On November 21, the price for phosphoric acid offered by Wengfu Group was RMB 7400 per ton. The specification of phosphoric acid: application level: industrial grade; grade: premium quality; content of H3PO4 in phosphoric acid (H3PO4): 85%. The validity period of this offer is 7 days. Offerer: Guangdong Huihao Industrial Trade Co., Ltd.