Customization: | Available |
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Grade Standard: | Agriculture Grade |
Appearance: | Solid |
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Item | Quality Index | Experiment method | |||||||||||
52# | 54# | 56# | 58# | 60# | 62# | 64# | 66# | 68# | 70# | 72# | |||
Melting Point °C | ≥ | 52 | 54 | 56 | 58 | 60 | 60 | 64 | 66 | 68 | 70 | 72 | GB/T 2539 |
< | 54 | 56 | 58 | 60 | 62 | 64 | 66 | 68 | 70 | 72 | 74 | ||
Oil Content % | ≤ | 0.5 | 0.8 | GB/T 3554 | |||||||||
Needle Penetration (25°C)1/10mm | ≤ | 18 | 16 | GB/T 4985 | |||||||||
Colour NO | ≥ | +28 | GB/T 3555 | ||||||||||
Odor NO | ≤ | 1 | SH/T 0414 | ||||||||||
Polycyclic Aromatic Hydrocarbons PAHs UV absorbance/cm | GB/T 7363 | ||||||||||||
280-289nm | ≤ | 0.15 | |||||||||||
290-299nm | ≤ | 0.12 | |||||||||||
300-359nm | ≤ | 0.08 | |||||||||||
360-400nm | ≤ | 0.02 | |||||||||||
Water soluble acid/base | Nil | NB/SH/T 0407 | |||||||||||
Mechanical impurity & moisture | Nil | Visual inspection |