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- 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。
- low toxicity modifier 低毒化改性剂
- Toxicity tests have demonstrated a very low toxicity. 毒性试验已经显示毒性非常低。
- The titrant is indefinitely stable, and is of low toxicity. 这种滴定剂一直都是稳定的，而且毒性很低。
- These agricultural pesticides are considered low toxic. 这批农药被认定是低毒的。
- A high performance, low toxic fungicidal and washable paint has been developed. 研制了一种高效、低毒抗菌耐洗刷涂料。
- 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。
- It is non-oxidizing, provides the necessary solubility, will not chelate metal ions, and has relatively low toxicity. 它不仅溶解度好,而且还是非氧化性的物质,不会螯合金属离子,毒性也相对较低。
- A modified urea formaldehyde resin plugging agent with low toxicity and high intensity was prepared in lab with formaldehyde and urea as main materials,polyvinyl alcohol(PVA)as modifier. 以甲醛和尿素为主要原料,聚乙烯醇(PVA)为改性剂,合成了一种毒性较小、强度较高、施工方便且不污染环境的改性脲醛树脂堵剂。
- A nonpersistent organophosphorous pesticide,C4H7O4Cl2P,of low toxicity to human beings. 二氯松一种非持久性有机磷杀虫剂，C4H7O4Cl2P，对人的毒性低
- EP-AG contains a cationic poly-acryl amide based polymer in an emulsion form. The oil carrier is a low toxicity, high flash point refined petroleum product. AG是聚丙烯酰胺阳离子化的多聚糖乳化液体。这种输油液是低毒性、高燃点的精细石化产品。
- A nonpersistent organophosphorous pesticide, C4H7O4Cl2P, of low toxicity to human beings. 二氯松一种非持久性有机磷杀虫剂，c4h7o4cl2p，对人的毒性低
- Has bronchial smooth muscles relaxation, antitussive, expectoant and antiasthmatic activities, with very low toxicity. 药理作用可松驰气管平滑肌和镇咳、祛痰、平喘作用,毒性很低。
- Gellan gum is an ion-sensitive high molecular material with high stability, low toxicity and biodegradability. 结冷胶是一种离子敏感型高分子材料,稳定性好、毒性小、可生物降解。
- Flufenzine was a new kind of acaricide which had low toxicity, high activity and special mode of action. 氟螨嗪是一种低毒、高效、机理独特的新型四嗪类杀螨剂。
- ABSTRACT Aim: To seek for trichomonacide not only with higher effect and low toxicity but for oral and external use. 摘要 目的：为了寻找新的高效、低毒，既能口服，又可外用的抗滴虫药物。
- Cafenstrole is a highly active, low toxicity, broad-spectrum herbicide with triazole carboxamide structure. 苯砜唑是一种高效、低毒、除草谱广的三唑酰胺类除草剂。
- Results The brachytherapy group had a better effects and lower toxicity. 结果采用近距离放疗的一组患者有较好的疗效和较低的毒性。
- Aim: To seek for trichomonacide not only with higher effect and low toxicity but for oral and external use. 目的：为了寻找新的高效、低毒，既能口服，又可外用的抗滴虫药物。
- So it is important to develop low toxicity, high efficiency interventional preparation to improve clinical effects. 因此，研制低毒、高效的介入制剂，提高临床效果是近年来研究的热点。
