应用
Zinc sulfate heptahydrate is widely used as a coagulant in the production of rayon. It finds an application in the manufacturing of calico printing, wood preservation and lithopone. It is the source of zinc which is supplied in animal feeds, fertilizers and agricultural sprays. It is utilized as electrolytes for zinc plating and surface treating agents. It is also used as a mordant in dyeing, preservative for skin and leather and in medicine as an astringent and emetic.

Grade Specifications
Maximum level of impurities: Insoluble matter 0.01%, pH of a 5% solution 4.4-6.0 at 25?, Cl 5ppm, NO₃ 0.002%, NH₄ 0.001%, Fe 0.001%, Pb 0.003%, Mn 3ppm, Ca 0.005%, Mg 0.005%, K 0.01%, Na 0.05%

备注
280?° - 7H{2}O Incompatible with strong bases and strong oxidizing agents.

基本信息

MDL
MFCD00149894

EINECS
231-793-3

分子式
O₄SZn?7H₂O

分子量
287.54 (161.43anhy)

熔点
100°

密度
1.97

灵敏度
Hygroscopic. Store under Argon. Ambient temperatures.

形态
Lump

溶解性
Soluble in water, glycerol.

Merck
14,10159

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H318-H400-H410
Harmful if swallowed.Causes serious eye damage.Very toxic to aquatic life.Very toxic to aquatic life with long lasting effects.

Precautionary Statements
P280i-P264-P305+P351+P338-P310a-P301+P312a-P501a
Wear eye/face protection.Wash thoroughly after handling.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
9

包装组
III

危险类别
22-41-50/53
Harmful if swallowed.Risk of serious damage to eyes.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.

安全等级
22-26-39-46-60-61
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.If swallowed, seek medical advice immediately and show this container or label.This material and its container must be disposed of as hazardous wasteAvoid release to the environment. Refer to special instructions/safety data sheets.

欧盟危险品标志

RTECS
ZH5300000

TSCA
是