On August 9, Yunnan Huafa Phosphorus Co., Ltd. provided a quotation for yellow phosphorus, with a price of 24,000 yuan per ton. The specifications of the yellow phosphorus are as follows: grade: premium; content in benzene %: ≥ 99.90. The validity period of this quotation is three days. The quoting party is Yunnan Huafa Phosphorus Co., Ltd.