Methods of test for petroleum and its products, Petroleum products. Determination of base number. Perchloric acid potentiometric titration method— 12 стр.
Condition monitoring and diagnostics of machines. Requirements for qualification and assessment of personnel. Lubricant laboratory technician/analyst— 28 стр.
BS ISO 6521-3. Lubricants, industrial oils and related products (Class L). Family D (compressors). Part 3. Specifications of categories DRA, DRB, DRC, DRD, DRE, DRF and DRG (lubricants for refrigerating compressors)— 21 стр.
Methods of test for petroleum and its products, Petroleum products. Determination of base number. Perchloric acid potentiometric titration method— 12 стр.