Advances in Materials Science and Engineering / 2018 / Article / Tab 2

Research Article

Research on Wheat Straw Application in the Preparation of Superplasticizer

Table 2

Levels of variables used in the experimental design.

VariableLow level (1)Middle level (2)High level (3)

TPEG-2400 (g)1522.530
TPEG-1000 (g)6.2512.518.75
MAS (g)123
WS (g)123

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