Fluid Reference Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6 Sample 7 Plastic Viscosity (cp) 29 36 45 47 51 65 70 Apparent Viscosity (cp) 39 51 70.5 79.5 87.5 115 127.5 Yield Point (lb/100ft2) 20 30 51 64 73 100 115 Gel Strength @ 10 sec (lb/100ft2) 1.6 9 18.5 25 27 46 54 Gel Strength @ 10 min (lb/100ft2) 2.6 11.5 22 30 32 63 72 θ600 78 102 141 159 175 230 255 θ300 49 66 96 112 124 165 185 θ200 32 52 80 93 100 135 156 θ100 19 34 56 67 72 104 122 θ6 2.5 10 21 27 30 55 65 θ3 1.1 8.5 18 23 25 52 61

Table 2: Rheological Properties.