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Test Item | Quality Index | The Measured Quality | Test Method | ||||
52~58 | 60~70 | ||||||
Melting Point (℃) | 58~<60.00 | 58.85 | GB/T 2539-81 | ||||
Oil Content % ≤ | 0.5 | 0.4 | GB/T 3554 | ||||
Color Saybolt # ≥ | 27 | 25 | 30 | GB/T 3555 | |||
Light stability ≤ | 4 | 4 | 4 | SH/T 0404 | |||
Needle Penetration (25℃),1/10mm ≤ | 19 | 17 | 15 | GB/T 4985 | |||
Kinematic Viscosity (100℃), mm²/s | REPORT | 3.875 | GB/T 265 | ||||
0dor # ≤ | 1 | 1 | SH/T 0414 | ||||
Water Soluble Acid And Alkali | null | null | SH/T 0407 | ||||
Impurity and Water | null | null | Visual Inspection | ||||
Conclusion | Qualified |
tem | Value | Test method | ||||||||||||||
Grade | #52 | #54 | #56 | #58 | #60 | #62 | #64 | #66 | ||||||||
Melting point, °C ≥ | 52 | 54 | 56 | 58 | 60 | 62 | 64 | 66 | GB/T 2539 | |||||||
54 | 56 | 58 | 60 | 62 | 64 | 66 | 68 | |||||||||
Oil content, %(mass) | ≤0.5 | GB/T 3554 | ||||||||||||||
Color, Saybolt scale | ≥+27 | ≥+25 | GB/T 3555 | |||||||||||||
Max light stability | ≤4 | ≤5 | SH/T 0404 | |||||||||||||
Penetration, (25°C),1/10mm | ≤19 | ≤17 | GB/T 4985 | |||||||||||||
Kinematic viscosity, (100°C),m/s | Report | GB/T 265 | ||||||||||||||
Odor number | ≤1 | SH/T 0414 | ||||||||||||||
Water soluble acid/base | Not detected | SH/T 0407 | ||||||||||||||
Mechanical impurity & moisture | Not detected | Visual inspec |