Cartridge is manufactured within locations accredited to ISO14001 and ISO9001 5 Star remanufactured toner cartridge Alternative to Samsung CLT-T506S Toner cartridge outer packaging is made from 70% recycled card and both the plastic and card used in the packaging can be fully recycled Plastic and card used in the packaging can be fully recycled 2 year warranty on all toners Cartridges comply with the requirements of Europe's REACH regulations (Registration, Evaluation, Authorisation and Restriction of Chemicals)