Rapid Identification and Quantitative Analysis of Polycarboxylate Superplasticizers Using ATR-FTIR Spectroscopy Combined with Chemometric Methods

Table 4

The AT corresponding to each PCE.

Type of PCE	μ	σ	AT
A	0.983	0.006	0.965
B	0.972	0.010	0.942
C	0.976	0.016	0.928
D	0.952	0.023	0.883