Moisture-adaptive corrections of NIR for the rapid simultaneous analysis of 70 chemicals in tobacco: A case study on tobacco

•A comprehensive strategy for investigating tobacco quality.•The strategy including a moisture-prediction model, a moisture-correction model and a compound-prediction model.•NIR prediction models with moisture-adaptive corrections.•Rapid and efficient quantification of 70 chemicals in tobacco.•A Mahalanobis-distance-based method for the geographical discrimination and part identification of samples.