Note: Ingredients listed on restricted chemical lists
EC/CAS
223-296-5/3811-73-2
Name of the chemical
Pyridine-2-thiol 1-oxide, sodium salt
Concentration
>=30-<50
General Information
Version
6.17
Revision date
2025-12-23
Product name
2-Mercaptopyridine N-oxide sodium salt solution
CAS No.
3811-73-2
Icons in SDS
Company Information
company name
Sigma-Aldrich Chemical Pvt Limited
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H302, H302+H312, H312, H315, H317, H319, H331, H372, H400, H410, H411
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
Regulation (EC) No. 1272/2008 Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H302 + H312 Harmful if swallowed or in contact with skin. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H331 Toxic if inhaled. H372 Causes damage to organs (Nervous system) through prolonged or repeated exposure. H410 Very toxic to aquatic life with long lasting effects. H331 Toxic if inhaled. H317 May cause an allergic skin reaction. H372 Causes damage to organs through prolonged or repeated exposure.
Precautionary statements
P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor. P314 Get medical advice/ attention if you feel unwell.
Response
P301 + P312 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. P302 + P352 + P312 IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/ doctor if you feel unwell. P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor. P314 Get medical advice/ attention if you feel unwell.
Hazardous Ingredients
Pyridine-2-thiol 1-oxide, sodium salt Reduced Labelling (<= 125 ml)
Supplemental label elements
none
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) Acute toxicity, Category 4 H302: Harmful if swallowed. Acute toxicity, Category 3 H331: Toxic if inhaled. Acute toxicity, Category 4 H312: Harmful in contact with skin. Skin irritation, Category 2 H315: Causes skin irritation. Eye irritation, Category 2 H319: Causes serious eye irritation. Skin sensitisation, Category 1 H317: May cause an allergic skin reaction. Specific target organ toxicity - H372: Causes damage to organs through repeated exposure, Category 1, prolonged or repeated exposure. Nervous system Short-term (acute) aquatic hazard, H400: Very toxic to aquatic life. Category 1 Long-term (chronic) aquatic hazard, H411: Toxic to aquatic life with long lasting Category 2 effects.