Method and device for detecting lead metal in drugs
The invention belongs to the technical field of drug detection, and specifically discloses a device for detecting lead metal in drugs. The device comprises a multi-way pipe, wherein the multi-way pipecomprises a plurality of secondary feeding pipes and a primary feeding pipe; an injector is arranged...
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| creator | LUO RAN WANG BENJUN LI LIANGQIN LI SHENGLI TIAN XUFANG PENG BO TAO YUANBO TIAN WEILIN LEI GUANGPING XU WENHENG |
| description | The invention belongs to the technical field of drug detection, and specifically discloses a device for detecting lead metal in drugs. The device comprises a multi-way pipe, wherein the multi-way pipecomprises a plurality of secondary feeding pipes and a primary feeding pipe; an injector is arranged on the feeding port of each secondary feeding pipe; each injector comprises a syringe, a piston and a moving rod; liquid outlets and moving holes are formed in the lower end surfaces of the syringes; the liquid outlets are communicated with the secondary feeding pipes; the moving rods are glidingly arranged in the moving holes in a sealing manner; the pistons are glidingly connected in the syringes in a sealing manner; through holes for passing of the moving rods are formed in the pistons; check valves are arranged on the pistons; U-shaped pipes are arranged on the outer walls of the syringes; one end of each U-shaped pipe is communicated with an inflatable ball and a mandril is glidinglyarranged in the other end |
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| language | chi ; eng |
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| subjects | INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING |
| title | Method and device for detecting lead metal in drugs |
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