谈贯彻“固体化肥多层包装袋”企业标准的效益四川省泸井天然气化学工业公司朱璞泸井天然气化学工业公司产品以尿素、硝酸铵化肥为主，年产量６０余万吨，每年用于化肥包装的费用高达三千多万元，１９９３年以前主要包装原材料聚乙烯、聚丙烯塑料是由国家下指标保证供应，... About the Benefits of Implementing the “Solid Fertilizer Multilayer Packaging Bag” Corporate Standard The Sichuan Zhuojing Natural Gas Chemical Industry Co., Ltd. Zhuyujing Natural Gas Chemical Industry Co., Ltd. mainly produces urea and ammonium nitrate fertilizer with an annual output of more than 600,000 tons and is used annually. Fertilizer packaging costs as much as more than 30 million yuan, before 1993, the main packaging raw materials, polyethylene, polypropylene plastics are guaranteed by the country under the index, ...