Seaerch
TEL：0086-27-82288353
+86-13971029269
FAX：0086-27-82288295
Email: whcz_78@163.net
ADD.: Rm 1013,BLDG 3,Area C,Hankou City Plaza,Houhu Avenue,Wuhan
| ITEM | STANDARD |
| Appearance | White to cream colored powder |
| Purity (dry basis, %) | >= 98 |
| Viscosity (1%, 25℃, mPa.s ) | >= 5000 |
| Degree of substitution | 0.6 - 0.9 |
| pH (1% solution) | 6.0- 8.5 |
| Loss on drying (%) | =< 10 |
| Iron | =< 0.02% |
