SG – Specific Gravity, a general term for a gravity measurement 1 Brix / Plato = 1 gram of sucrose in 100g of solution Brix is Standard in IGNORE Alcohol scale There are pro Temperature Correction is easy if you have a calculator /
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[PDF] Refractometer Brix reading to wort Plato and SG conversion table
Brix Plato SG Brix Plato SG Brix Plato SG Brix Plato SG 0 0 0 0 1000 0 8 0 8 3 1033 1 16 0 16 6 1068 2 24 0 25 0 1105 5 0 2 0 2 1000 8 8 2 8 5
[PDF] to Specific Gravity
Barley extract, as-is, = Barley extract, as-is, = ASBC Approved Methods – Conversion Tables Conversion of Apparent Extract (Plato or Balling) to Specific
[PDF] Brix to Specific Gravity Conversion
BrehmVineyards com Brix/Balling/Specific Gravity Chart Degrees Brix Specific Potential Degrees Brix Specific Potential Degrees Balling Gravity Alcohol
[PDF] Appendix I MISCO PRO-BREWING SCALES™ Dissolved Solids
Solids (sugars), Brix, °Plato, Specific Gravity, Brewer's Points, Balling, and ABV Dissolved Solids the scale was to convert specific gravity, as measured with
[PDF] Scale Reading-Brix Conversion Table for the Bausch and Lomb
for routine determination of Brix of Original Product re- quires the construction of a special scale reading—brix conversion table, fitted for the instrument scale, Brix of Original Product 93 69 Density of product (Plato's Table) 1 506
[PDF] Empirically Measuring and Calculating Alcohol and Extract Content
Simple but powerful equations to relate SG or Plato determinations in literature as pertaining to the formulas and conversions of alcohol density, specific gravity, and the original solutions of sucrose and water used to derive the Plato scale
[PDF] Measuring Gravitypptx - Winnipeg Brew Bombers
SG – Specific Gravity, a general term for a gravity measurement 1 Brix / Plato = 1 gram of sucrose in 100g of solution Brix is Standard in IGNORE Alcohol scale There are pro Temperature Correction is easy if you have a calculator /
[PDF] Specific Gravity Of Sugar Solution - Unhaggle
LibreTextsSpecific Gravity Of Sugar SolutionDegrees Brix to Specific Gravity Conversion Tables Sugar - Density of Sugar ProductsCalculating Specific Gravity E g a 5°Plato (5 wt ) solution would roughly be 5g of sugar in 95g of water
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SG-SpecificGravity,ageneraltermforagravitymeasurement
OG-OriginalGravitymeasuredpriortofermentation FG-FinalGravitymeasuredafterfermentationis
fullycompete.OG/SG/FG
Brix(°Bx)/Plato(°P)/Balling Technicallydifferent 1Brix/Plato=1gramofsucrosein100gofsolution BrixisStandardinWineIndustry PlatoisStandardinPro.BrewingIndustry,Europe
SpecificGravity(SG) Comparesthedensityofliquidtopurewater Each10points(1.010)=1%heavierthanwater Doesnotdirectlytellyouhowmuchsugaryouhave
2(or4?)MajorScales
Twowaysamateurbrewerscaneasilydoit Hydrometer RefractometerHowDoWeMeasureGravity?
Devicethatusesbuoyancytofindgravity Eureka!ArchimedesPrinciple Fluids"lift"onobjectsaccordingtohowmuchvolume theobjectoccupies&liquid'sweight Wortliftshydrometer Moresugar=morelift MostmeasureSG&Plato Range0.980-1.160 IGNORE%Alcoholscale! TherearepromodelsHydrometer
Floatiesdon'taffectthereading! Theyarenotinsolution Measurebelowthemeniscus!UsingaHydrometer
Hydrometersneedtobecalibrated It'sarollofpaperthatcanmove! Adddistilledwater(Winnipeg'siscloseenough)at thecalibrationtemperature. Gravityshouldbe1.000 Ifitisnot,allmeasurementsneedtoadjusted+/-error!UsingaHydrometer
Thetemperatureofthefluidaffectsitsdensity Hotwortislessableto"lift"ahydrometerasitisless dense. TemperatureCorrectioniseasyifyouhavea calculator/chart http://hbd.org/cgi-bin/recipator/recipator/ hydrometer.html Somecalculatorshavemaxtemperatures Becareful!Hotliquid+thinglass=CRACK!TemperatureCorrection
Adevicethatusesbendingoflightinaprism Lightbendsdifferentlyinwaterwithandwithoutsugars (oranythingelse!) Snell'sLawifyoucare... Unittemperatureaffectsit Useatroomtemperature ATCsolvestheproblem MeasuresBrix SomehaveSGscale-IGNORE! 20Brix≠1.080!Refractometer
Adjustfocusuntilyoucanreadthescale Calibratebyputtingadropofdistilled wateronglass Ablue/whitelineshouldappearcrossing0,ifnotadjustscrewuntilitdoes
Placeadropsofwort(cooledisbest) ontoglass ThebluelineshouldbeevidentUsingaRefractometer
OG-Thehigher,thehigherthepotentialalcohol Dependentonwortcomposition(mashtemps, FG-Howmuchsugarisstillleft HigherFGsforsameOGhavemoredextrinsandare perceivedasfullerbodied&oftensweeter. AbeerwithanFGof1.040hasmoreresidualsugars ApparentAttenuation=(OG-FG)/OG-75%is "normal"WhatdoTheseNumbersMean?
