Presto Stantest Private Limited manufactures Digital Specific Gravity Balance. Presto Stantest Private Limited is an ISO 9001:2000 certified company that manufactures products for industrial measuring applications. The Digital Specific Gravity Balance is used to assess physical properties. It is also applicable to check if the sample and the products are made from the same compound or not. It shows direct specific gravity digitally and does not require any calculation. This Digital Specific Gravity Balance is founded on the Archimedes Principle. It is suitable for laboratory application and it incorporates a high-contrast LCD display offering easy to use two-button operation. The Digital Specific Gravity Balance comes with either RS 232 or USB connectivity.