International standards & norms

Our certificates at the Werra plant

Our products are certified according to international standards and norms. Here you can find our current certificates.

Hattorf

AQIS Certificate

Werra plant, Hattorf site

English ( PDF | 254kB )

Halal Certificate

Werra plant with Wintershall and Hattorf site

Products

Potassium sulfate 99.9% K₂SO₄, FCC, E515 Potassium Chloride 99.9% KCl, Ph. Eur., USP NUTRIKS® Epsom

English ( PDF | 306kB )

ISO14001 Certificate

Tailings pile management (residue management), including the Hattorf and Wintershall tailings pile sites and wastewater management and process water management

English ( PDF | 389kB )

German ( PDF | 389kB )

ISO 50001 Certificate K+S Aktiengesellschaft

K+S Aktiengesellschaft Certificate with enclosure

English ( PDF | 1.17MB )

English ( PDF | 4.33MB )

ISO 50001 Certificate

K+S Minerals and Agriculture GmbH

English ( PDF | 1.3MB )

ISO 9001 Certificate Annex

K+S Minerals and Agriculture GmbH

Download ( PDF | 335kB )

ISO 9001 Certificate

K+S Minerals and Agriculture GmbH

Download ( PDF | 481kB )

Kosher Certificate

K+S Minerals and Agriculture GmbH, K+S France SAS, Frisia Zout B.V.

Products

Potassium sulfate 99.9% K₂SO₄, FCC, E515 APISAL® NUTRIKS® Prime NUTRIKS® Epsom NUTRIKS® KaliSel NUTRIKS® Pure NUTRIKS® Balance

English ( PDF | 257kB )

Certificate Qualified Waste Management

Werra plant, underground recovery

Download ( PDF | 395kB )

Systematic Safety Site Werra (based on ISO 45001)

Werra plant with Hattorf, Wintershall and Unterbreizbach site

German ( PDF | 382kB )

English ( PDF | 749kB )

Herfa-Neurode

ISO 9001 Certificate Annex

K+S Minerals and Agriculture GmbH

Download ( PDF | 335kB )

ISO 9001 Certificate

K+S Minerals and Agriculture GmbH

Download ( PDF | 481kB )

Certificate Qualified Waste Management

Werra plant, Herfa-Neurode underground storage

Download ( PDF | 187kB )

Unterbreizbach

AQIS Certificate

Werra plant, Unterbreizbach site

English ( PDF | 254kB )

ISO 50001 Certificate K+S Aktiengesellschaft

K+S Aktiengesellschaft Certificate with enclosure

English ( PDF | 1.17MB )

English ( PDF | 4.33MB )

ISO 50001 Certificate

K+S Minerals and Agriculture GmbH

English ( PDF | 1.3MB )

Certificate Qualified Waste Management

Werra plant, underground recovery

Download ( PDF | 395kB )

Systematic Safety Site Werra (based on ISO 45001)

Werra plant with Hattorf, Wintershall and Unterbreizbach site

German ( PDF | 382kB )

English ( PDF | 749kB )

Wintershall

3rd Party Audit

Werra plant, Wintershall site

Products

Potassium Chloride 99.9% KCl, Ph. Eur., USP

English ( PDF | 116kB )

CEP

Werra plant, Wintershall site

Products

Potassium Chloride 99.9% KCl, Ph. Eur., USP

English ( PDF | 466kB )

GMP Certificate

Werra plant, Wintershall site

Products

Potassium Chloride 99.9% KCl, Ph. Eur., USP

German ( PDF | 924kB )

English ( PDF | 924kB )

GMP+ FC Scheme 2020

Werra plant, Wintershall site

Products

KaSa Mag98®

German ( PDF | 382kB )

English ( PDF | 382kB )

Halal Certificate

Werra plant with Wintershall and Hattorf site

Products

Potassium sulfate 99.9% K₂SO₄, FCC, E515 Potassium Chloride 99.9% KCl, Ph. Eur., USP NUTRIKS® Epsom

English ( PDF | 306kB )

ISO14001 Certificate

Tailings pile management (residue management), including the Hattorf and Wintershall tailings pile sites and wastewater management and process water management

English ( PDF | 389kB )

German ( PDF | 389kB )

ISO 50001 Certificate K+S Aktiengesellschaft

K+S Aktiengesellschaft Certificate with enclosure

English ( PDF | 1.17MB )

English ( PDF | 4.33MB )

ISO 50001 Certificate

K+S Minerals and Agriculture GmbH

English ( PDF | 1.3MB )

ISO 9001 Certificate Annex

K+S Minerals and Agriculture GmbH

Download ( PDF | 335kB )

ISO 9001 Certificate

K+S Minerals and Agriculture GmbH

Download ( PDF | 481kB )

Kosher Certificate

K+S Minerals and Agriculture GmbH, K+S France SAS, Frisia Zout B.V.

Products

Potassium sulfate 99.9% K₂SO₄, FCC, E515 APISAL® NUTRIKS® Prime NUTRIKS® Epsom NUTRIKS® KaliSel NUTRIKS® Pure NUTRIKS® Balance

English ( PDF | 257kB )

Certificate Qualified Waste Management

Werra plant, underground recovery

Download ( PDF | 395kB )

Systematic Safety Site Werra (based on ISO 45001)

Werra plant with Hattorf, Wintershall and Unterbreizbach site

German ( PDF | 382kB )

English ( PDF | 749kB )