Shandong Jinling Chemical Co., Ltd.'s quote for p-phenylenediamine on December 1 is 8,300 yuan per ton. The specifications of p-phenylenediamine are as follows: Phenylenediamine mass fraction/% ≥: 99.4; Dry crystal point/℃ ≥: -6.6; Water content mass fraction/% ≤: 0.1. The validity period of the quoted price is 3 days. The supplier is Changzhou Juyun Materials Co., Ltd.