Table 3 Comparison of performances of commonly used fracturing fluid thickeners.

From: Modified guanidine gel fracturing fluid system and performance optimization for ultra-deep and ultra-high temperature oil and gas reservoirs

Instrument name

Model

Grade

Purity /%

Producer

Electric constant temperature water bath

HH-1

Industrial products are qualified

99.99

China

Electric Blender

JJ-1

99.99

Constant temperature blast drying oven

100A-1

99.99

Viscosity meter

1.0 mm

99.99

Interface tension meter

Site 100

99.99