On November 18, Henan Saiteng Environmental Protection Technology Co., Ltd.'s quote for phosphoric acid is 6400 yuan/ton. The specifications of the phosphoric acid are: usage level: industrial grade; grade: excellent; content of phosphoric acid (H3PO4) is 85%. The validity period of the quote is 3 days. The quote provider is Shandong Shuojia Chemical Co., Ltd.