Loading Port:Tianjin Port
Payment Terms:TT or LC
Min Order Qty:24MT m.t.
Supply Capability:120000MT Per Year m.t./month
Specifications of Lithopone B311
LITHOPONE B311 28-30% Standard GB/T1707-1995
Total amount of zinc(calculated as Zinc Sulfide) %≥99
Total amount of Zinc (calculated as Zinc sulfide) %≥28
Zinc oxide %≤0.3
Volatile matter at 105 %≤0.3
Matter solube in water %≤0.3
Reside on sieve %≤0.1
Color(Comparing with standard sample) better
Alkalinity of the aqueous extractneutral 6-8
Oil absorption value, g/100g ≤10
Color elimination power (Comparing with standard sample) %≥105
Hiding power (Comparative ratio) %≥-5
3. Origin: China
4. Packing: in 50kg/bag in pp (net weught)
TDS of Lithopone:
Item | Index | |||||
Best quality | First quality | Qualifier | Best quality | First quality | Qualifier | |
Total zinc(ZnS) and Barium sulfate, %(m/m) ≥ | 99 | 99 | ||||
Totla zinc (ZnS), %(m/m) ≤ | 30 | 28 | ||||
Zinc oxide, %(m/m) ≤ | 0.6 | 0.8 | 1 | 0.3 | 0.3 | 0.5 |
105°C volatiles, %(m/m) ≤ | 0.3 | 0.3 | 0.5 | 0.3 | 0.3 | 0.5 |
Water insolubles, %(m/m) ≤ | 0.4 | 0.5 | 0.5 | 0.3 | 0.4 | 0.5 |
Residue on sieve (63 µm ), %(m/m) ≤ | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Color (compared with standard sample) | Better | Near | Slightly worse | Better | Near | Slightly worse |
Alkalinity of water extract | Neutral | Neutral | Neutral | Neutral | Neutral | Neutral |
Oil absorption, g/ 100g ≤ | 14 | 10 | ||||
Color dint ( compared with standard sample), % ≥ | 105 | 100 | 95 | 105 | 100 | 95 |
Hiding power | No lower 5% of standard sample | No lower 5% of standard sample | ||||
Storage of Lithopone:
Keep the product unstacked in dry and closed rooms at normal temperature and air humidity.
To achieve best possible results, we recommend storage under the conditions stated above and use within 12 months from delivery.
