On November 4th, Henan Saiteng Environmental Protection Technology Co., Ltd. provided a quote for phosphoric acid at 7800 yuan per ton. The specification of the phosphoric acid includes: intended use level: industrial grade; grade: premium; content of H3PO4 in phosphoric acid (H3PO4): 85%. The validity period of this quote is three days. The quote provider is Jiaozuo Bishui Qing Environmental Technology Co., Ltd.