Alcoholscrewsupmeasurements! Notasbigadealwithhydrometer Alcoholislighterthanwater Drysaisons&sourscanbeunder1.000 Builtintoourthinking&formulas
Refractometersareamajorproblem! Alcoholbendslightverydifferently Measurementsafterfermentationaremeaningless Hopoilsmayaffectmeasurements
ProblemsWithMeasuring
Notatall.IfyouknowyourOG,therearecalculatorsthathelpyouconverttoanFG SeanTerrillhasangreatspreadsheet http://seanterrill.com/2011/04/07/refractometer-fg-results/ Myresultshavebeenmixedthough... Whybother? 1or2DropsvsSampleTube PersonalchoiceSoRefractometersAreUseless?
IfyouknowOG&FGyoucanestimateyourABV "Old"Formula: (OG-FG)x131.25 Doesnoteffectivelytakeintoaccounteffectofalcohol inhigherABVbeers "Accurate"formula: 76.08x(OG-FG)/(1.775-OG)x(FG/0.794) Useacalculator!(http://www.brewersfriend.com/abv- calculator/)AlcoholByVolume
ValleyofDeathRIS(GoldMedal-Pro/Am) OG=1.125 FG=1.030 "Old"Formula=12.5% "Accurate"Formula=14.4% 15%higher!DoesThatReallyMatter?
Fermentationisproblematic NeedLOTSofyeast(useyeastcalculator.com/MrMalty.com)
Considerayeastcakefromafreshbatch/lotsofdry yeast Exfor5.25USgal 1.110Ale~400billion(2packs) 1.090Lager~650billion(3packs) Ifyoutreatyouryeastwell,itwillfermentpast recommendedrange RISwas1028-11%AlcoholtoleranceIssuesWithBIGBeers
Yeastneedoxygentoreplicate UsepureO 2 Wyeast(http://www.wyeastlab.com/hb_oxygenation.cfm) Airmax=8ppm,60secpureO 2=12ppm "generallysafetoassumeyouneedatleast10ppm" Aswortgravitygoesup,solubilitygoesdown. SupersaturatedO
2 willcomeoutofsolution. GenerallyIdo~120s@pitch&60-90s@12-24hoursOxygenisaMust!
Fermentationisanexothermicprocess(releasesenergyasheat) Regularbeerscanget5+Foverambientathigh krausen Highgravitybeerscanget10+Feasily. Producesfusels,esters,diacetyl,acetaldehyde... Ambientisnotthebestway Useafermentationchamber(controltempsinside) Useathermowellorstrapatheprobetothesideofthe
ThingsgetHOT!
Needtoplanamashthatcancreatetwodistinctbeers Plana75/25ratiofor1 st beer/2 ndBeerunlessyou
blend Cancapyourmashwithextragrainstochange flavours/colours/etc BecarefultohaveenoughenzymaticactivitytoTwoBeersOneMash!a.k.a.Partigyles
DIPA&APA/Amber/Brown/IPAIdeas?
Knowyoursystem!Minegives: 65-70%forhighalcoholbeers(fulltun,lesssparge) 75%fornormalbeers 80%forlowgravitybeers(extrasparge)
Iaimfor75-80%forabigbeerpartigyle.80-85%for midgravity.Dopplebock&HoppyAmericanRed
CanIMashIt?(http://www.rackers.org/calcs.shtml) 12galcooler@1qt/#~36#grainbill Designedagrainbillthatwas36# Aimedfor60/20%efficiency(75/25%ofextract) Adjustedvolumeaccordingly AddedsugartoboostRed
Coulduseextracttoboostgrav!