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一、化學名：硫酸鋅
二、分子式(shi)：ZnSO4·H2O ；ZnSO4·7H2O
三、分子(zi)量(liang)：一水(shui)：179.49；七(qi)水(shui)：287.61
四、CAS：一水(shui)：7446-19-7；七水(shui)：7446-20-0
五、性(xing)狀：無(wu)(wu)色透明棱柱體或小針狀體或粒狀結晶(jing)性(xing)粉末，無(wu)(wu)臭，七水(shui)(shui)(shui)合物相對密度(du)(du)1.957，熔點100℃，易溶(rong)(rong)于水(shui)(shui)(shui)，水(shui)(shui)(shui)溶(rong)(rong)液對石蕊呈酸(suan)性(xing)。微溶(rong)(rong)于乙醇和甘油。一水(shui)(shui)(shui)合物于溫度(du)(du)超過(guo)238℃時(shi)失水(shui)(shui)(shui)。七水(shui)(shui)(shui)合物于室溫干燥空氣(qi)中逐漸風化。
六、用途(tu)：營養增(zeng)補劑(ji)(ji)（鋅強化(hua)劑(ji)(ji)）。加工助劑(ji)(ji)。可用于乳制(zhi)品，嬰幼兒(er)食品，飲(yin)(yin)液(ye)及(ji)乳飲(yin)(yin)料，谷類及(ji)其制(zhi)品，食鹽，軟飲(yin)(yin)料，可可粉及(ji)其他口味營養型固體飲(yin)(yin)料，孕產婦配方(fang)奶粉。
七、包(bao)裝：內襯聚乙烯塑(su)料袋(dai)，外套(tao)復合(he)塑(su)料編織袋(dai)包(bao)裝，每袋(dai)凈(jing)重(zhong)25kg。
八、貯(zhu)存(cun)與運輸(shu)：本品應貯(zhu)存(cun)在干(gan)燥通風清潔的庫房(fang)中(zhong)，裝(zhuang)(zhuang)載運輸(shu)時要輕裝(zhuang)(zhuang)輕放，防止包裝(zhuang)(zhuang)破損，防止受潮、受熱，運輸(shu)過程中(zhong)防止雨淋受潮，應與有毒物品隔離。
| 質量指標 | 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 | ———— | ||
| 堿金屬和堿土金屬鹽，w/% ≤ | Alkali and Alkaline Earths,w/% ≤ | 0.50 | 0.50 | ||
| 酸度 | Acidity, | 通過試驗 | Pass Test | ||
| 硒（Se），mg/kg ≤ | Selenium(Se),mg/kg ≤ | 30 | 30 | ||
| 汞（Hg），mg/kg ≤ | Mercury(Hg),mg/kg ≤ | 1 | 5 | ||
| 鉛（Pb），mg/kg ≤ | Lead(Pb),mg/kg ≤ | 4 | 4 | ||
| 鎘（Cd），mg/kg ≤ | Cadmium(Cd),mg/kg ≤ | 2 | 2 | ||
1、Chemical Name: Zinc Sulfate
2、Molecular Formula: ZnSO4·H2O ; ZnSO4·7H2O
3、Molecular Weight: Monohydrate: 179.49 ; Heptahydrate: 287.61
4、CAS: Monohydrate: 7446-19-7 ;; Heptahydrate: 7446-20-0
5、Character: It is colorless transparent prism or spicule or granular crystalline powder, odorless.Heptahydrate: The relative density is 1.957. Melting point is 100℃. It’s easily soluble in water and aqueous solution is acidic to litmus. It’s slightly soluble in ethanol and glycerin. The monohydrate will loses water at temperatures above 238℃; The Heptahydrate will be effloresced slowly in the dry air at room temperature.
6、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.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative 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.