On November 21, Inner Mongolia Zhonglian Chemical Co., Ltd.'s quote for calcium carbide is 2500 RMB/ton. The specifications of the calcium carbide are: grade: first-grade; gas output (20°C, 101.3KPa) / (L/kg) ≥: 280. The validity period of this quote is 3 days. The provider of the quoted price is Wuhai Zhonglian Chemical Co., Ltd.