6 BULLETIN 574, U. S. DEPARTMENT OF AGRICULTURE. 
Table I. — Equivalent percentage of a sample of wheat, etc., when the weights of the sample 
analyzed and of the mechanical separation are given. 
Weight of 
separation. 
Weight of sample analyzed (grams). 
25 26 27 
30 31 32 33 34 35 36 37 
39 40 41 42 43 44 
0.1 gram 
.2 gram 
.3 gram. 
.4 gram 
.5 gram 
.6 gram 
.7 gram 
.8 gram 
.9 gram 
1.0 gram 
1.1 grams 
1.2 grams 
1.3 grams 
1.4 grams — 
1.5 grams 
1.6 grams 
1.7 grams 
1.8 grams — 
1.9 grams 
2.0 grams 
2.1 grams 
Z.z grams 
2.3 grams — 
£,. 4 grams — 
2.5 grams 
2.6 grams 
2.7 grams 
2.8 grams 
2.9 grams 
3.0 grams 
3.1 grams 
3.2 grams 
3.3 grams 
3.4 grams 
3.5 grams 
3.6 grams 
3.7 grams 
3.8 grams 
3.9 grams 
4.0 grams 
4.1 grams 
4.2 grams 
4.3 grams 
4.4 grams 
4.5 grams 
4.6 grams 
4.7 grams 
4.8 grams 
4.9 grams 
5.0 grams 
0.4 
4 0.4 
.7 
1 1.1 
5 1.5 
9i 1.8 
3 2.2 
7 2.6 
L 3.0 
5 3.3 
8, 3.7 
2' 4.1 
6 4.4 
0.3| 0.3 
7 
0.3 
1 
1.4 1.41 1 
i. m i.o 
3 
8 1.7 1 
2-1 
0.3 
1.2 
0.3 
).3 0. 
.6 . 
0.3 
0.3 
.9 .8 
1.2 1.1 
1.1 
2.5 
2.8 
3.2 
3.6 
3.9 
4.3, 4.11 
3.S 
8.5 
6 4.5 
0, 4.8 
3 5.2 
7i 5.5 
2.6 
2.2 
2.5i 2 
.11 5. 
.41 6. 
8 6.5 
1 6.9 
5 7.2 
8; 7.6 
5 1. 
S 1. 
3.5 
7 4. 
4. 
3 5. 
6 5. 
4.1 
5.9 5.7 
6.2 6.1 
2 7.9 
9.2i 8.9] 8.6 8.3 
9. 
4,10. 
210. 
e'n. 
Oil. 
411. 
812. 
212. 
613. 
013. 
413. 
L 
2 14. 
615. 
015. 
L 
816. 
216. 
616. 
017. 
r 
818. 
2 18. 
618. 
019. 
9.2 8. 
9.6. 9. 
9 8.6 
3 9.0 
.7! 7. 
V 
,3' 8. 
.7; 8. 
6 6. 
9 6. 
2 2. 
5 2. 
S 2. 
1.0 
0.2 0.2 
.5 .5 
.8 .7 
.0 1.0 
410.0 9. 
810.410. 
110.710. 
511. 1 10. 
911. 5 11. 
311.811. 
I 
712.211. 
112.612. 
I 
13. 12. 
13.312. 
I 
6 9.3 
9.6 
9.0 8. 
9.3' 9. 
7.S 
2 7. 
1 7. 
V 
5. 
3 6. 
J,. 
9 1. 
2 2. 
4 2. 
7 2. 
01 2. 
3. 
.3 1.2 
.5 1.5 
.8 1.7 
.0 2.0 
5. 
1 5. 
4 6. 
7 6. 
6 7. 
9 7. 
4 8. 
7 8. 
S.2 
1| 6. 
.4. 7. 
0, 7. 
3 10.0 
7 10.3 
I 
110.7 
4 11. 0|10 
I 
811.4 
111.7 
512.1 
812.4 
, 2 12. 7 
. 6 13. 1 
13. 7 13 
14. 1 13 
I 
14. 4 13. 9 13. 4 
14. 8 14. 3 13. 8|13. 
I 
815.2 14.614.1 
1 15. 5 15. 14. 5|14 
5 15.915.3 
916.315 
316.716.11 
7 17.016. 
117.416. 
517.817. 
8 18. 117. 
2 18.5 17. 
I I 
15.2 
15. 
816.2 15. 
116.5 16. 
5 16.9 16. 
8 17.2 16. 
7 9. 
v- 
3 10. 
7 10. 
I 
010. 
3 11. 
