Tar Resin
Quality Standard: Q/SQL001-2004 Specifications
|
Item |
Quality Index | ||||||
|
Code of softening point |
PR-50 |
PR-60 |
PR-70 |
PR-80 |
PR-90 |
PR-100 |
PR-110 |
|
Range of soften point oC (ball method) |
>40-50 |
>50-60 |
>60-70 |
>70-80 |
>80-90 |
>90-100 |
>100-110 |
|
Color series no(sample:methylbenzene=1:1) |
Dark brown |
Dark brown |
Dark brown |
Dark brown |
Dark brown |
Dark brown |
Dark brown |