...数量,降低测试成本,更重要是透过ECHA认可的唯一代表的身份,令欧洲的制造商或进口商成为国内厂商的下游用户(Downstream User),有效地分担欧洲的制造商或进口商在REACH法规方面的责任。
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DU Downstream User 下游用户
Can a downstream user participate in a SIEF and share data?
下游用户能否参加物质信息交流论坛并分享数据?
youdao
The principal product is polyvinyl chloride resin, which is supplied to downstream subsidiaries to manufacture and market end-user industrial and consumer products.
FORBES: #1,487 Westlake Chemical
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