下列材料中不可用作橡胶膏剂基质的是（  ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24959' and id < 2127031 and id<>'2127031' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24959' and id > 2127031 and id<>'2127031' order by id asc limit 5