... non-explosive, and non-corrosive. In terms of safety, environmental protection, and the use method are the same as the general petroleum ... liters; in bulk7. Remarks(1) the test method of thickening power: add the 10% of the product to the 200SN, and then ... check the added value of viscosity.(2) The test method of shear stability: ultrasonic detector. T615CViscosity index improver