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Supelco

Nessler′s reagent

for qualitative det. of ammonia and ammonium compounds

Sinônimo(s):

Potassium tetraiodomercurate – Potassium hydroxide solution

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About This Item

Número CAS:
7783-33-7
Número MDL:
MFCD00049656
Código UNSPSC:
41113319
ID de substância PubChem:
329763879
NACRES:
NA.21

forma

liquid

Nível de qualidade

100

qualidade

for qualitative det. of ammonia and ammonium compounds

analito(s) específico(s)

ammonium

técnica(s)

photometry: suitable

Impurezas

potassium hydroxide
 potassium tetraiodomercurate

densidade

1.16 g/mL at 20 °C

aplicação(ões)

environmental
food and beverages
general analytical

cadeia de caracteres SMILES

[K+].[K+].I[Hg--](I)(I)I

InChI

1S/Hg.4HI.2K/h;4*1H;;/q+2;;;;;2*+1/p-4

chave InChI

OPCMAZHMYZRPID-UHFFFAOYSA-J

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Descrição geral

Nessler′s reagent is widely used in determination of ammonium compounds. It can be prepared using anhydrous mercuric iodide and anhydrous potassium iodide. It can be prepared from potassium tetraiodomercurate dissolved in potassium hydroxide.

Aplicação

Nessler′s reagent has been used in determining ammonia in flow analysis regime using analytical spectrometry.

Atenção

may form little sediment upon storage

Outras notas

Reagent for the determination of ammonia
The method detection limit is 0.1 mg/L.
Reference: APHA 1975.

Palavra indicadora

Danger

Classificações de perigo

Acute Tox. 2 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A - STOT RE 2

Órgãos-alvo

Kidney,Central nervous system

Código de classe de armazenamento

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Choose from one of the most recent versions:

Certificados de análise (COA)

Lot/Batch Number
BCCD2740
BCCC3064
BCCC2297
BCCB5542
BCBZ6872

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Supelco

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E.A. Burns et al.
The Analytical Chemistry of Nitrogen and its compounds, 51-51 (1970)
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Ion-associate complexes of atropine sulphate (I), diphenhydramine HCl (II), tolazoline HCl (III) and levamisole HCl (IV) with potassium tetraiodomercurate were precipitated and their solubilities were studied as a function of pH, ionic strength and temperature. Saturated solutions of each ion-associate
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