On September 6, Guizhou Qingli Tianmeng Chemical Co., Ltd. provided a quotation for yellow phosphorus at 29,000 yuan/ton. The specification of the yellow phosphorus includes: grade: premium; content in benzene %: ≥99.90. The validity period of this quotation is three days. The quoting entity is Guizhou Qingli Tianmeng Chemical Co., Ltd.