Артикул в карточке товара

$APPLICATION->IncludeComponent("bitrix:catalog", "", Array(
      ...
      "TOP_PROPERTY_CODE" => array("ARTICLE"),
      "LIST_PROPERTY_CODE" => array("ARTICLE"),
      "DETAIL_PROPERTY_CODE" => array("ARTICLE"),
      ...
   )
); 

<?foreach($arElement["DISPLAY_PROPERTIES"] as $pid=>$arProperty):?>
   <?=$arProperty["NAME"]?>:&nbsp;<?
   if(is_array($arProperty["DISPLAY_VALUE"]))
      echo implode("&nbsp;/&nbsp;", $arProperty["DISPLAY_VALUE"]);
   else
      echo $arProperty["DISPLAY_VALUE"];?><br />
<?endforeach?>