On November 3rd, Henan Saiteng Environmental Protection Technology Co., Ltd. provided a quote for phosphoric acid at 7800 yuan/ton. The specification of the product includes: usage level: industrial grade; grade: premium; content of phosphoric acid (H3PO4) is 85%. The validity period of the quote is three days. The quote provider is Jiaozuo Bishui Qing Environmental Technology Co., Ltd.