On September 9, Dongying Huatai Chemical Group Co., Ltd.'s quote for p-phenylenediamine is 7400 RMB/ton. P-phenylenediamine specifications: Phenylenediamine mass fraction/% ≥: 99.4; Dry crystal point/℃ ≥: -6.6; Moisture mass fraction/% ≤: 0.1. The validity period of the quote is 3 days. Quotation provider: Qingdao Shengze Chemical Co., Ltd.