Grade designation | Foreign matter (% by wt.) (Maximum limit of tolerance) | Brokens (% by wt.) (Maximum limit of tolerance) | Admixture of Red Grains in white (% by wt.) (Maximum limit of tolerance) | Damaged and discoloured (% by wt.) (Maximum limit of tolerance) |
1 | 2 | 3 | 4 | 5 |
I. | 0.2 | 3.0 | 5.0 | 0.25 |
II. | 0.5 | 7.0 | 10.0 | 0.50 |
III. | 1.0 | 12.0 | 15.0 | 1.00 |
IV. | 2.0 | 20.0 | 25.0 | 4.00 |
General characteristics
- Parboiled milled superfine rice and parboiled milled fine rice shall :
- be the dried mature kernels of Oryza sativa L;
- have uniform size, shape and colour;
- be sweet, hard, clean, wholesome and free from moulds weevils, obnoxious smell, discolouration admixture of deleterious substances and all other impurities except to the extent indicated in the Schedule;
- be in sound merchantable condition;
- not have moisture exceeding 15 percent; and
- be polished as per Rice milling industry (Regulation) Act., 1958.
DEFINITIONS :
- Foreign Matter :- It includes dust, stones, lumps of earth, chaff, stem or straw and any other impurity.
- Broken :- Brokens shall include pieces of kernels which are less than three-fourth of a whole kernel. The pieces smaller than one-fourth of the whole kernel are to be treated as fragments. The proportion of fragments shall not exceed 0.5, 1.0 and 1.5 percent for grade I, II, III respectively.
- Admixture :- The presence of inferior varieties and red kernels shall be considered as admixture. The admixture of Common rice shall not exceed 50 percent of the total admixture within the limits prescribed. The proportion of red kernels shall not exceed 1.0, 2.0, 3.0 and 6.0 percent for grade I, II, III and IV respectively.
- Red Kernels :- Kernels, whole or broken, which have 25% or more of their surface coated with red bran.
- Damaged and Discoloured :- Grains that are internally damaged or discoloured, damaged and discolouration materially affecting the quality.