Brays No. 1 reagent consists of mixture of
Brays no.1 reagent is used for P determination in acid to neutral soils. It consists of a mixture of 0.025 N HCl and 0.03 N NH4F
687, 666, 635, 594, 543, 480
154 165 143 175 132 187
...18 45 90 235 450 1125 2250
...547, 594, 640, 691, 741, 792
164, 141, 122, 105, 92, 80
174 180 198 252 414 910
1024 3072 384 1152 145 432
124, 128, 117, 135, 110, 146
97, 98, 107, 132, 181, 264
11, 1341, 3070, 5267, 8011, 11386
