Test items in the Mandatory Thai Industrial Standard of Ceramic Tiles, TIS 2508-2555

Test Item	Glazed Tiles	Unglazed Tiles
1. Dimensions and Surface Quality	x	x
2. Water Absorption	x	x
3. Modulus of Rupture and Breaking Strength	x	x
4. Resistance to Deep Abrasion		x
5. Resistance to Surface Abrasion	x
6. Crazing Resistance	x
7. Chemical Resistance	x	x
8. Resistance to Stains	x

PS:  x indicates the available test item provided by DSS.