzed/428061.png","ImageObject",300,407,{"name":92,"@type":93},"Guten tag","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-08","2026-09-29",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What assay and impurity requirements are specified for potassium nitrate for nitrometer calibration?","Question",{"text":112,"@type":113},"It specifies a minimum assay of 99.9% (dried basis) and includes label lot analysis for thirteen key impurities, with perchlorate (as KClO4) held to a maximum of 0.03%.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is sodium peroxide packaged in this announcement?",{"text":117,"@type":113},"Sodium peroxide is offered in an improved container with sloping shoulders and a wider mouth, and the text notes inherent caking properties and availability in two mesh sizes.",{"name":119,"@type":110,"acceptedAnswer":120},"How does the EDTA titration procedure determine calcium and magnesium differently?",{"text":121,"@type":113},"Calcium is directly titrated with EDTA at pH 13 using CI 202 as indicator; magnesium is present as an insoluble hydroxide and is not co-titrated. The pH is then adjusted to 10 for magnesium direct titration with EDTA using CI 203 as the added indicator.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},428061,1791063640,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":34,"category_name":35,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":24,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},687212321768,"https://ap-avatar.wpscdn.com/avatar/a0010bdbe886d2fe77?x-image-process=image/resize,m_fixed,w_180,h_180&k=1789897067658708522","6Ign   \nMARYGROVE COLLEGE LIBRAR JUNE,1957DETROIT,MICHIGAN上M     ___                                               __VOL.46,NO.2hemist-Analyst  \nJ.T.BAKER CHEMICAL CO.Phillipsburg,New Jersey  \npublished by  \nWhat'sNEW under thelabel  \n# POTASSIUM NITRATEFOR NITROMETERCALIBRATION\n\n## NEWCONTAINERFORSODIUMPEROXIDE\n\n'Baker Analyzed’Potassium Nitratefor Nitrometer Calibration is nowannounced.This product has a mini-mum assay of 99.9%(dried basis);itslabel shows actual lot analysis for 13key impurities.Perchlorate content(as KCi0₄)is held to 0.03%maxi-mum.This Baker item is now instock;order from J.T.Baker dis-tributors as commodity number 3191in 1/4-and 1-Ib.sizes.  \n'Baker Analyzed’Sodium Peroxide isnow offered in the improved con-tainer pictured.The sloping shoul-ders and wider mouth are of specialadvantage as the product has inher-ent caking properties.Sodium Per-oxide is available in two mesh sizes(20 mesh &finer;40 mesh &finer).  \n# FLUORIDESPACKAGED WITHINPOLYETHYLENE LINER\n\n'Baker Analyzed’Ammonium Biflu-oride and Fluoride and PotassiumFluoride are now packaged in thestandard bottle fitted with a poly-ethylene bag liner.Paraffin coatingof the bottle(always a possible sourceof product contamination)is beingdiscontinued.  \nCALCON (CI 202)  \nCalcon,the new indicator for theEDTA titration of calcium,is now instock;order from J.T.Baker dis-tributors as commodity number 1482in 1-,2-and 10-g.sizes.  \nJ.T.Baker Chemical Co.  \nREAGENT··FINE ·INDUSTRIALPhillipsburg,New Jersey  \n一[For 'Points of Service'see Inside Back Cover]-  \nJ.T.Baker Chemic al Co.  \nA.J.BARNARD,JR.,Editor  \nM.HAYDEN,Editorial Asst.  \nin this issue  \narficies  \n# Photometric Determination of Calcium via Precipitation\n\nEDTA Titration of Tin in Copper Base Alloys  \nSpot Test for Para-Nitraniline ..  \nThermogravimetric Pyrolysis of Some  \nImproved β-Naphthol &Orcinol Procedures for  \nPurification of Silver Chloride for Spectrochemical Use...