玻璃试管：有效高度310±10mm

          标志线250ml

          试样装入口Φ32±0.1mm

献县鹏翼建筑仪器厂是目国内生产：公路试验仪器、建筑试验仪器的企业。在国内具有较高的知名度，本公司设备全，检测手段完善，技术力量雄厚。产品严格按照国家标准设计生产，除配套供应试验仪器设备外，我厂还承担新建试验室的规划设计，设备选型，安装调试，配件供应与后勤保障等业务。

PENGYI building instrument factory in Xian County is a domestic manufacturer of highway test instrument ａnd building test instrument. In the country has a high visibility, the company＇s equipment, perfect detection means, strong technical force. Products in strict accordance with National Standards Design ａnd production, in addition to supporting the supply of test equipment, I plant also undertake the new laboratory planning ａnd design, equipment selection, installation ａnd commissioning, spare parts supply ａnd logistics support business.