|
Item |
Extra Grade | 1ST Grade |
| Solid Content（%） | 70±1 | |
| Colour (Gardner）, max | not darker than 4 | not darker than 6 |
| PH（25℃） | 9.2 - 10.0 | |
| Sodium Abietic， | 0.25 % max | 0.50% max |
| Sodium Dehydroabietic | 36 % min | |
| Acid No.（mg KOH/g） | 12±2 | |
| Chloride（ as NaCL） | 0.20% max | 0.25% max |
| Unsaponifiable Material | 8.0 - 13.0 （%） | |
Special properties
-increases the viscosity and plasticity of synthetic rubber which improve tensile strength and heat resistance
Uses
-an emulsifier for SBR，CR，NBR synthetic rubbers，and ABS plastic
Packing,storing and transportation
-in iron drums，200 kg net each drum
-to be stored indoor and keep away from heat and flame.