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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
地址：武汉市江岸区后湖大道汉口城市广场C区3号楼1013
网址：www.zoyochem.com
| ITEM | STANDARD | |
| Appearance | White to cream colored powder | |
| Degree of substitution | 0.75 - 0.95 | |
| pH (1% solution) | 6.0- 9.0 | |
| Loss on drying (%) | =< 10 | |
| Water loss (ml) | 40% salt water | =< 10 |
| Apparent Viscosity (mPa.s) | Distilled water | >= 30 |
| 4% salt water | >= 30 | |
| 40% salt water | >= 30 | |
| Total heavy metals (as Pb) | =< 20 mg/kg | |
