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Introduction
Units of Measurement
Common Minerals and Metals
Useful Conversion Factors
Useful Formulas
Capacity Tables
Hole Capacity
Drill Pipe Capacity and Displacement
API Casing and Liner Capacity and Displacement
Annular Capacity
Annular Velocity
Single Salt Fluid Composition and Blending Tables
Ammonium Chloride Composition and Blending Tables
Potassium Chloride Composition and Blending Tables
Sodium Chloride Composition and Blending Tables
Sodium Formate Composition and Blending Tables
Potassium Formate Composition and Blending Tables
Sodium Bromide Composition and Blending Tables
Calcium Chloride Composition and Blending Tables
Calcium Bromide Composition and Blending Tables
Potassium Formate Composition and Blending Tables
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TABLE 33. Potassium Formate (KO2CH) Density and Composition Table

Potassium Formate Density and Composition Information
Density Spec Grav Water KO2CH KO2CH TCT
lb/gal SG bbl lb 98% wt% ºF
8.4 1.008 0.980 10 2.7 29
8.5 1.020 0.972 17 4.7 28
8.6 1.032 0.963 24 6.6 27
8.7 1.044 0.953 32 8.5 25
8.8 1.056 0.944 39 10.4 24
8.9 1.068 0.934 47 12.3 22
9.0 1.080 0.924 55 14.2 20
9.1 1.092 0.914 63 16.0 17
9.2 1.104 0.903 70 17.9 15
9.3 1.116 0.892 78 19.7 12
9.4 1.128 0.881 86 21.5 9
9.5 1.140 0.870 95 23.2 6
9.6 1.152 0.859 103 25.0 3
9.7 1.164 0.847 111 26.7 -1
9.8 1.176 0.835 119 28.4 -4
9.9 1.188 0.823 128 30.1 -8
10.0 1.200 0.811 136 31.8 -12
10.1 1.212 0.798 145 33.5 -16
10.2 1.224 0.786 153 35.1 -20
10.3 1.236 0.773 162 36.7 -25
10.4 1.248 0.760 171 38.3 -29
10.5 1.261 0.747 180 39.9 -34
10.6 1.273 0.734 189 41.5 -38
10.7 1.285 0.720 197 43.0 -43
10.8 1.297 0.707 206 44.6 -48
10.9 1.309 0.693 215 46.1 -53
11.0 1.321 0.679 224 47.6 -58
11.1 1.333 0.665 233 49.1 -63
11.2 1.345 0.651 243 50.5 -68
11.3 1.357 0.637 252 52.0 -74
11.4 1.369 0.623 261 53.4 -78
11.5 1.381 0.609 270 54.8 -72
11.6 1.393 0.594 279 56.2 -66
11.7 1.405 0.580 289 57.5 -60
11.8 1.417 0.565 298 58.9 -54
11.9 1.429 0.551 307 60.2 -48
12.0 1.441 0.536 316 61.5 -42
12.1 1.453 0.521 326 62.8 -36
12.2 1.465 0.507 335 64.1 -30
12.3 1.477 0.492 345 65.4 -24
12.4 1.489 0.477 354 66.6 -18
12.5 1.501 0.462 363 67.8 -12
12.6 1.513 0.447 373 69.0 -6
12.7 1.525 0.432 382 70.2 0
12.8 1.537 0.417 392 71.4 6
12.9 1.549 0.403 401 72.5 12
13.0 1.561 0.388 410 73.6 17
13.1 1.573 0.373 420 74.8 23

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TABLE 34. Potassium Formate (KO2CH) Cutback Table (bbl/bbl)

