PositiveT4/L-ThyroxineLegalOralSteroidsCAS51-48-9LevothyroxineSodiumPowdersforEnhanceImmuneSystemBulkingCyclePositiveT4/L-ThyroxineLegalOralSteroids51-48-9LevothyroxineSodiumPowdersQuickDetail:L-Thyroxine(T4/LevothyroxineSodium)L-Thyroxine;LevothyroxineSodium;T4CAS:51-48-9Assay:99%Dosages:200-400mcg/dayMolecularWeight:776.87MolecularFormula:C15H11I4NO4Appearance:WhitecrystalsPowderDescription:L-Thyroxine;LevothyroxineSodium;T4CAS:51-48-9Assay:99%MolecularWeight:776.87MolecularFormula:C15H11I4NO451-48-9AnestheticAnodynePowderL-Thyroxine/EpinephrineHydrochlorideAppearance:WhitecrystalsPowderApplicati***:T4/L-Thyroxineispro-hormone,whichyourbodyconvertsintoT3atnecessaryrateonlyandthusitcouldbec***ideredasmuchmilderandsaferdrugthanT3.L-Thyroxineisanexcellentfatburnersinceyourmetaboli***isgreatlyincreasedwhilebeingonit.Youcanaffordtobealittlesloppieronpre-contestdietingsinceitwillstillburnfatwhenyouaretakinginalotofcaloriessinceyourmetaboli***isgoinghaywire.L-Thyroxineiswidelyusedbybodybuildersandfitnessaddictsonpre-competitioncycleinordertogetrelief,alsousedbyoverweighedpeopletoreduceweight.Itincreasesmetaboli***andproducesgeneralstimulatingeffects.However,thissubstanceshouldbeusedwisely.ItemSpecificationResultAppearanceAnodorless,almostwhiteorbuffcoloredpowderpassSolubility1,Veryslightlysolubleinwaterpass2,slightlysolubleinalcoholpass3,practicallyinsolubleinmostotherorganicsolventspass4,disolvesindilutedaqueoussodiumhydroxidesoluti***PassIdentificationa)Heatabout50mgwithafewdropsofsulfuricacidinaporcelaincrucible:violetvaporsofiodineareevolved.passb)TheretentiontimeofthemajorpeakisconfirmtotheRSpassLossonDryingNotmorethan4.0%0.46%[a]20/DC=1in1MHCl/EtOH1:4+18~+22o＋20.9oAssay(HPLC)Notlessthan95.0%99.18%LevothyroxinesodiumNotmorethan5.0%0.68%Conclusion:UptotheStandardforExport)