

| No | Norms | Unit | For wall tiles | For floor tiles | ||
| EN 159 | Test method | EN 178 | Test method | |||
| 1 | Deviation of size | % | /-0.5 | EN98 TCVN 6415:2005 | /-0.5 | EN98 TCVN 6415:2005 | 
| 2 | Rectangularity | % | /- 0.5 | EN98 TCVN 6415:2005 | /-0.5 | EN98 TCVN 6415:2005 | 
| 3 | Deviation of flatness | % | /- 0.5 | EN98 TCVN 6415:2005 | /-0.5 | EN98 TCVN 6415:2005 | 
| 4 | Water absorption (by mass) | % | 10-16 | EN99 | 3-6 | EN99 | 
| 5 | Scatch hardness of surface by Mohs scale | Mohs | 3-7 | EN101 | 3-7 | EN101 | 
| 6 | Modulus of rupture | N/mm2 | >=12 | EN100 | >=22 | EN100 | 
| 7 | Co-efficient of linear thermal expansion from ambient temperature to 100oC | m.K-1 | <=9×10-6 | EN103 | <=9×10-6 | EN103 | 
| 8 | Chemical resistance | Group | Resist all acid & base, but flohidric acid | EN122 | Resist all acid & base, but flohidric acid | EN122 | 
| 9 | Component of materials | Semi porcelain | Semi porcelain | <div break-word;”=””> | ||