Most buyers are requesting as much recycled content as available, but where this is not possible they are asking for virgin fibres with forest accreditations, like FSC and PEFC.

• 大多数买家所要求的多循环再造的内容可用，但如果无法做到这一点，他们所要求的美属维尔京纤维与森林认证，如金融监督委员会和泛欧洲森林。