高效薄层层析硅胶板(氢氧化钠)(不含荧光)，1% NaOH, 200*200 mm, 涂层厚度: 0.2-0.25 mm, 硅胶粒径: 5-20 μm, 30片/盒

HPTLC silica gel plate (NaOH) (fluorescent indicator: no), 1% NaOH, 200*200 mm, layer thickness: 0.2-0.25 mm, particle size: 5-20 μm