Method

Grt1

Grt2

Error 1

Error 2

Reometer test

151

189

0.000

0.000

Pipette method

191

163

0.265

−0.137

Equation 1 (big funnel)

143

199

−0.053

0.052

Equation 2 (small funnel)

268

281

0.775

0.486

Equations (3, 4) Two funnel

167

230

0.106

0.217

Regression model, Equation (5)

Big funnel

150.7

192.7

−0.002

0.019

177.8

218.2

0.177

0.154

Small funnel

252.4

295.4

0.671

0.563

164.4

233.9

0.088

0.237