I 
711. 
011. 
L 
712. 
012. 
312. 
713. 
013. 
3 13. 
f 
014. 
f 
715. 
015. 
315. 
7'16. 
3 9. 
I: 
3 10. 
6 10. 
010. 
3 10. 
611. 
Jn. 
211. 
612. 
912. 
212. 
513. 
9 13. 
2 13. 
5 14. 
814. 
214. 
515. 
815. 
r 
1 8.8 
1 8.8 8.5 
4 9 
7 9 
9. 
3. 
v- 
6 4. 
9 4. 
1 5. 
r 
7 5. 
,, 
2 6. 
5 6. 
7 6. 
6. 
], 
6 7. 
2.7 
V 
5 4. 
7 4. 
L 
3, 
5' 5. 
v- 
5. 
3 6. 
L 
3.2! 3.2 
3.5, 3.4 
3.7 ! 3.6 
4.0, 3.9 
2.6 
3.3 
3 10. 
610. 
I 
7 9. 
8.3 8.0 
8.6, 8.3 
8.8 1 8.6 
9.1 8.9 

3 10. 
910.6 10. 
210.910.6110. 
6 11. 
911. 
211. 
f 
812. 
112. 
L 
f 
113. 
413. 
A, 
014. 
314. 
615. 
210. 
5 11. 
811. 
111. 
I 
412. 
712. 
012. 
312. 
6 13. 
9 13. 
213. 
r 
814. 
V 4 ' 
511. 
811. 
Oil. 
312. 
S13. 
113. 
4 14. 
14. 
4 9. 
7 9. 
L: 
310. 
610. 
810. 
I 
110. 
411. 
I 
7 11. 
Oil. 
Ai. 
6 12. 
I 
812. 
112. 
L 
7 13. 
I 
13. 
3 13. 
7.8 7.6 
8.1 7 
1 6. 
4, 7. 
I, 
9 7. 
9 5.7 5.6 5.5 
1 6.0, 5.8, 5.7 
6.2 1 6.1! 5.9 
6.5j 6.3, 6.2 
6.7 6.6 1 6.4 
7.0 6.8, 6.7 
510. 
810. 
110. 
I 
411. 
7 11. 
L 
211. 
8.4 8.1 7. 
8.6 8.4 8. 
8.9.8.7 8.5 
9.2 8. 
9.4 9. 
9.7 9. 
10.0 9. 
310. 
I 
5 10. 
810. 
110. 
3 11. 
I 
6 11. 
9 11. 
S.7 
9.0 
9.5 
5 12. 
812. 
012. 
3 13. 
I 
6 13. 
9 13. 
I 
2 11. 
412. 
I 
712. 
012. 
2 12. 
5 13. 
3 10. 
5 10. 
810. 
010. 
3 11. 
6 11. 
811. 
111. 
412. 
6 12. 
912. 
112. 
4.2 4.11 4.0 
4.5 4.4 4.3 
4.7 1 4.6' 4. 
5.0, 4.9, 4.8 
5.2! 5.1! 5.0 
5.5i 5.4, 5 
2.1 
0.2 
.4 
1.1 
1.4 
1.6 
l.S 
2.0 
2.3 
2.5 
2.7 
3.2 
3.4 
3.6 
3.9 
4.1 
4.3 
4.6 4.5 
7.1' 6.9 
7.3 
S.O 
7.1 
7.S 
8.5 8.3 8.1 
8.7 8.5 8.3 
9.0 8.81 8.6 
9.2' 9.0' 
9.5, 9.3j 9.0 
9.7l 9.5' 9.3 
10.0 9.7 9.5 
10. 2 10. 0' 9. 8 
810.510.2.10.0 
5.1 
4.8 
5.0 
5.2 
5.4 
5.7 
5.9 
6.1 
6.5, 6.4 
6.7! 6.6 
7.0; 6.8 
S.l 
7.0 
7.3 
7.5 
7.7 
7.9 
S.2 
9.1' 8.9 
9.3 9.1 
9.5 9.3 
9.8 9.5 
0J10. 710. 5 10. 210. 9.8 
11.010.7,10.510.2 10.0 
II 
•5111. 2 11. 010. 710. 5 1 10. 2 
8 11. 5 U. 2 10. 9,10. 7 10. 4 
I 
011.7 11.5 11.210.9 10.7 
3|l2. 11. 7 11. 4 11. 2 10. 9 
>. 2 11. 9 11. 711. 4 11.1 
12.512.2 11.9,11.6 11.4 
I I 1 I 
