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Nessler Reagent, Chem-Lab

Used to detect ammonia. Nessler Reagent, Chem-Lab is a solution of potassium iodide and mercury chloride/mercury iodide, plus sodium hydroxide in water. It is used for qualitative determination of ammonia and ammonium compounds.

Brand:  Chem Lab CL0214180500

Additional Details : Weight : 0.57500kg Transport : UN number : 2922 Chem class : 8 Pack group : II


Quantity 500mL

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Product Code. 11909222

  • 60.43€ / 500mL


In stock, ready to ship: 4
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Description

Description

Nessler reagent (K2HgI4) is a solution prepared by combining sodium hydroxide and potassium iodide with mercuric chloride or mercury iodide. When reacted with gaseous ammonia, it produces brown fumes. When passed through a solution of ammonia, it produces a dirty brown precipitate.
Specifications

Chemical Identifiers

7783-33-7
786.406
nessler's reagent, nessler reagent, mayer's reagent, channing's solution, caswell no. 695, potassium iodomercurate, mercury ii potassium iodide, mercury potassium iodide, potassium mercuric iodide, mercuric potassium iodide
CHEBI:51568
[K+].[K+].I[Hg-2](I)(I)I
HgI4K2
OPCMAZHMYZRPID-UHFFFAOYSA-J
24542
dipotassium;tetraiodomercury(2-)

Specifications

Mercuric potassium iodide
100°C
KI-HgI2-NaOH
OPCMAZHMYZRPID-UHFFFAOYSA-J
dipotassium;tetraiodomercury(2-)
24542
786.40g/mol
Odorless
Yellow
>12
7783-33-7
HgI4K2
nessler's reagent, nessler reagent, mayer's reagent, channing's solution, caswell no. 695, potassium iodomercurate, mercury ii potassium iodide, mercury potassium iodide, potassium mercuric iodide, mercuric potassium iodide
[K+].[K+].I[Hg-2](I)(I)I
786.406
CHEBI:51568
Liquid
Water Soluble
0°C
500mL
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Safety and Handling

Safety and Handling

Product Identifier
  • Nessler reagent

Signal Word
  • Danger

Hazard Category
  • Acute toxicity Category 1
  • Acute toxicity Category 2
  • Acute toxicity Category 3
  • LONG-TERM AQUATIC HAZARD Chronic 1
  • Skin corrosion/irritation Category 1 A
  • Specific target organ toxicity after repeated exposure Category 2

Hazard Statement
  • H301-Toxic if swallowed.
  • H310-Fatal in contact with skin.
  • H314-Causes severe skin burns and eye damage.
  • H330-Fatal if inhaled.
  • H373-May cause damage to organs.
  • H410-Very toxic to aquatic life with long lasting effects.

Precautionary Statement
  • P260-Do not breathe dust/fume/gas/mist/vapours/spray.
  • P273-Avoid release to the environment.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P284-¢In case of inadequate ventilation! wear respiratory protection.
  • P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.

Supplemental information
  • MIXTURE LIST-Contains : potassium iodide, mercury iodide, sodiumhydroxide

SDS
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