( ) () ( ) : () () ( ) () () ,h Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 11.060.10!$s
牙科学 氧化锌-丁香酚水门Tag内容描述:
1、h Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 11.060.10!$s)e“1800666www.din.deDDIN EN ISO 3107Dentistry Zinc oxide/eugenol cements and zinc oxide/non-eugenol cements(ISO 3107:2011)English translation of DIN EN ISO 3107:2011-06Zahnheilkunde Zinkoxid-Eugenolzemente und eugenolfreie Zinkoxidzemente (ISO 3107:2011)Englische bersetzung von DIN EN ISO 3107:2011-06Mdecine bucco-dentaire Ciments dentaires base doxyde de 。
2、eugenol cements (ISO3107:2011)BS EN ISO 3107:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 3107:2011.It supersedes BS EN ISO 3107:2004 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee CH/106/1, Dental restorative and orthodontic materials.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisi。
3、eugenol cements (ISO3107:2011)BS EN ISO 3107:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 3107:2011.It supersedes BS EN ISO 3107:2004 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee CH/106/1, Dental restorative and orthodontic materials.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisi。
4、样直径,mm.如果有4个或5个试样的结果不低于25 MPa,则认为符合3.4条的规定。
如果有4个或5个试样的结果低于25 MPa,则认为不符合3.4条的规定。
如果试验结果不同于以上情况,必须加做10个试样,计算15个试样的试验平均值,保留两位有效车中4.式数字,即为抗压强度。
45水溶出量4.5.1器具YY 0272一19954.5-1.,恒温恒湿箱,见4.3.1.1条。
4.5.1.2金属模具,见图3所示在成型器中装有一个开口的由不锈钢制得的环.环高为1. 5 mm,内径为20 mm,4.5.13容量不小于50 mL的广口瓶二只,如图4所示。
4.5.1.4螺旋夹。
4.5.1.5精度为0. 0001 g的天平。
4.5.1.6直径约为。
.25 mm、长约50 mm,重量约为。
. 001 g的不锈钢或其他不锈材料制成的丝线。
4.5.1.7干燥器,内有干操的无水硫酸钙或在130C温度下新干燥好的硅胶。
开口环盖板定位板或模板图3水溶出量试样模具不锈材料丝线试样图4悬挂水溶出量试样试验的广口瓶YY 0272一,9954.5.2试样制备将模具放在盖有聚乙烯或醋酸纤维素薄膜的盖板上,将一根丝线。