Storing Type Liquid Nitrogen Containers The Product is made of aviation aluminum and structured with high-vacuumed super adiabatic multi-layers. It is light by weight and the daily evaporation rate of liquid nitrogen is very low. The product is applicable to long-term and low-cost indoor static storage of sperms,embryos, stem cells and other biological goods. There are different specifications varying from 3 to 100 liters for your ideal choice. Model:YDS-2-30 Volume(L):2.8 Caliber(mm):30 O.D(mm):224 Height(mm):420 Net Weight(kg):2.3 Static Storage(D):35 Static Power Dissipantion(Kg/D):0.06 Product Description: This series of liquid nitrogen container products have the following characters: 1.High-strength aluminum alloy structure, light emptied weight 2.The lock device can be installed to the container lid upon users requirement 3.More than 5 years of vacuum quality promise is ensured with the multi-layer thermal isolation design 4.The products are accessory with protective cover, which enhances the protection from reel and stumble Using method 1. Before use, please open the cover, with liquid nitrogen, liquid nitrogen filling after tightening cover, closed safety valve. 2 .If you need to spray pipe, then only open the valve, and close the valve at the same time, and then open the power supply can be. If you need a pipe spray, then open the next valve, while closing the valve, and then open the power supply can be (Recommended). If you need to up and down the pipeline at the same time spray, then open up and down the valve can be, and then open the power switch can be. Note: please open the valve, and then connect the power supply. 3 . The use of the process, the valve can be adjusted according to the amount of spray. Note: If the spray mouth cream please promptly with a hot air dryer to remove, so as not to affect the quality of spray. 4. Use is completed, if the liquid nitrogen in the tank is not used, please turn off the power supply, then exhaust. Note: Please disconnect the power supply, then open the vent valve, prohibit direct exhaust. Company: Henan Tianchi Instrument & Equipment Co., Ltd. Tel: 86-0371-56788280 86-18903712477 Fax: 86-0371-65715725 E-mail: 648486900@qq.com Website: http://www.aliexpress.com/store/2169022