Quantifying Repeatability Reproducibility Sources of Error and Capacity of a Measurement: Demonstrated Using Laboratory Soil Plasticity Tests

Table 2

Chemical composition of the bentonite used in the lab study.

Chemical component	Percent
SiO2	58.77
Al2O3	20.66
Fe2O3	3.81
SO3	0.86
CaO	2.42
MgO	3.61
Na2O	2.45
K2O	0.62
P2O5	0.08
TiO2	0.18
SrO	0.03
BaO	0.02
Total	93.50
LOI	6.15
Bulk moisture	7.60