ITEM | INDEX |
B301 | B302 | B311 |
High | First | Qualified | High | First | Qualified | High | First | Qualified |
Sum of total zinc of zinc sulfide and barium sulfate | 99 | 99 | 99 |
Total zinc(zinc sulfide) %(m/m)≥ | 28 | 28 | 30 |
Zinc oxide %(m/m)≤ | 0.6 | 0.8 | 1.0 | 0.3 | 0.3 | 0.5 | 0.2 | 0.3 | 0.5 |
105ºC volatile matter %(m/m)≤ | 0.3 | 0.3 | 0.5 | 0.3 | 0.3 | 0.5 | 0.3 | 0.3 | 0.5 |
Water soluble matter %(m/m)≤ | 0.4 | 0.5 | 0.5 | 0.4 | 0.5 | 0.5 | 0. | 0.4 | 0.5 |
Sieve residue(63um sieve) %(m/m)≤ | 0. | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Color(compared with standard sample) | Over match | similar | Slightly worse than | Over match | similar | Slightly worse than | Over match | similar | Slightly worse than |
The water extract of alkalinity | Intermediate hurdles |
Oil absorption g/100g | 14 | 11 | 10 |
Reducing power(with standard sample) % ≥ | 105 | 100 | 92 | 105 | 100 | 95 | 105 | 100 | 95 |
Cover rate(contrast) | Not less than 5% standard sample |