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Being a supplier of Air Liquide advanced Technologies

Here you will find the subjects and reference documents ruling the purchase orders

Safety first

Safety remains a top priority for the Group’s management and employees. Continuously and durably improving the health and safety in the workplace of its employees and subcontractors is one of Air Liquide’s major challenges, which is expressed by the keyword “zero accident” on each site, in each region, in each entity.

Respecting our safety rules as suppliers and subcontractors is a must for us. To this end, you will find:

Instructions for external companies (French Only) :

PDF 3.08 MB

Procurement organization

Air Liquide Advanced Technologies' procurement department is organized in six centers:

  • Indirect procurement (including intellectual services) 
  • Aerospace and Defense 
  • Gas and Cryogenics 
  • Large Projects
  • New Energies 
  • Space

General Terms and Conditions of Purchase

All orders from our Company shall be governed a minima by our General Terms and Conditions of Purchase :

PDF 259.37 KB

Quality standards for suppliers

Air Liquide Advanced Technologies is certified ISO9001 and EN9100 for Aerospace and Defense Business Unit as well as Space Business Unit. All quality requirements applicable to suppliers and subcontractors can be found hereinafter: 

Quality requirements applicable to suppliers and subcontractors. This document is an integral part of our purchase orders:

PDF 371.07 KB

Corporate Social Responsibility (CSR)

Air Liquide strives to build long-lasting and balanced relationships with its suppliers, in an environment of mutual trust. The Group attaches great importance to the ability of its suppliers to offer long-term partnerships and to ensure a high level of safety, reliability, competitiveness and innovation, while guaranteeing that ethics and sustainable development are also taken into account.

More information

Compliance with Customs and Export Control Regulations

Supplier shall comply with and ensure compliance with all applicable Customs and Export Control regulations.

For products or components that are subject to one or more Customs and Export Control regulations, Suppliers and subcontractors are obliged to communicate the relevant information via the Certificate of Export Control Conformity:

DOCX 36.22 KB


  • Your invoices must be accompanied by the delivery notes in order authorize their payment. If this is not so, no late payment charge may be applied to our Company by the Supplier. 
  • The delivery note and the invoice must include the following details in order to be accepted by our services: purchase order number, name of the related buyer 
  • For any invoice dematerialization request or any matters related to invoicing, please send your request to: for sending dematerialized invoices and for other matters.

PDF 371.07 KB