A kind of modified low toxic urea-formaldehyde resin was synthesized.
经过大量试验合成了一种低毒改性脲醛树脂。
Remove asbestos or urea-formaldehyde insulation from buildings when required.
需要时从建筑物上移除石棉或脲醛绝缘物。
Solid Color Reinforced Composite (SCRC) panels do not contain urea-formaldehyde.
实心彩色强化复合材料(SCRC)面板不包含尿素甲醛。
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