2-Mercaptopyridine N-oxide sodium salt solution

Sigma-Aldrich Chemical Pvt Limited

Revision date : 2025-12-23

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GHS06 GHS08 GHS09
Health risk rating 4
Safety risk rating 1
Environmental risk rating 5

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

GHS06 GHS08 GHS09 M004 M017

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.

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