Note: Ingredients listed on restricted chemical lists
EC/CAS
1310-73-2
Name of the chemical
sodium hydroxide
Concentration
10-15
EC/CAS
7783-33-7
Name of the chemical
Mercury(II) potassium iodide
Concentration
1-5
EC/CAS
7732-18-5
Name of the chemical
Water, distilled, conductivity or of similar purity H2O
Concentration
>80
General Information
Version
6
Revision date
2026-07-07
Product name
Nessler"s solution
supplier name
Fisher Scientific UK
Emergency telephone
(800) 424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific UK
e-mail address of the competent person responsible for the Safety Data Sheet
begel.sdsdesk@thermofisher.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H290, H301, H310, H314, H331, H373, H411
Hazard statements
Code
Statements
H290
May be corrosive to metals
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Liquid Yellow Odorless Emergency Overview Fatal in contact with skin. Causes severe skin burns and eye damage. Toxic to aquatic life with long lasting effects. May be corrosive to metals. Toxic if swallowed. Toxic if inhaled. May cause damage to organs through prolonged or repeated exposure. Classification of the substance or mixture Substances/mixtures corrosive to metal Category 1 Acute Oral Toxicity Category 3 Acute Dermal Toxicity Category 2 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 A Serious Eye Damage/Eye Irritation Category 1 Specific target organ toxicity - (repeated exposure) Category 2 Chronic aquatic toxicity Category 2 Label Elements
Signal word
Danger Hazard Statements H290 - May be corrosive to metals H310 - Fatal in contact with skin H314 - Causes severe skin burns and eye damage H411 - Toxic to aquatic life with long lasting effects H301 - Toxic if swallowed H331 - Toxic if inhaled H373 - May cause damage to organs through prolonged or repeated exposure
Storage
P405 - Store locked up
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
May be corrosive to metals.
Health hazards
Fatal in contact with skin. Corrosive. Causes skin and eye burns. Causes serious eye damage. Toxic if swallowed. Toxic if inhaled. May cause damage to organs through prolonged or repeated exposure.
Environmental hazards
Toxic to aquatic life with long lasting effects. . Will likely be mobile in the environment due to its water solubility. The product is water soluble, and may spread in water systems. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Substances/mixtures corrosive to metal Category 1 Acute Oral Toxicity Category 3 Acute Dermal Toxicity Category 2 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 A Serious Eye Damage/Eye Irritation Category 1 Specific target organ toxicity - (repeated exposure) Category 2 Chronic aquatic toxicity
