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奈斯勒试剂

英文名: dipotassium tetraiodomercurate

CAS: 7783-33-7      分子式: HgI4K2

分子量: 786.40400

别名:


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描述

Potassium tetraiodomercurate(II) is an inorganic compound consisting of potassium cations and the tetraiodomercurate(II) anion. It is mainly used as Nessler's reagent, a 0.09mol/L solution of potassium tetraiodomercurate(II) (K2[HgI4]) in 2.5mol/L potassium hydroxide, used to detect ammonia.

基本信息
英文名:
dipotassium tetraiodomercurate
CAS号.:
7783-33-7
别名:
Potassium tetraiodomercurate(II); Channing's solution; Nessler reagent; dipotassium,tetraiodomercury(2-); Potassium mercuric iodide; Potassium iodomercurate; Potassium tetraiodomercurate; Mayer's reagent; Mercury potassium iodide; Nessler's reagent; MERCURIC POTASSIUM IODIDE;
分子式:
HgI4K2
分子量:
786.40400
PSA:
LogP:
3.54030
物化属性
外观:
Light Yellow Liquid
密度:
1.16 g/mL at 20 °C
熔点:
120-127 °C(lit.)
沸点:
闪点:
>230 °F
储存条件:
Low temperature drying of warehouse, separate storage and transportation with food
安全信息
WGK Germany:
3
危险类别码:
R26/27/28; R33; R35
安全说明:
45-36/37-61-36/37/39-28-26-60-13
危险品标志:
T+; C
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