BEESWAX-黄蜂蜡、白蜂蜡.pdf

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1、BEESWAXRevisedspecificationspreparedatthe65thJECFA(2005)andpublishedinthFNP52Add13(2005),supersedingspecificationspreparedatthe39JECFA(1992)andpublishedinFNP52Add1(1992),andincorporatingrdthedecisionsonthemetalsandarsenicspecificationsagreedatthe63thJECFA(2004)

2、andpublishedinFNP52Add12(2004).The65JECFA(2005)consideredtheadditivetobeofnotoxicologicalconcernforthefunctionaluseslisted.SYNONYMSINSNo.901DEFINITIONBeeswaxisobtainedfromthehoneycombsofbees(Fam.Apidae,e.g.ApismelliferaL)afterthehoneyhasbeenremovedbydrainingorc

3、entrifuging.Thecombsaremeltedwithhotwater,steamorsolarheat;themeltedproductisfilteredandcastintocakesofyellowbeeswax.Whitebeeswaxisobtainedbybleachingtheyellowbeeswaxwithoxidizingagents,e.g.hydrogenperoxide,sulfuricacid,orsunlight.Beeswaxconsistsofamixtureofest

4、ersoffattyacidsandfattyalcohols,hydrocarbonsandfreefattyacids;minoramountsoffreefattyalcoholsarealsopresent.C.A.S.number8006-40-4(yellowbeeswax)8012-89-3(whitebeeswax)DESCRIPTIONYellowbeeswax:yelloworlight-brownsolidthatissomewhatbrittlewhencoldandpresentsadull

5、,granular,non-crystallinefracturewhenbroken;itobecomespliableatabout35.Ithasacharacteristicodourofhoney.Whitebeeswax:whiteoryellowishwhitesolid(thinlayersaretranslucent)havingafaintandcharacteristicodourofhoneyFUNCTIONALUSESGlazingagent;releaseagent;stabilizer;

6、texturizerforchewinggumbase;carrierforfoodadditives(includingflavoursandcolours);cloudingagentCHARACTERISTICSIDENTIFICATIONSolubility(Vol.4)Insolubleinwater;sparinglysolubleinalcohol;verysolubleinetherPURITYMeltingrangeo62-65(Vol.4)Acidvalue(Vol.4)17-24Peroxide

7、valueNotmorethan5SeedescriptionunderTESTSSaponificationvalue87-104(Vol.4)CarnaubawaxPassestestSeedescriptionunderTESTSCeresin,paraffins,andPassestestcertainotherwaxesSeedescriptionunderTESTSFats,Japanwax,rosinPassestestandsoapSeedescriptionunderTESTSGlyceroland

8、otherNotmorethan0.5%(calculatedasglycerol)polyolsSeedescriptionunderTESTSLead(Vol.4)Notmorethan2mg/kgDetermineusinganatomicabsorptiontechniqueappropriatetothespecifiedlevel.