Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information
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Zinc sulfate heptahydrate(7446-20-0)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information

Product Identification

Product Name
Zinc sulfate heptahydrate
Synonyms
Goslarite
Ophthazinc T
VasoClear A
Verazinc
White Vitrol
Zincfrin
CAS
7446-20-0
Formula
H14O11SZn
Molecular Weight
287.54000000000002
EINECS
231-793-3
RTECS
ZH5300000
RTECS Class
Agricultural Chemical and Pesticide; Mutagen; Human Data
Merck
12,10293
Beilstein/Gmelin
47216 (G)
EC Index Number
030-006-00-9
EC Class
irritant, dangerous for the environment

Physical and Chemical Properties

Appearance
Odorless crystaline powder or granules.
Solubility in water
540 g/L
Melting Point
100
Vapor Pressure
10.5 (20 C)
Density
1.9661 g/cm3 (16.2 C)
Usage
Used to supply zinc in animal feeds, fertilizers, and agricultural sprays.

First Aid Measures

Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Handling
Wash thoroughly after handling. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Hazards Identification

Ingestion
Ingestion of large amounts may cause gastrointestinal irritation. Low hazard for usual industrial handling.
Inhalation
May cause respiratory tract irritation. Low hazard for usual industrial handling.
Skin
Causes skin irritation.
Eyes
Causes eye irritation.
Hazards
Containers may explode when heated.
EC Risk Phrase
R 36/38 50/53
EC Safety Phrase
S 22 25 60 61
UN (DOT)
9161

Exposure Controls/Personal Protection

Personal Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Poison Class
3

Fire Fighting Measures

Fire Fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Substance is noncombustible. Extinguishing media: Substance is noncombustible; use agent most appropriate to extinguish surrounding fire.
Fire Potential
May burn but does not ignite readily.

Accidental Release Measures

Small spills/leaks
Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.

Stability and Reactivity

Stability
Stable under normal shipping and handling conditions.
Decomposition
Oxides of sulfur, toxic fumes of zinc oxide.
Combustion Products
Fire may produce irritating, corrosive and/or toxic gases.

Transport Information

UN Number
9161
Hazard Class
9.2
HS Code
2833 26 00
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