Properties

1. Appearance: White or light yellow powder, odorless and tasteless.

2. Particle size: Passage rate of 80meshes is more than 98.5%.

3. Packing density: 0.2-0.65g/cm3.

4. Thermal stability: Thermochromic temperature is 227°C , carbonization temperature is 252°C .

5. Water solubility: easily dispersed in water and turn into transparent colloidal solution, insoluble in organic solvents         such as ethanol.

6. Surface tension: the surface tension of 2% aqueous solution is 71dyn/cm.

7. It is very stable as the emulsion thickening with good dispersion.

8. Good compatibility, has better compatibility with glue, resin and other water softener.

9. It is forbidden to use this product together with strong acid, strong alkali, heavy metal ions (such as aluminum, zinc,     mercury, silver, iron, etc.).

10. It has no pharmacological effect itself, non-toxic, and harmless to physiology.
 

Specifications

Grades	Highest viscosity	High viscosity		Medium viscosity	Low viscosity
	500613-VH	500613-H		500613-M	500613-L
Viscosity(mPa·s)	≥500 1% water solution	200-500 1% water solution		400-2000 2% water solution	25-400 2% water solution
Item			Index
Viscosity(2% water solution) mPa·s    ≥			25
Degree of substitution			0.20-1.50
pH value (10g/L solution)			6.0-8.5
Moisture %         ≤			10.0
Chloride(Cl) %      ≤			1.2
Arsenic(As) %        ≤			0.0002
Lead(Pb) %         ≤			0.0005
Heavy metal(Pb) %       ≤			0.0015
Iron(Fe) %                ≤			0.02

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