Chemicals > Zinc Sulfate

Zinc Sulfate
Nickname: 
Zincvitriol,White,Vitriol,Medizinc,Optraex,
Solvezink,Zincate,Zincomed
CAS No.7733-02-2
 
Properties
ZnSO47H2O Molecular weight: 287.56; colorless rhombus crystal; water solution is acid; relative weight: 1.966; become waterless matter under 280℃; easily weathered in the air and shrink; need to be stored in an airtight container; the waterless matter is colorless crystal; relative weight: 3.74; dissolve under 740℃; soluble in water and glycerin; barely solve in alcohol; made from potassium, aluminum, ammonium and double salts.
Specification

Symbol

Grade

ZnSO4・7H2O≥(%)

Foreign Mat.≤(ppm)

Iron(Fe)

Chloride(CL)

Manganese(Mn)

Insoluble matter

MCZSS98

SPECIAL

98.0

3

50

5

20

MCZSF97

FIST

97.0

5

600

100

50

MCZSA92

ACCEPT

92.0

20

-

-

100

Packaging: paper bag (25KG)
Application
Glue synthetic silk solid-liquid, pesticide (zinc bordeaux), medical product (emetic, erosive astringing medicine), analysis reference material, catalyst, leather anti-erosion, lithopone manufacturing, zinc pigment, electroplytic zinc, disinfecting powder, stabilizer for gelatine.

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