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- diphenyl guanidine chromate 二苯胍铬酸盐
- diphenyl guanidine phthalate 邻苯二甲酸二苯胍
- diphenyl guanidine 二苯胍
- diphenyl guanidine (DPG) 二苯胍
- Two-stage chromate reduction has been used at several plants. 一些厂已采用两段铬酸盐还原法。
- Diphenyl carbonate shows a typical vinyl ester effect. 碳酸二苯酯表现典型的乙烯的酯类的效应。
- With proper PH adjustment (4.5-5) the chromate will be removed. ph值调节得当，铬酸盐也可被除去。
- Easy application, Contains no lead or chromate pigments. 施工方便,表面处理不大理想时也可施工。
- It is important to prevent ocular hum caused by chromate salt. 红矾毒性强，对眼部烧伤重，关键是加强预防。
- Chromate conversion coatings on zinc or cadmium electrodeposits. 锌和镉电解沉积物的铬酸盐处理。
- Diphenyl carbonate shows a typical vinyl ester effect . 碳酸二苯酯表现典型的乙烯的酯类的效应。
- Diphenyl ether is used as solvent and azeotropied with water. 利用联苯醚作为溶剂,与体系的水分进行共沸回流,达到充分脱水的目的。
- Guanidine gum has better ability of temperature resistance and forming fissure. 清洁压裂液具有低污染、很强的抑制黏土膨胀能力、较强的携砂能力。
- Objective To analyse the harm of ocular bum caused In chromate salt. 摘要目的分析讨论红矾对眼部烧伤的危害。
- THE FORMATION AND CLEANING OF KILN SCALE IN THE PRODUCTION OF CHROMATE. 铬盐转窑结圈的形成及清理。
- Diphenyl carbonate(DPC) is an important intermediate in plastic industry. 碳酸二苯酯是重要的有机中间体,应用于塑料工业。
- Diphenyl thiourea is an important intermediate of medicine and dyestuff. 二苯硫脲是重要的医药和染料的中间体。
- Conclusion It is important to prevent ocular hum caused by chromate salt. 结论红矾毒性强，对眼部烧伤重，关键是加强预防。
- The hydrolyses can improve the resistance of chromate to basis greatly. 水解产物能明显提高铬鞣剂的耐碱能力;
- Purification of diphenyl ether by crystallization without solvent is discussed. 用无溶剂结晶法纯制二苯醚,该方法具有高效、经济和洁净的特点。
