全站搜索
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 off-white sphere |
| Identification | UV- Maximum 264 ± 2mm |
| Assay | 99.0% - 101.0% |
| Loss on drying | =< 1% |
| Odor | Slight characterisitc odor |
| Heat stability | No change in color after heating for 90 minutes at 105℃ |
| Clarity | Not less than 90% |
| Melting point (℃) | 133.0- 135.0 |
| Light stability | No change in color after an hour light |
| pH (10%) | 8.5 - 10.5 |
| Alkanlinity (as K2CO3) | Pass Test |
| Acidity (as Sorbic Acid) | Pass Test |
| Chlorlde (as Cl) | =< 0.018% |
| Aldehydes (as formadehyde) | =< 0.1% |
| Sulfate (as SO4) | =< 0.038% |
| Arsenic | =< 3 mg/kg |
| Lead | =< 2 mg/kg |
| Mercury | =< 1 mg/kg |
| Total heavy metals (as Pb) | =< 10 mg/kg |
| Total plate count | =< 100 cfu/ g |
| Mould & yeast | =< 50 cfu/ g |
| E. Coli/ 5g | Negative |
