1).Quality specification:
1. Appearance :                                                light white free-flowing powder
2. Moisture content (@105℃, 2hrs ):                ≤10%
3. Granularity (<76μm or 200mesh ):                ≥95%
4. viscosity  (8% gel ):                                        ≥7500mPa•S
5. PH  (10% suspend liquid) :                                6-12
6.Fineness dispersion  (≤20μm):                           ≥95%
7.Heavy metal  ( Pb ):                                           ≤15 mg/kg
8. Arsenic (As) :                                                   ≤ 5 mg/kg

2).Characteristics and Application :

Light white with luster, high thickening strong, fine thixotropy property (thixotropy index 6.0), widely suited PH range, stability for storage. 
Used in water-based coatings, emulsion paints, slurry, toothpaste, cosmetics

3）The international countertype is:

Bentone EW/LT, Laporte WH.Attagel-50,OPTIBENT 602