Shandong Guangtongbao Pharmaceutical Co., Ltd
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Producer of special shaft seals based on PTFE materials - Prelon-rings - for special spaces and difficult media and other seals
producer of machined seals (standard-elastomers and FDA - konform qualities);
Producer of seals for excentricities (f.i
automatic refractometers
automatic polarimeters/saccharimeters
automatic density meters
viscosimeters, moisture analysers
cells, calibration standards for polarimeters
NIST calibration standards for refractometers/density meters