Zinc oxide (by duy goods)%
1.CAS:1314-13-2
2.Formula:ZnO
3.purity:99.7%
4.SGS inspection
1.zinc oxide
2.Industrial Conforms to GB/T3185-92 standard
project | Indicators | ||||||
BA01-05(a) | BA01-05(b) | ||||||
High grade | First grade | Qualified | High grade | First grade | Qualified | ||
Zinc oxide (by duy goods)% | ≥ | 99.70 | 99.50 | 99.40 | 99.70 | 99.50 | 99.40 |
Metal (by zinc)% | ≤ | none | none | 0.008 | none | none | 0.008 |
Lead oxide | ≤ | 0.037 | 0.05 | 0.14 | - | - | - |
Manganese oxide(by Mn)% | ≤ | 0.0001 | 0.0001 | 0.0003 | - | - | - |
Copper chloride | ≤ | 0.0002 | 0.0004 | 0.0007 | - | - | - |
Hydrochloric acid insoluble% | ≤ | 0.2 | 0.008 | 0.05 | - | - | - |
Ignition decrement | ≤ | 0.10 | 0.2 | 0.2 | - | - | - |
Screen tailings(Mesh of 45mm)% | ≤ | 0.10 | 0.15 | 0.20 | 0.10 | 0.15 | 0.20 |
Water-soluble% | ≤ | 0.10 | 0.10 | 0.15 | 0.10 | 0.10 | 0.15 |
105°C Volatiles% | ≤ | 0.3 | 0.4 | 0.5 | 0.3 | 0.4 | 0.5 |
Blotting /100g | ≤ | - | - | - | 14 | 14 | 14 |
Colour (Compared with standard) |
| - | - | - | Approximate | Micro | Micro |
Reducing power (Compared with standard)% | ≥ | - | - | - | 100 | 95 | 90 |
3.Zinc oxide in Electronic and Medicine profession
It Conforms to the pharmacopoeia standard of the People's Republic of China (2005)
Zinc oxide | Alkalinity | Carbonate | Sour insoluble substance | Arsenic | Iron | Oxide | Ingition Decerement |
≥99 | Phenol Red Vanishing | no foaming | After the agitation, the solution should clarify | ≤ 2ppm | ≤ 50ppm | The zinc chromate indicator five drops do not send muddy | 800°C≤1% |