PEO voluntary standards:
item \ specification |
PEO-50 |
PEO-100 |
PEO-200 |
PEO-400 |
appearance |
White powder£¨>15mesh£© |
|||
Softening point |
65¡æ¡«67¡æ |
|||
density |
Apparent density£º0.2¡«0.3£¨Kg/L£© |
|||
Real density£º1.15-1.22£¨Kg/L£© |
||||
PH value |
neutral£¨0.5wt£¥water-solubility£© |
|||
purity |
>99.6£¥ |
|||
Molecular weight£¨¡Á104£© |
50 |
100 |
200 |
400 |
strength of solution |
3£¥ |
2£¥ |
2£¥ |
0.5£¥ |
viscosity£¨second£© |
40 |
34 |
76 |
14 |