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www.weilaitianze.com shanghai puyuan instrument co., ltd. is a supplier of laboratory instruments and equipment specializing in spectrophotometers, ultraviolet spectrophotometers, visible spectrophotometers and ultraviolet spectrophotometers. tel: 021-67766136. 2025-02-11
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www.gk86.com shanghai puyuan instrument co., ltd. is a supplier of laboratory instruments and equipment specializing in spectrophotometers, ultraviolet spectrophotometers, visible spectrophotometers and ultraviolet spectrophotometers. tel: 021-67766136. 2025-01-10