Certificate CH02/0529.00

The management system of

Rahn AG Dörflistrasse 120 CH - 8050 Zürich

has been assessed and certified as meeting the requirements of

ISO 9001:2015

For the following activities

Development, sales and distribution of chemical and natural raw materials including supporting services.

This certificate is valid from 4 June 2020 until 3 June 2023 and remains valid subject to satisfactory surveillance audits

Re-certification audit due 60 days prior to expiry date Issue 9. Certified since February 1999

This is a multi-site certification 'hk Additional site details are listed on the subsequent page

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Authorised by

_72e2 SGS Société Générale de Surveillance SA

Technoparkstrasse 1 8005 Zurich Switzerland t+41 (0)44 445-16-80 f +41 (0)44 445-16-88 www.sgs.com

This document is issued by the Company subject to its General Conditions of Certification Services accessible at www.sgs.cornIterms_and_conditions.htm. Attention is drawn to the

limitations of liability, indemnification and jurisdictional issues established therein. The

authenticity of this document may be verified at http://www.sgs.com/enkerlified-dents-and-products/certified-client-directory. Any unauthorized alteration, forgery or falsification of the

content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law.

Certificate CH02/0529.00, continued

Rahn AG

ISO 9001:2015

Issue 9

Additional facilities

Rahn (UK) Ltd. 55 Baker Street

GB - W1U 7EU London

Rahn GmbH Hahnstrasse 70

DE - 60528 Frankfurt am Main

Rahn France Sarl 91, rue du Faubourg Saint-Honoré

FR - 75008 Paris

Rahn NL B.V. Westplein 11

NL - BM 3016 Rotterdam

Page 2 of 2 This document is issued by the Company subject to its General Conditions of Certification Services

accessible at www.sgs.comitenns_and_conditions.htm. Attention is drawn to the limitations of liability, indemnification and jurisdictional issues established therein. The authenticity of this

document may be verified at http://www.sgs.comien/certified-clients-and-products/cerlified-dent-directory. Any unauthorized alteration, forgery or falsification of the Contenter appearance of this

document is unlawful and offenders may be prosecuted to the fullest extent of the law.