Potassium Persulfate

HACH LANGE GmbH

Revision date : 2026-03-24

SDS Library

Move your SDS library online today

Check Icon
Setup – Easy setup with our database of 16 million+ SDSs
Check Icon
Up-to-date – Your SDS get updated to latest versions.
Check Icon
Employee access – Tablets, Smartphones, or link from Corporate Intranet
Check Icon
Safety – One-click access to first aid information.
Check Icon
Labels – Generate Secondary Container Labels with just one click.
GHS07 GHS08 GHS03
Health risk rating 5
Safety risk rating 4
Environmental risk rating 1

General Information

Version

5

Revision date

2026-03-24

Product name

Potassium Persulfate

Product Synonyms

Potassium persulfate

CAS No.

7727-21-1

1.2.2. Uses advised against

Consumer use

supplier name

HACH LANGE GmbH

Emergency telephone

+44 20 3807 3798

Icons in SDS

GHS03 GHS07 GHS08 M004 M009 M010 M011 M017 M022 M026

Company Information

company name

HACH LANGE GmbH

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

sds@hach.com, info-uk@hach.com, info-ie@hach.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H272, H302, H315, H317, H319, H334, H335

Hazard statements

Code

Statements

H272

May intensify fire; oxidiser

Section 2

SECTION 2: Hazards identification

Classification according to Regulation (EC) No. 1272/2008 [CLP Classification of the substance or mixture

Contains

Dipotassium peroxodisulphate

Signal word

Danger

Hazard statements

H272 - May intensify fire; oxidiser H302 - Harmful if swallowed H315 - Causes skin irritation H317 - May cause an allergic skin reaction H319 - Causes serious eye irritation H334 - May cause allergy or asthma symptoms or breathing difficulties if inhaled H335 - May cause respiratory irritation

Precautionary statements

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 P261 - Avoid breathing dust/fume/gas/mist/vapours/spray P280 - Wear protective gloves/protective clothing and eye/face protection P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P333 + P313 - If skin irritation or rash occurs: Get medical advice/attention P337 + P313 - If eye irritation persists: Get medical advice/attention P342 + P311 - If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician

PBT Substances

& vPvB This substance does not meet the PBT/vPvB criteria of REACH, Annex XIII Endocrine Disruptor Information This product does not contain any known or suspected endocrine disruptors.

2.1 Classification of the substance or mixture

Classification according to Regulation (EC) No. 1272/2008 [CLP] Oxidising solids Category 3 - (H272) Acute toxicity - Oral Category 4 - (H302) Skin corrosion/irritation Category 2 - (H315) Serious eye damage/eye irritation Category 2 - (H319) Respiratory sensitisation Category 1 - (H334) Skin sensitisation Category 1 - (H317) Specific target organ toxicity (single exposure) Category 3 - (H335)

SDS Library

Move your SDS library online today

Check Icon
Setup – Easy setup with our database of 16 million+ SDSs
Check Icon
Up-to-date – Your SDS get updated to latest versions.
Check Icon
Employee access – Tablets, Smartphones, or link from Corporate Intranet
Check Icon
Safety – One-click access to first aid information.
Check Icon
Labels – Generate Secondary Container Labels with just one click.