On October 11, Hubei Xingfa Chemical Group Co., Ltd.'s quote for phosphoric acid is $7700 per ton. The specification of the phosphoric acid: application grade: industrial grade; grade level: premium quality; content of H3PO4 in the phosphoric acid (H3PO4): 85%. The validity period of this quote is 3 days. The provider of the quote is Guangzhou Zhan En Chemical Co., Ltd.