This standard specifies methods for laboratory determination of the roughness rate of rice or parboiled rice and the polished rice rate of paddy, parboiled rice or brown rice, and parboiled brown rice. This standard only applies to rice milling equipment.
ISO 6646:2000 history
2011ISO 6646:2011 Rice - Determination of the potential milling yield from paddy and from husked rice
2000ISO 6646:2000 Rice - Determination of the potential milling yield from paddy and from husked rice
1984ISO 6646:1984 Rice; Determination of the yield of husked rice and milled rice