滴定
CAS号：3051-09-0
品名：紫脲酸铵Murexide
中文别名：红紫酸铵;5,5'-次氮基二巴比土酸铵盐;骨螺紫;氨基紫色酸;紫尿酸胺;
英文别名：2,4,6(1H,3H,5H)-Pyrimidinetrione,5-[(hexahydro-2,4,6-trioxo-5-pyrimidinyl)imino]-,monoammoniumsalt;5-[(hexahydro-2,4,6-trioxo-5-pyrimidinyl)imino]-2,4,6(1H,3H,5H)-pyrimidinetrione,monoammoniumsalt;monoammoniumsalt;ammonium5-(2,4,6-trioxoperhydropyrimidin-5-ylideneamino)barbiturate;SNO1138;(2,4,6-Trioxo-hexahydro-pyrimidin-5-yl)-(2,4,6-trioxo-tetrahydro-pyrimidin-5-yliden)-amin,Ammonium-Salz;(2,4,6-trioxo-hexahydro-pyrimidin-5-yl)-(2,4,6-trioxo-tetrahydro-pyrimidin-5-yliden)-amin,ammoniumsalt;5,5'-Nitrilodibarbituricacidmonoammoniumsalt;AmmoniumPurpurate;Naplesred;
分子式：C8H8N6O6
分子量：284.186
精确质量：284.051
Psa：176.82
MDL号：MFCD00012777
外观与性状：暗红色或紫色粉末
密度：
沸点：480.8ºC at 760mmHg
熔点：300 °C
稳定性：Stable at room temperature in closed containers under normal storage and handling conditions.
储存条件：Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
安全说明：S24/25; S22; S36/37
危险类别码：R22
WGK Germany：3
海关编码：29335995
危险品标志：Xn
简介：紫脲酸铵的化学式为NH4C8H4N5O6或C8H5N5O6·NH3，是紫红色的结晶粉末。
用途：络合指标剂，用于钙、钴、铜、锰、镍、钪、锌等的测定。
