Congo red paper
英 [ˈkɒŋgəʊ red ˈpeɪpə(r)]
美 [ˈkɑŋgoʊ red ˈpeɪpər]
网络 刚果红试纸
双语例句
- The oxalic acid was cauterize in the muffle at 200 ℃ until fully volatilized. The solution pH was adjusted with drop ( 1+ 1) hydrochloric acid ( the congo red test paper change color from red to blue) to about 4 to remove carbon dioxide.
在马弗炉（200℃）灼烧至草酸全部挥发，滴加（1+1）盐酸，使刚果红试纸由红变蓝色（或调节pH到4左右），除去二氧化碳。 - And research of thermal stabilizer on zinc acetate-stearic acyloxy and zinc acetate-stearic acyloxy plus calcium stearate by means of test method for thermal aging and Congo red test paper etc is given in the paper.
以硬脂酸锌作为对照物，通过热老化箱实验法、刚果红试纸法等多种方法对硬脂酰氧基乙酸锌及硬脂酰氧基乙酸锌/硬脂酸钙进行了热稳定性的研究。