Note: Ingredients listed on restricted chemical lists
EC/CAS
7732-18-5
Name of the chemical
Water, distilled, conductivity or of similar purity H2O
Concentration
N/A
EC/CAS
12135-76-1
Name of the chemical
Ammonium sulphide
Concentration
N/A
General Information
Version
5
Revision date
2026-08-04
Product name
Ammonium sulfide, 40-44% w/w aqueous solution
supplier name
Avocado Research Chemicals Ltd
Emergency telephone
001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Avocado Research Chemicals Ltd
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)
H226, H314, H331, H400
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Liquid No information available Emergency Overview Toxic if inhaled. Causes severe skin burns and eye damage. Very toxic to aquatic life. Contact with acids liberates toxic gas. Classification of the substance or mixture Flammable liquids Category 3 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 B Serious Eye Damage/Eye Irritation Category 1 Acute aquatic toxicity Category 1 Label Elements
Signal word
Danger Hazard Statements H226 - Flammable liquid and vapor H331 - Toxic if inhaled H314 - Causes severe skin burns and eye damage H400 - Very toxic to aquatic life
Prevention
P264 - Wash face, hands and any exposed skin thoroughly after handling P271 - Use only outdoors or in a well-ventilated area P280 - Wear protective gloves/protective clothing/eye protection/face protection
Response
P301 + P330 + P331 - IF SWALLOWED: rinse mouth. Do NOT induce vomiting P303 + P361 + P353 - IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P310 - Immediately call a POISON CENTER or doctor P362 + P364 - Take off contaminated clothing and wash it before reuse
Storage
P403 + P233 - Store in a well-ventilated place. Keep container tightly closed P405 - Store locked up
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
Vapors may cause flash fire or explosion. Contact with acids liberates toxic gas.
Health hazards
Toxic if inhaled. Harmful if inhaled. Corrosive. Causes skin and eye burns. Causes serious eye damage.
Environmental hazards
Very toxic to aquatic life. 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
Category 3 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 B Serious Eye Damage/Eye Irritation Category 1 Acute aquatic toxicity Category 1
