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GB/T 3535-2025 Active
GB/T 3535-2025 Determination of pour point for petroleum products
Abstract
This document describes the test method for determining the pour point of petroleum products, and also describes the test method for determining the lower (minimum) pour point of fuel oil, heavy lubricating oil base oil, and products containing residual fuel components.
This document's automatic method is suitable for determining the pour point of petroleum products with the same cooling procedure as the manual method and a measurement interval of 3 ℃, and its precision is suitable for lubricating oil, lubricating oil base oil, and middle distillate oil.
This document is not suitable for determining the pour point of crude oil.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 3535-2025 |
| CCS | Petroleum products |
| ICS | Integrated oil products |
| Implement Date | 2026-05-01 |
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