二阶导数光谱法定量分析凝灰岩石粉对不同侧链长度聚羧酸减水剂吸附性

冯蕾¹, 陈锡芹¹, 程祖顺¹, 温小栋^1,^2,^*

Quantitative Analysis for Adsorption of Polycarboxylate Superplasticizer with Different Side-Chain Length on Tuff Powder Using Second Derivative Spectrometry

FENG Lei¹, CHEN Xi-qin¹, CHENG Zu-shun¹, WEN Xiao-dong^1,^2,^*

加入盐酸后PCs的吸光度曲线 PCs质量浓度: (a): 0.2 mg·mL^-1;(b): 0.4 mg·mL^-1; (c): 0.8 mg·mL^-1; pH: 3~4