General Information
Version
5
Revision date
2026-07-31
Product name
Mercury(II) perchlorate trihydrate
CAS No.
73491-34-6
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)
H271, H300+H310+H330, H373, H410
Hazard statements
Code
Statements
H271
May cause fire or explosion; strong oxidiser
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Solid Crystalline White Odorless Emergency Overview May cause fire or explosion; strong oxidizer. Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life with long lasting effects. Air sensitive. Classification of the substance or mixture Oxidizing solids Category 1 Acute Oral Toxicity Category 2 Acute Dermal Toxicity Category 1 Acute Inhalation Toxicity - Dusts and Mists Category 2 Specific target organ toxicity - (repeated exposure) Category 2 Acute aquatic toxicity Category 1 Chronic aquatic toxicity Category 1 Label Elements
Signal word
Danger Hazard Statements H271 - May cause fire or explosion; strong oxidizer H373 - May cause damage to organs through prolonged or repeated exposure H410 - Very toxic to aquatic life with long lasting effects H300 + H310 + H330 - Fatal if swallowed, in contact with skin or if inhaled
Prevention
P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking P220 - Keep away from clothing and other combustible materials P221 - Take any precaution to avoid mixing with combustibles P262 - Do not get in eyes, on skin, or on clothing P264 - Wash face, hands and any exposed skin thoroughly after handling P270 - Do not eat, drink or smoke when using this product P271 - Use only outdoors or in a well-ventilated area P280 - Wear protective gloves/protective clothing/eye protection/face protection P283 - Wear fire resistant or flame retardant clothing P284 - Wear respiratory protection
Response
P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P306 + P360 - IF ON CLOTHING: Rinse immediately contaminated clothing and skin with plenty of water before removing clothes P310 - Immediately call a POISON CENTER or doctor P330 - Rinse mouth P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish P371 + P380 + P375 - In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion P362 + P364 - Take off contaminated clothing and wash it before reuse P302 + P352 - IF ON SKIN: Wash with plenty of soap and water
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
Oxidizing. Contact with combustible material may cause fire.
Health hazards
Very toxic if swallowed. Fatal in contact with skin. Fatal if inhaled. May cause damage to organs through prolonged or repeated exposure.
Environmental hazards
Very 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
Oxidizing solids Category 1 Acute Oral Toxicity Category 2 Acute Dermal Toxicity Category 1 Acute Inhalation Toxicity - Dusts and Mists Category 2 Specific target organ toxicity - (repeated exposure) Category 2 Acute aquatic toxicity Category 1 Chronic aquatic toxicity