Standards Promote Sustainable Development of Papermaking Industry:Interpretation of the National Standard of"Recycled Pulp"
GB/T 43393-2023 national standard"Recycled pulp"was a product technical standard to meet the high quality and sustainable development of papermaking industry in China.This paper introduced the main contents of the national standard"Recycled pulp",includ-ing the definition,scope of application,classification,technical requirements and main points of test methods.The test items included ra-dioactive contamination,hazardous waste,sensory properties,heavy metals,bursting index of pulp board,Cobb60,unbroken fibre con-tent,carried-waste content,coarse reject rate,and mechanical strength of the handsheets were interpreted.Furthermore,the main differ-ences between"Recycled pulp"and GB/T 24320-2021"Recycled fiber pulp"were analyzed.
pulp and papermaking industryrecycled pulprecycled fiber pulpstandard interpretation