Nera TanningZeologyCertifications & Declarations

Important certifications & declarations for Zeology

Quality and safety of our products are of the utmost importance to us at Nera. Various certifications prove that our products comply with international industry standards and legal requirements.

Zeology certifications:

ZDHC MRSL Conformance – Level 3

Zeology has been awarded Level 3 conformance to the ZDHC MRSL

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C2C Certified Material Health CertificateTM at the Platinum level

The C2C Certified Material Health CertificateTM is a verification of the health and safety of a product’s composition using the Material Health requirements of the Cradle to Cradle Certified Product Standard. The Platinum level is the highest level to be obtained.

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ToxFMD Screened Chemistry certification

Screened Chemistry® is used by a variety of brands (such as H&M, Levi Strauss & Co., Nike Inc. and C&A) with the goal of advancing public health and environmental protection around the world. Screened Chemistry® is the concept of identifying the use of safer alternatives while eliminating hazardous chemicals in the industry.

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General declarations

Zeology sustainable sourcing

  • Key suppliers: ISO 9001, 14001, 45001 certified
  • The refined bauxite used to produce the zeolite for our tanning product Zeology meets the highest ESG standards and has been certified according to the Aluminium Stewardship Initiative (ASI) standards since 2022.
  • This certification covers:
    – Environment, including greenhouse gas emissions, wastes, water and biodiversity
    – Human rights, including supply chain due diligence and rights for Indigenous peoples
    – Material stewardship, including recycling and resource efficiency
    – Governance, including business integrity and transparence
    – Labor rights and occupational health and safety
  • Fully scalable and global supply chain for Zeology

Read more about sourcing

General Supporters Membership ASI

Following esteemed companies like e.g., Heineken, Mercedes-Benz Group, Cargill, IKEA, BMW Group and Nestle Nespresso Nera has joined as ASI member as of August 2023. Doing so puts us in a position to further support a sustainable bauxite, zeolite and leather value chain.

More about ASI certification and membership

Royal Smit & Zoon

Nera is part of Royal Smit & Zoon, the leading EU based chemical supplier to the leather industry. Royal Smit & Zoon is:

  • Member of ZDHC and ZDHC certified
  • Member of Leather Naturally
  • Member Leather Working Group
  • ISO 9001, 14001, 45001 certified
  • Ecovadis Platinum certified

Royal Smit & Zoon’s certificates