- 产品名称:硫酸锌
- 产品等级:食品级
- 型号:食用型
- 粒度:常规
- 执行质量标准:GB25579-2010&FCC;
- CAS:7446-19-7(一水);7446-20-0(七水)
- 品牌:科多
食品级硫酸锌厂家联系人朱文娣;0518-8539-7819,七水/一水/干燥品的硫酸锌,产品通过质量监督局的国家标准gb25579-2010的检测,可提供qs证、外检报告等。内销+出口,可办理商检、出健康证、使馆认证等。
中文名称:食品级硫酸锌
英文名称: zinc sulfatefood grade
分 子 式: znso4.h2o, znso4.7h2o
分 子 量: 179.49(一水),287.58(七水)
cas no: 7446-19-7(一水);7446-20-0(七水)
性 能:无色晶体,小针状或粒状晶形粉末,无臭,在空气中会风化。溶液对石蕊呈酸性比重1.957(25/4℃),熔点100℃在280℃失去7h2o,溶于水及甘油,不溶于酒精,毒性底。
用 途: 食品补充剂,动物饲料,媒染剂,木材防腐剂,分析试剂。
包 装: 内衬聚乙烯塑料袋,外套塑料编织袋,每袋25kg。
贮存与运输: 应贮在干燥,通风清洁的库房中,轻装轻放,防止受潮、受热,运输过程中防止雨淋受潮,应与有毒物品隔离堆放。
食品级硫酸锌质量指标gb29209-2012
质量指标 gb25579-2010 fcc,9
含量 w/% znso4.h2o 99.0-100.5 98.0-100.5
znso4.7h2o 99.0-108.7 99.0-108.7
砷(as),mg/kg ≤ 0.0003 -
碱金属和碱土金属盐w/% ≤ 0.50 0.5
酸度 通过试验 正常
硒(se),mg/kg ≤ 0.003 0.003
汞(hg),mg/kg ≤ 0.0001 0.0005
铅(pb),mg/kg ≤ 0.0004 0.001
镉(cd),mg/kg ≤ 0.0002 0.0005
任何问题,请随时联系! 1、chemical name: zinc sulfate
2、molecular formula : znso4.h2o, znso4.7h2o
3、molecular weight: 179.48(monohydrate), 287.54(heptahydrate)
4、cas: 7446-19-7(h2o);7446-20-0 (7h2o)
5、character: it is colorless or white crystalline powder,odorlessness. efflorescence in air. acid hydrometer is 1.957(25/4℃)to litmus. melting point is 100℃. it’s soluble in water andglycerol, insoluble in ethanol and light toxicity, lose crystalwater in 280℃.
6、usage: it is used as food additives, animal feed,printing and dyeing, timber preservative.used as analyticalreagent.
7、packing: it is packed with polythene bag as theinner layer, and a compound plastic woven bag as the outer layer.the net weight of each bag is 25kg.
8、storage and transport: it should be stored in a dry andventilative warehouse; kept away form water and moisture duringtransport; unloaded with care, so as to avoid damage to bags.furthermore, it should be stored separately from poisonoussubstances.
江苏科伦多食品配料有限公司
朱文娣
15261352833
朝阳西路46号华茵办公楼