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QND-1 coated 1 Viscosity Cup, also known as coated 1 Viscometer, is a design according to GB/1723 standard, measurement Coating viscosity coated 1 cup, QND-1 hole diameter of 5.6 +/- 0.02mm, QND-1 coated 1 Viscosity Cup with a circular Water Bath cover, volume of 50ml.