The N-P series flame retardant becomes one of the focuses for the public requirement of non-halogen flame retardant.
在阻燃剂无卤化呼声越来越高的今天，N-P系阻燃剂成为令人关注的热点之一。
The N-P series flame retardant becomes one of the focuses for the public requirement of non-halogen flame retardant.
在阻燃剂无卤化呼声越来越高的今天，N-P系阻燃剂成为令人关注的热点之一。
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