原文由 zhouyuan_415(zhouyuan_415) 发表:
大家好,谁有EN645 和EN1541的标准嘛?EN645--Paper and Board Intended to Come into Contact with Foodstuffs Preparation of a Cold Water Extract,关于纸板的甲醛测试标准。
哪位如果有传上来共享一下吧!
原文由 zhouyuan_415(zhouyuan_415) 发表:
大家好,谁有EN645 和EN1541的标准嘛?EN645--Paper and Board Intended to Come into Contact with Foodstuffs Preparation of a Cold Water Extract,关于纸板的甲醛测试标准。
哪位如果有传上来共享一下吧!