………Drexel W.Baker  \nc5 s0·57i0d  \nUse of Zirconium Crucibles for Peroxide Fusions  \nExpedient for Protection of Hygroscopic Chemicals.……  ………George H.Chapman  \nLubricant for Rubber Tubing……………………………………………Morton A.Fineman  \nProtection of Electrically Heated Funnels from Spillage……………M.Benton Naff  \nAssembly for Determination of Crystallization Point……………C.E.Milstead  \nModification of Reaction Vessel of Beckman Aquameter(Model KF-2)  \nInhibition of Mold Growth on Azotobacter “Mudpie”Plates  \nUse of Commercial Refrigerator As Incubator………………………….S.H.Crowe,Jr.44Surface Tension Assembly…………………………   .Maxey Brooke44  \nIw  \nThe EDTA Titration:Nature &Methods of End Point Detection.III.  \n# divo'notes\n\nBack Issues ………………40Errata …  ………………56  \nArticles are offered for the service they may render.Tbis company assumes no responsibilityfor theit esauthenticity and originality.For republication,frst request the cditor's approval.R Reg.U.S.Patent Office.29  \nnalyst⑭  \nCover Illustration:\"Hot...and Abstract\"by J.E.Williams  \nPage  \nStepwise EDTA Titration of Calcium and Magnesium withCI 202 and CI 203 as Indicators ……………  …Peter F.Lott and K.L.Cheng 30  \nof Its Naphthylhydroxamate…………     ……   ……Abdel-Aziz M.Amin31  \n34  \n………Jorma Kinnunen and Bertil Wennerstrand  \n………………………….F.Feigl and C.Stark-Mayer 37  \nMetal Tetraphenylboron Compounds.…   ……  Wesley W.Wendlandt38  \nDifferentiation of Pentoses and Hexoses …   …….H.Zahnd and S.Sandler39  \n56  \n...Henry E.Blake,Jr.,and William F.Holbrook42  \n43  \n43  \n43  \n43  \n44  \n………………………………………John W.Torbert  \n…………   ……K.C.Lu and W.B.Bollen  \n44  \n46  \n…A.J.Barnard,Jr.,W.C.Broad &H.Flaschka  \n● 30●  \nMagnesium salt solution,0.01 molar.Dissolve  \nStepwise EDTA Titration ofCalcium and Magnesium withCI 202 and CI 203 as Indicators  \n2.465 g.of reagent grade magnesium sulfateheptahydrate;dilute to one liter with water.  \nIndicator solutions.Dissolve 0.15 g.of CI 202(Calcon or Zinchrome R)in 25ml.of metha-nol containing 0.20 g.of sodium carbonate.Dissolve 0.15 g.of Eriochrome Black T(CI 203)and 0.50 g.of sodium b","cbCaiuoLSJ8Y1xgA","https://ap.wps.com/l/cbCaiuoLSJ8Y1xgA","pdf",1988979,32,"English","# POTASSIUM NITRATEFOR NITROMETERCALIBRATION\n## NEWCONTAINERFORSODIUMPEROXIDE\n## FLUORIDESPACKAGED WITHINPOLYETHYLENE LINER\n## Photometric Determination of Calcium via Precipitation\n## EDTA Titration of Tin in Copper Base Alloys\n## Spot Test for Para-Nitraniline\n## Reagents\n## Stepwise EDTA Titration of Calcium and Magnesium","[{\"question\":\"What assay and impurity requirements are specified for potassium nitrate for nitrometer calibration?\",\"answer\":\"It specifies a minimum assay of 99.9% (dried basis) and includes label lot analysis for thirteen key impurities, with perchlorate (as KClO4) held to a maximum of 0.03%.\"},{\"question\":\"How is sodium peroxide packaged in this announcement?\",\"answer\":\"Sodium peroxide is offered in an improved container with sloping shoulders and a wider mouth, and the text notes inherent caking properties and availability in two mesh sizes.\"},{\"question\":\"How does the EDTA titration procedure determine calcium and magnesium differently?\",\"answer\":\"Calcium is directly titrated with EDTA at pH 13 using CI 202 as indicator; magnesium is present as an insoluble hydroxide and is not co-titrated. The pH is then adjusted to 10 for magnesium direct titration with EDTA using CI 203 as the added indicator.\"}]","POTASSIUM NITRATE - FOR NITROMETER CALIBRATION - Baker Analyzed | PDF",1790645676,81]