High Purity Nessler's Reagent with CAS No. 7783-33-7

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Delivery Time: 20-30 Days

Basic Info

Model No.: SY-7783-33-7

Appearance: Liquid

Grade Standard: Reagent Grade

CAS: 7783-33-7

Grade: Reagent Grade

MF: HgI4K2

MW: 786.4

Melting Point: 120-127 °C(lit.)

Density: 1.16 G/mL At 20 °C

Flash Point: >230 °F

Form: Liquid

Color: Yellow To Orange

Water Solubility: Soluble In Water

Additional Info

Packaging: According to your requirement

Brand: Shenyu

Transportation: Ocean,Land,Air

Place of Origin: China

Port: China Port,Jinan,Shanghai Port

Product Description

High Purity Nessler's Reagent with CAS No. 7783-33-7

Product Overview

Mercuric potassium iodide is a chemical substance whose molecular formula is K2HgI4, Synonyms: dipotassium tetraiodomercurate; mercuric potassium iodide; POTASSIUM IODOMERCURATE; dipotassium tetraiodomercurate(2-), Used as analytical reagent, bactericide and detoxifier, also used for Nessler reagent preparatio, Precautions: Acute Toxicity: Abdominal - Mice LD50: 50 mg/kg; Oral - Mice LD50: 110 mg/kg, Toxic Grade: Highly toxic, Combustible hazardous characteristics: Thermal decomposition of toxic mercury vapour in case of light, Storage and Transportation: Ventilation, low temperature, and drying in warehouse; Separate storage and transportation from food, Extinguishing media: water, sand.

Reagent Grade Nessler S Reagent

Physical Properties

CAS Number: 7783-33-7
Molecular Formula: HgI4K2
Molecular Weight: 786.4
EINECS number: 231-990-4
Melting point 120-127 °C (lit.)
Density 1.16 g/mL at 20 °C
Flash point >230 °F
Form Liquid
Color Yellow to orange
Water solubility Soluble in water.
Sensitivity Hygroscopic
Merck 13,7773
Stable, but light sensitive. Incompatible with strong oxidizing agents.


Used as analytical reagent, bactericide and detoxifier, also used for Nessler reagent preparation
For the detection of amines or amino compounds, but also as a fungicide and preparation of ore dressing solution.

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