Potassium Cyanide

Merck S.A

Revision date : 2026-01-03

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GHS06 GHS08 GHS05 GHS09
Health risk rating 5
Safety risk rating 5
Environmental risk rating 5

General Information

Version

6.11

Revision date

2026-01-03

Product name

Potassium Cyanide

CAS No.

151-50-8

REACH No

A

Emergency telephone

+56 2 2581 4934

Icons in SDS

GHS05 GHS06 GHS08 GHS09 M004 M009 M017

Company Information

company name

Merck S.A

e-mail address of the competent person responsible for the Safety Data Sheet

atencionclientes@merckgroup.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H290, H300, H300+H310+H330, H310, H330, H372, H400, H410

Hazard statements

Code

Statements

H290

May be corrosive to metals

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture

Signal word

Danger Danger

Hazard statements

H290 May be corrosive to metals. H300 + H310 + H330 Fatal if swallowed, in contact with skin or if inhaled. H372 Causes damage to organs (Thyroid) through prolonged or repeated exposure. H410 Very toxic to aquatic life with long lasting effects. H372 Causes damage to organs through prolonged or repeated exposure. H300 + H310 + H330 Fatal if swallowed, in contact with skin or if inhaled.

Supplemental label elements

EUH032 Contact with acids liberates very toxic gas. EUH032 Contact with acids liberates very toxic gas.

Precautionary statements

P262 Do not get in eyes, on skin, or on clothing. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing. P262 Do not get in eyes, on skin, or on clothing. P280 Wear protective gloves/ protective clothing. P302 + P352 + P310 IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/ doctor. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P314 Get medical advice/ attention if you feel unwell.

Response

P302 + P352 + P310 IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/ doctor. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P314 Get medical advice/ attention if you feel unwell. Reduced Labelling (<= 125 ml)

2.3 Other hazards

This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

ECOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

TOXICOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

2.1 Classification of the substance or mixture

Classification (REGULATION (EC) No 1272/2008) Corrosive to metals, Category 1 H290: May be corrosive to metals. Acute toxicity, Category 1 H300: Fatal if swallowed. Acute toxicity, Category 2 H330: Fatal if inhaled. Acute toxicity, Category 2 H310: Fatal in contact with skin. Specific target organ toxicity - H372: Causes damage to organs through repeated exposure, Category 1, prolonged or repeated exposure. Thyroid Short-term (acute) aquatic hazard, H400: Very toxic to aquatic life. Category 1 Long-term (chronic) aquatic hazard, H410: Very toxic to aquatic life with long Category 1 lasting effects.

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