NATURAL RUBBER SVR CV 50 - Test Methods TCVN 3769:2004
1. Dirt (retained on 45 micron aperture), limit 0.02 max
2. Ash % m/m, limit : 0,40 max
3. Nitrogen % m/m , limit 0,60 max
4. Volatile Matter % wt, limit 0.80 max
5. Intitial Wallace plasticity (Po) , limit 30 min
6. Plasticity Retention Index (PRI), limit 60 min
7. Colour (Lovibond scale) Max :
8. Mooney Viscosity ML(1' + 4') 100°C : 50 +- 5
9. Colour Code : orange