浙江省林业科学研究所林产化学研究室,以松根(马尾松)明子为原料,用酒精溶剂浸提松脂的试验研究,经过一个多星期的苦战,已于本年三月八日获得成功,兹将试验方法与试验成果介绍如下,供给参考。一、原料及其处理松根明子为气干状态,外表灰褐色,内呈红褐色。田水洗去泥巴后,劈成厚度为0.4—0.6公分,长 Zhejiang Forestry Science Research Institute of Forest Products Chemistry Laboratory, Pine (Pinus massoniana) as raw material, extraction of pine resin with alcohol solvent test research, after more than a week of hard work, has been successful on March 8 this year, hereby The test methods and test results are as follows, for reference. First, the raw materials and their processing Anemarrhena astigmatism state, the appearance of beige, was reddish brown. Field washed to the mud, split into a thickness of 0.4-0.6 cm, long