Near infrared diffuse reflectance spectroscopy was studied as a method for estimating kappa number of Chinese red pine wood, bamboo pulp, sugarcane bagasse pulp samples.

• 介绍了近红外漫反射技术在纸浆卡伯值定量分析测定中的应用。用近红外光谱仪对竹浆、蔗渣浆、松木浆样品的卡伯值进行了分析测定。