Zinc sulfate Heptah...

Zinc sulfate Heptahydrate     CAS:7446-20-0

Zinc sulfate Heptahydrate CAS:7446-20-0

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1 Kilogram

FOB Price: USD 1.0000

  • Min.Order :1 Kilogram
  • Purity: 99%
  • Payment Terms : L/C,T/T

Keywords

Zinc sulfate Heptahydrate Zinc Sulphat CAS:7446-20-0

Quick Details

  • Appearance: Yellowish powder
  • Application:coagulant in the production of rayon;precursor to the pigment lithopone
  • PackAge:25kg/drum
  • ProductionCapacity:2000|Metric Ton|Year
  • Storage:Store in cool and dry place, away from sun light.
  • Transportation:By sea or by air

Superiority:

Chemical name: Zinc sulfate Heptahydrate
Molecular formula: ZnSO4•7H2O
Molecular weight: 161.45
CAS NO.: 7446-20-0
Appearance: Yellowish powder
Purity: ≥98%

Details:

Item

Standard

Test Results

Identification

A.H-NMR:Comply with the structure

Complies

B.LC-MS:Comply with the structure

Complies

C.The IR spectrum of sample should be identical with that of reference standard;

Complies

D.HPLC-ESI-MS

Complies

The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.

Heavy metals

≤10 ppm

<10ppm

Water

≤1.0%

0.10%

Sulphated ash

≤0.5%, determined on 1.0 g.

0.01%

Related substances

Unspecified impurities: for each impurity

≤0.10%

<0.10%

Total Impurity

≤0.5%

0.18%

Purity

≥99.0%

99.70%

Assay

99.0%~101.0% (anhydrous substance).

99.80%

Storage

Preserve in well-closed, light-resistant and airtight containers.

Complies

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