特殊设计可使样品保存长达2年以上时间，Whirl-Pak®长期保存样品袋是用户节省了金钱和空间，且表面附书写区，方便记录各项采样信息。

适合于液体样品采样，密封性极好，能折叠三次。最高使用温度达82°C ，可以在任何低温下使用，甚至液氮环境。所有产品都经过严格的灭菌处理，请放心使用。

Capacity is measured in fluid ounces when the bag is closed ａnd tab is folded over three times. Volume ａnd dimensions are approximate; bags should not be used at temperatures above 180° F （82° C）. Bags can be frozen to any temperature, even liquid nitrogen – careful handling required after freezing. All bags are sterilized after manufacturing.