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Carrier bags and bags

Ugra certifies carrier bags and bags made of paper and plastic foil in a 3-stage system.

SRF Kassensturz
Shopping bags tested: Only one is tough enough

80 million paper bags each year are carried by Swiss consumers out of Migros, Coop or Aldi.
A hardness test by Ugra shows: Only one of nine paper bags does not even tear on wet ground.
"Kassensturz" says which sacks bear the most weight and which one fail. (Audio track in German language)

Certificate Stage 1

Checked Quality



Certification Stage 1 is related to bags, carrier bags and garbage bags. Products certified as Checked Quality are tested and evaluated regarding physical parameters such as tear strength, further tear strength or impact dart drop as well as the practical values such as hang and shock test.

  • Test criteria:
  • Dimension
  • Tensile Strength/Elongation (load direction)
  • Further Tear Strength (Elmendorf)
  • Impact/Dart-Drop
  • Jog test
  • Static hang test
  • Shock test

Certificate Stage 2

Checked Quality & environmentally friendly (>80% PCR)



Certification Stage 2 is related to products being certified with “Blauer Engel“ acc. to RAL UZ 30a (2012). This certificate requires the Checked Quality-Certification (Stage 1). Furthermore these products have to be 100% recycable and their environmental benefit must be proofed by an eco balance through EMPA.

  • Test criteria:
  • all parameters of Stage 1
  • Proof of environmental benefit through a eco balance
  • Proof of >80% washed Post Consumer Material (PCR) (Certificate «Blauer Engel» acc. to RAL UZ 30a (2012)
  • Clear evidence of material flows

Certificate Stage 3

Checked Quality & environmentally friendly (>85% renewable raw materials)

Certification Stage 3 is related to products being certified with acc. to DIN Certco, which are demonstrably made of more than 85% renewable raw material. This certificate requires the Checked Quality-Certification (Stage 1). Furthermore these products have to be 100% recycable and their environmental benefit must be proofed by an eco balance through EMPA.

  • Test criteria:
  • all parameters of Stage 1
  • Proof of environmental benefit through a eco balance
  • Proof of >85% renewable raw materials
  • Submission of Certifikate DIN Certco >85% biobased

Get ready to start

Would you like to certify your products? Then just contact us directly to start the process.

Mathias SchunkeManaging Director
live_help
Further questions? I am looking forward to advise you in English, German and Italian.
Tel. +41 71 552 02 41
René GrossLaborleiter
live_help
Further questions? I am looking forward to advise you in English and German.
Tel. +41 71 552 02 44

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