本浮计按国家标准计量局（玻璃浮计检定规程）经本厂检验合格，准予出厂。 各种玻璃浮计允许误差为+-1小分度。 付有温度计的各种浮计温度误差为+-1小分度 使用前必须谐拭清洁，不可以用手直接檫拭。 浮计与页面接触处，应有良好之弯月面。 液体与浮计标准不符时，应送计量部门给予校正。 二．内 装：100套 包装箱尺码：58x48x32cm 毛 重：15kg 净 重：13kg The electricity liquid densimeter once uses the plan explaining that float to leave the factory according to national standard meterage bureau (glass floats to count verification regulation) by that the factory checkout qualified , is allowed. 1. Various glass floats to count allowable error in order +- 1 minimum graduates. 2. Fu You thermometer various floats to count temperature error in order +- 1 minimum graduates 3. Use front to must be settled wiping away a cleaning , being not able to use personally direct sassafras to wipe away. 4. Superficial the plan and page of face touch a place , due fine that crescent moon face. 5. When liquid does not accord with to floating to count a standard, should send metrological service to give adjustment. Pretend within two: 100 cover Package box size: 58 x48x32cm gross weight: 15 kg net weight: 13 kgs