Nesslers's Reagent

Others


Synonym:  Nota 1
Linear Formula:  NA
Molecular Weight:  NA
CAS Number: 7783-33-7

Properties

Water Solubility Soluble in water.
B pt. 105°C
M pt. 120-127°C(lit.)
Density 105°C
Form Liquid

Safety Information

Hazard Statement(s) H290,H301 + H331,H310,H314,H373,H410
Precautionary Statement  P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P314
GHS Pictogram
Signal word Danger
HS Code 28521000
Flash point >230°F
Storage Temp. Room Temperature
Storage Class 6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
UN Number 2922

Description

Application
It is applied in analytical chemistry to test for ammonia and ammonium ions in water samples biological fluids and industrial effluents producing a distinctive brown precipitate or color change.

Purpose
It is applied in analytical chemistry to test for ammonia and ammonium ions in water samples biological fluids and industrial effluents producing a distinctive brown precipitate or color change.

General Description
Nesslers reagent is an alkaline solution of potassium tetraiodomercurate(II) (K[HgI]) appearing as a yellow to orange-brown liquid used primarily for colorimetric detection of ammonia.