On October 26, the domestic price for activated carbon is 7500 yuan/ton. The specifications of activated carbon are as follows: pH value ranges from 5 to 7.5, ash content ranges from 8 to 10%, moisture less than or equal to 3%, bulk density ranges from 400 to 500, specific surface area > 900 M2/g, iodine adsorption value > 800, particle size 250 mesh. The validity period of this quotation is 7 days. The quoting entity is Henan Kaijie Water Treatment Co., Ltd.