1 | packing material | 1 | Hexavalent Chromium | Electrotechnical products –determination of levels of six regulated substances IEC62321:2008 |
2 | Paper and board | 1 | D65 brightness | Paper, board and pulps - Measurement of diffuse blue reflectance factor - D65 brightness(Diff/Geometry,Outdoor daylight conditions) GB/T7974-2013 |
2 | Bending resistance | Paper and board - Determination of resistance to bending GB/T 22364-2008 |
2 | Paper and board | 3 | Bursting strength | Board - Determination of bursting strength GB/T 1539-2007 |
4 | Puncture resistance | Board - Determination of puncture resistance GB/T2679.7-2005 |
5 | Edgewise crush resistance | Corrugated fiberboard - determination edgewise crush resistance GB/T6546-1998 |