B311
| Item
|
Index
|
| Total zinc and Barium sulphate
|
≥ 99. 0
|
| zinc sulfide content, %
|
≥ 30. 0
|
| zinc oxide content, %
|
≤ 0. 3
|
| Color, compared with standard samples
|
better
|
| Tinter reducing power, compared with standard samples
|
≥ 105
|
| 105° C volatile matter, %
|
≤ 0. 3
|
| Water solubles, %
|
≤ 0. 3
|
| Water suspension pH-value
|
neutral
|
| Oil absorption, g/ 100g
|
≤ 10
|
| Residue on sieve 63μ m, %
|
≤ 0. 1
|
| Hiding power
|
≥ 5 % of standard sample
|

