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الشخص الذي يمكن الاتصال به Ms. emma
Xianjing Industrial District,, zhangzhou, fujian
GEM Shortwave/Longwave Ultraviolet Lamp. Check whether a gemstone fluoresces to longwave or shortwave ultraviolet light. Specification: Power Input: **0V *0HZ Wavelength: SW **3.7nm Wavelength: LW **5 nm Caution: The invisible radiations emitted by UV lamps, particularly short wave, can be harmful to the skinï&frac*4;Œand dangerous to the eyes. These lamps should never be looked at directly when using
