容量瓶,A级,蓝色刻度, 带棱

Borosilicate glass 3.3, blue graduation, certified conformity, with dated batch identification, rimmed, calibrated for IN, DIN EN ISO 1042.

材质：3.3硼硅酸盐玻璃，蓝标，带批次证书，有边缘，“IN”校准，符合DIN EN ISO 1042