Potassium Formate Cutback Information
Target
Density
Starting Density
lb/gal 12.4 12.5 12.6 12.7 12.8 12.9 13.0 13.1
9.0 0.155 0.151 0.147 0.143 0.140 0.136 0.133 0.130
9.1 0.177 0.172 0.168 0.164 0.160 0.156 0.152 0.149
9.2 0.199 0.194 0.189 0.184 0.180 0.176 0.172 0.168
9.3 0.221 0.216 0.210 0.205 0.200 0.196 0.191 0.187
9.4 0.244 0.238 0.232 0.226 0.221 0.216 0.211 0.206
9.5 0.267 0.260 0.254 0.247 0.241 0.236 0.230 0.225
9.6 0.290 0.283 0.276 0.269 0.262 0.256 0.250 0.245
9.7 0.314 0.306 0.298 0.291 0.283 0.277 0.271 0.265
9.8 0.337 0.329 0.320 0.312 0.305 0.298 0.291 0.284
9.9 0.361 0.352 0.343 0.334 0.326 0.319 0.311 0.305
10.0 0.385 0.375 0.366 0.357 0.348 0.340 0.332 0.325
10.1 0.409 0.399 0.389 0.379 0.370 0.361 0.353 0.345
10.2 0.434 0.423 0.412 0.402 0.392 0.383 0.374 0.366
10.3 0.458 0.446 0.435 0.424 0.414 0.405 0.395 0.386
10.4 0.483 0.470 0.459 0.447 0.436 0.426 0.416 0.407
10.5 0.508 0.495 0.482 0.470 0.459 0.448 0.438 0.428
10.6 0.533 0.519 0.506 0.493 0.481 0.470 0.459 0.449
10.7 0.558 0.543 0.530 0.517 0.504 0.492 0.481 0.470
10.8 0.583 0.568 0.554 0.540 0.527 0.515 0.503 0.492
10.9 0.608 0.593 0.578 0.564 0.550 0.537 0.525 0.513
11.0 0.634 0.618 0.602 0.587 0.573 0.560 0.547 0.534
11.1 0.659 0.643 0.626 0.611 0.596 0.582 0.569 0.556
11.2 0.685 0.668 0.651 0.635 0.619 0.605 0.591 0.578
11.3 0.711 0.693 0.675 0.659 0.643 0.628 0.613 0.600
11.4 0.737 0.718 0.700 0.683 0.666 0.651 0.636 0.621
11.5 0.763 0.743 0.725 0.707 0.689 0.674 0.658 0.643
11.6 0.789 0.769 0.750 0.731 0.713 0.697 0.681 0.665
11.7 0.815 0.794 0.774 0.755 0.737 0.720 0.703 0.687
11.8 0.841 0.820 0.799 0.779 0.760 0.743 0.726 0.710
11.9 0.868 0.846 0.824 0.804 0.784 0.766 0.749 0.732
12.0 0.894 0.871 0.849 0.828 0.808 0.790 0.771 0.754
12.1 0.921 0.897 0.874 0.853 0.832 0.813 0.794 0.776
12.2 0.947 0.923 0.900 0.877 0.856 0.836 0.817 0.799
12.3 0.974 0.949 0.925 0.902 0.880 0.860 0.840 0.821
12.4 1.000 0.974 0.950 0.926 0.904 0.883 0.863 0.843
12.5   1.000 0.975 0.951 0.928 0.906 0.885 0.866
12.6     1.000 0.976 0.952 0.930 0.908 0.888
12.7       1.000 0.976 0.953 0.931 0.910
12.8         1.000 0.977 0.954 0.933
12.9           1.000 0.977 0.955
13.0             1.000 0.978
13.1               1.000

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TABLE 35. Potassium Formate (98% KO2CH) Weight Up Table (lb/bbl)

Potassium Formate Weight Up Information
Starting
Density
Weight Up Increments
lb/gal 0.1 0.2 0.3 0.4 0.5 0.6
8.4 7.39 15.02 22.91 31.06 39.49 48.21
8.5 7.57 15.38 23.46 31.82 40.46 49.40
8.6 7.74 15.75 24.03 32.59 41.45 50.63
8.7 7.93 16.13 24.61 33.38 42.47 51.88
8.8 8.12 16.51 25.20 34.20 43.52 53.17
8.9 8.31 16.91 25.81 35.03 44.59 54.50
9.0 8.51 17.31 26.44 35.89 45.70 55.87
9.1 8.71 17.73 27.08 36.78 46.83 57.27
9.2 8.92 18.16 27.74 37.68 48.00 58.72
9.3 9.13 18.60 28.42 38.62 49.21 60.21
9.4 9.35 19.05 29.12 39.58 50.44 61.74
9.5 9.58 19.52 29.84 40.57 51.72 63.32
9.6 9.81 20.00 30.58 41.59 53.04 64.95
9.7 10.05 20.49 31.35 42.64 54.40 66.64
9.8 10.30 21.00 32.13 43.72 55.80 68.38
9.9 10.55 21.52 32.95 44.84 57.24 70.18
10.0 10.81 22.06 33.78 46.00 58.74 72.03
10.1 11.08 22.62 34.65 47.19 60.28 73.96
10.2 11.36 23.20 35.54 48.43 61.88 75.95
10.3 11.64 23.79 36.46 49.70 63.54 78.01
10.4 11.94 24.40 37.42 51.02 65.26 80.15
10.5 12.25 25.04 38.41 52.39 67.03 82.37
10.6 12.56 25.70 39.43 53.81 68.88 84.68
10.7 12.89 26.38 40.50 55.29 70.80 87.08
10.8 13.23 27.08 41.60 56.82 72.79 89.58
10.9 13.58 27.82 42.74 58.41 74.87 92.18
11.0 13.95 28.58 43.93 60.06 77.03 94.89
11.1 14.33 29.37 45.17 61.79 79.28 97.72
11.2 14.72 30.19 46.46 63.58 81.63 100.67
11.3 15.13 31.05 47.80 65.46 84.09 103.77
11.4 15.56 31.94 49.20 67.41 86.65 107.00
11.5 16.00 32.87 50.66 69.46 89.34 110.40
11.6 16.47 33.84 52.19 71.61 92.17 113.97
11.7 16.95 34.86 53.80 73.85 95.13 117.72
11.8 17.46 35.92 55.48 76.22 98.24 121.67
11.9 17.99 37.04 57.24 78.70 101.52 125.84
12.0 18.54 38.21 59.09 81.31 104.98 130.25
12.1 19.13 39.44 61.05 84.07 108.64 134.91
12.2 19.74 40.73 63.10 86.98 112.51 139.86
12.3 20.38 42.10 65.28 90.06 116.62 145.12
12.4 21.06 43.54 67.58 93.33 120.98 150.73
12.5 21.78 45.07 70.02 96.81 125.63 156.71
12.6 22.54 46.69 72.61 100.51 130.59  
12.7 23.35 48.41 75.38 104.46    
12.8 24.20 50.24 78.33      
12.9 25.11 52.20        
13.0 26.09          

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