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grade/item/index | High-class | firsr-classproduct | qualified product |
Content of unit pentaerythritol ≥% | 98 | 95 | |
Content of OH group ≥% | 48.5 | 48 | |
Hearting decrement≤% | 0.2 | 0.5 | |
Ash content≤% | 0.1 | 0.1 | |
Chrominance of phthalyl resin(Fe.Co.Cu) ≤ | 1 | 2 | |
Standard chrominace of Fe,Co,Cu |
PENTAE 98%