Home Categories Organic Chemistry Nessler’s reagent
A3194012

Nessler’s reagent , CP,98.0% , 7783-33-7

Synonym(s):
Potassium tetraiodomercurate – Potassium hydroxide solution

CAS NO.:7783-33-7

Empirical Formula: HgI4K2

Molecular Weight: 786.4

MDL number: MFCD00049656

EINECS: 231-990-4

Update time: 2022-07-08

PRODUCT Properties

Melting point: 120-127 °C(lit.)
Boiling point: 105°C
Density  1.16 g/mL at 20 °C
Flash point: >230 °F
solubility  very soluble in H2O; soluble in ethanol,ethyl ether, acetone
form  Liquid
color  Yellow to orange
Specific Gravity 1.097
Odor Odorless
Water Solubility  Soluble in water.
Sensitive  Hygroscopic
Merck  13,7773
Exposure limits ACGIH: TWA 0.025 mg/m3 (Skin)
NIOSH: IDLH 10 mg/m3; TWA 0.05 mg/m3; Ceiling 0.1 mg/m3
Stability: Stable, but light sensitive. Incompatible with strong oxidizing agents.
InChIKey OPCMAZHMYZRPID-UHFFFAOYSA-J

Description and Uses

Mercury(II) potassium iodide is used as a pharmaceutical intermediate. It is also used as reagents, chemical research and organic intermediates.

Safety

Symbol(GHS) 
GHS05,GHS06,GHS08,GHS09
Signal word  Danger
Hazard statements  H290-H301+H331-H310-H314-H373-H410
Precautionary statements  P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P314
Hazard Codes  T,N,T+
Risk Statements  26/27/28-33-35-51/53-52/53-23/24/25-48/21/22-25-50/53-68-24/25
Safety Statements  45-36/37-61-36/37/39-28-26-60-13
RIDADR  UN 3287 6.1/PG 3
WGK Germany  3
RTECS  OU9670000
8-30
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  28521000

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