Ciid midab leh waxay u qaybsantaa ciid midab dabiici ah, ciid midab leh, iyo ciid midabaysan.Astaamihiisu waa: midabyo dhalaalaya, caabbinta aashitada iyo alkali, iska caabbinta UV, oo aan luminayn.
Nooca: Ciid midab dabiici ah, ciid midab leh.
cabbirka: 10-20.20-40.40-80.80-120.120-180.200mesh.