外观:本品为白色颗粒状结晶或结晶性粉末;无臭,书页号:2010年版中国药典-526
无味;有风化性。本品在水中微溶,在盐酸溶液中溶解。法定编号:CAS 5990-32-9
分子式:(C6H5O7)2Zn3·2H2O分子量:610.35
产品指标:
项目 |
指标(中国药典2010年版) |
柠檬酸锌含量≥% |
98.5 |
干燥失重≤% |
6.5 |
酸度 |
符合要求 |
碱度 |
符合要求 |
铅≤% |
0.001 |
铁≤% |
0.005 |
砷≤% |
0.0002 |
用途:补锌。
包装储运:包装储运25kg/复合纸袋。或按用户要求。储存于干燥,清洁,阴凉,通风处。柠檬酸锌运输时,轻装轻卸,不得与有害,有毒和易污染物品混合装运,严防雨淋,曝晒。
保质期:在符合规定的贮运条件和包装完整,保质期为2年。
Appearance:This product is white granular crystal or crystalline powder; odorless, tasteless; there weathering. This product is slightly soluble in water, dissolved in hydrochloric acid.
Statutory No:CAS 5990-32-9
Product specification:Molecular formula:(C6H5O7)2Zn3·2H2O
Item |
Index(USP35) |
In(dried basis)≥% |
31.3 |
Loss on drying≤% |
1.0 |
Chloride%≤ |
0.05 |
Sulfate%≤ |
0.05 |
Arsenic≤ppm |
3 |
Cadmium≤ppm |
5 |
Lead≤ppm |
10 |
Microbial Characteristics |
|
The total aerobic microbial count |
≤1000cfu/g |
Yeast and Mold |
≤100cfu/g |
Escherichia coli |
Negative |
Packaging and storage:Preserve in well-closed,container, store in cool,dry place. 25kg/paper plastic complex bag,or according to order.
Shelf life:In conform to the specified storage conditions and packaging is complete, shelf life is 2 years.