DB37/T 1639.4-2019 Water Quotas for Key Industrial Products in Shandong Province Part 4: Key Industrial Products for Chemical Raw Materials and Chemical Products Manufacturing (English Version)
2021DB37/T 1639.24-2021 Water use quotas for key industrial products in Shandong Province Part 24: Key industrial products in the production and supply of water
2020DB37/T 1639.13-2020 Water use quotas for key industrial products in Shandong Province Part 13: Key industrial products for chemical fiber manufacturing