Country: 
China (Mainland)
Business Type:Trading Company
Tel: 13105327835
Mobile: 13105327835
Tel: 13105327835
Fax:
URL: http://www.eastchem-cn.com
Province/state: Shangdong
City: Qingdao
Street: No.1581-12,Jinshui Road, Licang, Qingdao,China
Contact SuppliersCAS NO.7446-20-0
CAS NO.7446-20-0
| 质量指标 | Specification | GB25579-2010 | FCC VII | ||
| 含量 w/% | ZnSO4·H2O | Content,w/% | ZnSO4·H2O | 99.0-100.5 | 98.0-100.5 |
| ZnSO4·7H2O | ZnSO4·7H2O | 99.0-108.7 | 99.0-108.7 | ||
| 砷（As），mg/kg ≤ | Arsenic(As),mg/kg ≤ | 3 | ———— | ||
| 碱金属和碱土金属盐，w/% ≤ | Alkali and Alkaline Earths,w/% ≤ | 0.50 | 0.50 | ||
| 酸度 | Acidity, | 通过试验 | Pass Test | ||
| 硒（Se），mg/kg ≤ | Selenium(Se),mg/kg ≤ | 30 | 30 | ||
| 汞（Hg），mg/kg ≤ | Mercury(Hg),mg/kg ≤ | 1 | 5 | ||
| 铅（Pb），mg/kg ≤ | Lead(Pb),mg/kg ≤ | 4 | 4 | ||
| 镉（Cd），mg/kg ≤ | Cadmium(Cd),mg/kg ≤ | 2 | 2 | ||
East Chemsources Limited was established in 2008, is a professional company engaged in the development of chemical products. In the past of 15 years，through continuous technological innovation and the use of talent introduction advantages, we have achieved rapid development, and has become an international diversified modern chemical enterprise. At present, our products have been exported to more than 80 countries,including food additives, medical raw materials, chemical products and personal care
Since the establishment of the company, always adhere to the credibility first, quality first enterprise creed. Our company is committed to creating a customer-centric, customer-demand-oriented, customer value creation and achievement of customer dreams for the purpose of the service concept, with a broad vision and broad mind, committed to creating good benefits and market operation, to build corporate brand