By MDF manufacturing experiments on a laboratory scale with low toxic modified UF resin adhesive,formaldehyde emission is 4.19mg/100g tested by perforator method reaching ? grade of German norm.

• 在实验室条件下，用低毒改性UF胶压制中密度纤维板，用穿孔碘量法测得成板的游离甲醛释放量为4.；19mg/100g，达到了德国E_1级。