1) dithiol
二磺酚
2) phenol disulfonic acid
酚二磺酸
1.
This text make use of the phenol disulfonic acid colorimetry,investigate the detemination in vegetable of daily life,-show people's increasing knowledge about food quantity and paying more attention on it.
本文利用酚二磺酸比色法,测定调查了日常生活中蔬菜的硝酸盐含量,显示人们对食品质量认识的不断提高和对食品质量的重视。
2.
By using spectrophotometric method with phenol disulfonic acid as major reagent and introduced as standard liquid in determining nitrate nitrogen,the preparation conditions can have a great influence on the results.
在测定硝酸盐氮的酚二磺酸光度法中,酚二磺酸作为主要试剂,并直接进入标准使用液,其制备条件的变化将直接影响测定结果。
3) C 6H 6S 2O 7
二磺酸酚
4) disulfonic acid phenol
酚二磺酸法
1.
The determining results were compared with that of national standard test (disulfonic acid phenol method).
用麝香草酚法测定水中硝酸盐氮 ,并与标准方法酚二磺酸法进行对照 ,所测结果经统计学处理 ,两种方法无显著性差异 ,精密度、准确度等各项指标符合分析标准。
5) 3,3'-Dichlo-rophenol sulfonphthalein
二氯酚磺酞
6) acid leather yellow pgw
间苯二酚磺
补充资料:二磺酚
分子式:
CAS号:
性质:又称4-甲基-1,2-二硫酚。白色晶体,露置空气中,有化为液体的倾向。熔点31℃,沸点(11.2kPa)185~187℃。溶于稀碱液。用作钨、铋、铼、钼、锡的检测。
CAS号:
性质:又称4-甲基-1,2-二硫酚。白色晶体,露置空气中,有化为液体的倾向。熔点31℃,沸点(11.2kPa)185~187℃。溶于稀碱液。用作钨、铋、铼、钼、锡的检测。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条