Foreword
Introduction
1 Scope
2 Terms and definitions
3 Symbols and abbreviated terms
3.1 Symbols
3.2 Abbreviations
4 Drilling fluid density (mud weight)
4.1 Principle
4.2 Apparatus
4.3 Procedure
4.4 Calculation
5 Alternative drilling fluid density method
5.1 Principle
5.2 Apparatus
5.3 Procedure
5.4 Calculation
6 Viscosity and gel strength
6.1 Principle
6.2 Determination of viscosity using the Marsh
funnel
6.3 Determination of viscosity and/or gel strength
using a direct-indicating viscometer
7 Filtration
7.1 Principle
7.2 Low-temperature/low-pressure test
7.3 High-temperature/high-pressure (HTHP) test
8 Water, oil and solids contents
8.1 Principle
8.2 Apparatus
8.3 Procedure
8.4 Calculation
9 Sand content
9.1 Principle
9.2 Apparatus
9.3 Procedure
10 Methylene blue capacity
10.1 Principle
10.2 Reagents and apparatus
10.3 Procedure
10.4 Calculation
11 pH
11.1 Principle
11.2 Reagents and apparatus
11.3 Procedure for pH measurement
11.4 Care of electrode
12 Alkalinity and lime content
12.1 Principle
12.2 Reagents and apparatus
12.3 Procedure - Phenolphthalein and methyl orange
filtrate alkalinities
12.4 Procedure - Phenolphthalein drilling fluid
alkalinity
12.5 Calculation of ion concentrations from Pf and
Mf
12.6 Estimation of lime content
13 Chloride ion content
13.1 Principle
13.2 Reagents and apparatus
13.3 Procedure
13.4 Calculation
14 Total hardness as calcium
14.1 Principle
14.2 Reagents and apparatus
14.3 Procedure
14.4 Calculation
Annex A (informative) - Chemical analysis of water-based
drilling fluids
Annex B (informative) - Shear strength measurement using
shearometer tube
Annex C (informative) - Resistivity
Annex D (informative) - Removal of air or gas prior to
testing
Annex E (informative) - Drill pipe corrosion ring coupon
Annex F (informative) - Sampling, inspection and
rejection
Annex G (informative) - Rig-site sampling
Annex H (informative) - Calibration and verification
of glassware, thermometers, viscometers,
retort-kit cup and drilling fluid balances
Annex I (normative) - High-temperature/high-pressure
filtration testing of water-based drilling
fluids using the permeability-plugging apparatus
and cells equipped with set-screw-secured end
caps
Annex J (normative) - High-temperature/high-pressure
filtration testing of water-based drilling
fluids using the permeability-plugging apparatus
and cells equipped with threaded end caps
Annex K (informative) - Water-based drilling fluids
report form
Bibliography