64mm 样品杯 Glass Sample Cup Glass Sample Cup: 2.5 inch (64mm) Optically clear glass cup for sample presentation of liquids, powders, granules and pellets.
详细介绍
64mm 样品杯 Glass Sample Cup Glass Sample Cup: 2.5 inch （64mm） Optically clear glass cup for sample presentation of liquids, powders, granules and pellets.
