据本刊编辑部对上海市场６２种化工产品价格的统计分析，４月上旬与３月中旬相比，有１６种价格（指最低价～最高价，下同）上涨，３１种价格持平，１５种价格下跌。各品种的具体价格情况是： 平均价格上升的品种　纯碱（≥９８．５％），１０５０～１１００元（吨价，下同）； According to the statistical analysis of the price of 62 kinds of chemical products in Shanghai market by our editorial department, 16 kinds of prices (referring to the lowest price ~ the highest price, the same below) rose in early April compared with the middle of March, and 31 kinds of prices remained unchanged. 15 The price is falling. The specific prices of all varieties are: the average price of soda ash varieties (≥ 98.5%), 1050 ~ 1100 yuan (t price, the same below);