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PTA-177 Stainless Steel Tube is available as an additional viscometer tube for the PT-82 series Saybolt Viscometer in determining viscosity of petroleum liquids. Up to four viscometer tubes can be used at one time. Made of precision-machined stainless steel. Tube mounts vertically in Viscometer and accommodates interchangeable stainless steel orifices. Conforms to ASTM D88 and E102 standards.
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