(Continued from preceding page) 
Value % .00 10 .20 .30 40 .50 -60 .70 .80 .90 Value % 
64 7.07 7.06 7.04 7.04 7.02 7.00 7.00 6.98 6.97 6.95 64 
63 7.20 718 7.18 7.16 7.15 TENS elle Tllil 7.09 7.09 63 
62 Us? 7.30 7.30 7.28 ZT, 7.26 725 7.23 Wea 7.21 62 
61 7.43 7.43 7.41 7.40 7.40 7.38 7.36 “chs 7.35 7.33 61 
60 7.56 7.54 7.53 75M Tim 7.49 748 7.48 7.46 7.45 60 
59 7.65 7.05 7.64 7.62 7.62 7.60 7.59 7.59 7.57 7.56 59 
58 7.76 7.74 7.74 hie Teh ILA 7.70 7.68 7.68 7.67 58 
57, 7.86 7.84 7.83 7.83 7.82 7.80 7.80 7.79 NIT 7.77 bY/ 
56 7.94 7.94 7.93 7.93 7.91 7.90 7.90 7.89 7.87 7.87 56 
55 8.04 8.02 8.02 8.01 8.01 7.99 7.98 7.97 7.97 7.96 55 
54 8.11 8.11 8.10 8.10 8.09 8.07 8.06 8.06 8.05 8.05 54 
Be 8.20 8.19 8.17 8.17 8.16 8.16 Sal 8.14 8.14 8.12 iy 
52 8.27 8.26 8.26 8.24 8.23 8.23 8.23 8.21 8.21 8.20 a2 
al 8.32 8.32 8.31 8.31 8.30 8.30 8.29 . 8.28 8.28 8.27 51 
50 8.40 8.37 8.37 8.36 8.36 8.35 8.35 8.34 8.34 8.33 50 
Example. If the purity test is 91.40%, use the table in this manner: Find 91 in the “value” column, then the .40 at top of 
table. These two intersect at 2.35. Therefore the tolerance allowed would be 2.35%. 
CC TS OOO OOo 
EXTENDED TOLERANCE TABLE FOR OCCURRENCE OF NOXIOUS WEED SEEDS 
Number The Fol- Number The Fol- Number The Fol- Number The Fol- Number The Fol- Number The F.l- 
Found lowing Are Found lowing Are Found lowing Are Found lowing Are Found lowing Are Found lowing Are 
by Within the by Within the by Within the by Within the by Within the by Within the 
Analysis Tolerance Analysis Tolerance Analysis Tolerance Analysis Tolerance Analysis Tolerance Analysis Tolerance 
2 0 66 51 122 101 176 151 230 201 283 251 
4 1 67 52 123 102 WAG 152 231 202 284 252 
6 2 68 53 124 103 178 153) 2352, 203 285 253 
8 3 69 54 125 104 179 154 253) 204 286 254 
4) 4 71 55 126 105 180 155 234 205 287 255 
11 5 72 56 127 106 181 156 235 206 288 256 
12 6 73 57 128 107 183 157 236 207 289 257 
83 7 74 58 129 108 184 158 237 208 290 258 
14 8 AS 59 130 109 185 159 238 209 292 259 
16 9 76 60 132 110 186 160 239 210 293 260 
17 10 77 61 133 111 187 161 240 211 294 261 
18 1] 78 62 134 112 188 162 242 212 295 262 
20 12 80 63 135 113 189 163 243 213 296 263 
Zi IS 81 64 136 114 190 164 244 214 297 264 
22 14 82 65 137 115 191 165 245 yA) 298 265 
23 15 83 66 138 116 192 166 246 216 299 266 
24 16 84 67 139 117 193 167 247 217 300 267 
25 17 85 68 140 118 194 168 248 218 301 268 
27 18 86 69 141 119 195 169 249 219 302 269 
28 19 87 70 142 120 197 170 250 220 303 270 
29 20 89 71 144 121 198 171 251 221 304 271 
30 21 90 72 145 122 199 172 252 222 305 272 
32 22 91 73 146 123 200 173 253 223 306 273 
33 23 92 74 147 124 201 174 254 224 307 274 
34 24 93 75 148 125 202 175 255 225 309 275 
35 25 94 76 149 126 203 176 256 226 310 276 
37 26 95 77 150 127 204 WAZ, 258 227 311 2EL 
38 27 96 78 151 128 205 178 259 228 312 278 
39 28 97 79 152 129 206 179 260 229 Sills} 279 
41 29 99 80 153 30) 207 180 261 230 314 280 
42 30 100 81 154 131 208 181 262 231 315 281 
43 ol 101 82 156 132 209 182 263 232 316 282 
44 32 102 83 157 133 211 183 264 233 317 283 
45 33 103 84 158 134 Zi 184 265 234 318 284 
46 34 104 85 159 135 213 185 266 235 319 285 
48 35 105 86 160 136 214 186 267 236 320 286 
49 36 106 87 161 137 215 187 268 237 321 287 
50 37 107 88 162 138 216 188 269 238 322 288 
51 38 108 89 163 139 217 189 270 239 323 289 
52 39 110 90 164 140 218 190 271 240 324 290 
53 40 111 91 165 141 219 191 272 241 325 291 
55 4] 112 92 166 142 220 192 273 242 326 292 
56 42 113 93 167 143 221 193 275 243 328 293 
Sy 43 114 94 169 144 222 194 276 244 329 294 
58 44 15 95 170 145 223 195 27. 245 330 295 
59 45 116 96 171 146 224 196 278 246 331 296 
60 46 117 97 172 147 226 197 279 247 332 297 
61 47 118 98 173 148 227 198 280 248 333 298 
63 48 120 99 174 149 228 199 281 249 334 299 
oe a 121 100 175 150 229 200 282 250 335 300 
6 
Example—If the sample contains 50 noxious weed seeds the tolerance allowance is 37. 

70 SEED TRADE 
