On November 11th, the domestically produced activated carbon was quoted at 7500 yuan per ton. The specifications of activated carbon are: pH value 5-7.5, ash content 8-10%, moisture ≤3%, bulk density 400-500, surface area >900 M2/g, iodine adsorption value >800, particle size 250 mesh. The validity period of this quote is 7 days. The quote provider is Henan Kaijie Water Treatment Co., Ltd.