Zinc Sulfate
Usage: It is used as nutritional supplement (zinc fortifier) and processing aid. It’s used in milk product, infant food, liquid and milk drinks, grain and its’ products, table salt, soft drinks, maternal formula and coco powder and other flavor nutritional solid drinks.
Packing: In 25kg composite plastic woven/ paper bag with PE liner.
Storage and Transport: It should be stored in a dry and ventilated warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
Quality Standard: (GB25579-2010, FCC-VII)
| Specification | GB25579-2010 | FCC VII | |
| Content,w/% | ZnSO4·H2O | 99.0-100.5 | 98.0-100.5 |
| ZnSO4·7H2O | 99.0-108.7 | 99.0-108.7 | |
| Arsenic(As),w/% ≤ | 0.0003 | ———— | |
| Alkalis and Alkaline Earths,w/% ≤ | 0.50 | 0.50 | |
| Acidity, | Pass Test | Pass Test | |
| Selenium(Se),w/% ≤ | 0.003 | 0.003 | |
| Mercury(Hg),w/% ≤ | 0.0001 | 0.0005 | |
| Lead(Pb),w/% ≤ | 0.0004 | 0.0004 | |
| Cadmium(Cd),w/% ≤ | 0.0002 | 0.0002 | |
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