can be made in high uv output uv ,the life time can reached 13000 hours, ... 8w,12w,14w,21w,28w.Characteristic:uv lamp emit a large amount of UV at 253.7nm, which have ... 7nm. We can provide different specs., shapes and UV output so you can select the appropriate one according ... pharmaceutical,food industry and biology research, be used for product surface ,water and air's disinfections, the food stores ...