粉笔
- 产品型号:
- MPS-3/6/10/12C/W, CHA-3/6/10/12C/W, CHC-3/6/10/12C/W
- 原产地:
- 台湾
- 材质:
- 硫酸钙 / 碳酸钙
- 颜色:
- 白色 / 彩色
详细规格及用途描述
School Chalks, standard educational or blackboard chalks for schools, lecture rooms, and etc., available in calcium sulfate and calcium carbonate materials.
