Sigma-Aldrich

Zinc Sulfate Heptahydrate 99% ACS Reagent, 1 kg

Part Number:
MIL-221376-1KG
Lead Time:
7-14 days
Minimum Purchase:
1 unit
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each
Size:
1 kg
Style:
chemical
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MSRP: $180.00
Price: $130.95
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Description

Zinc Sulfate Heptahydrate 99% ACS Reagent 1 Kg
 

  • CAS Number 7446-20-0 
  • Linear Formula ZnSO4 · 7H2O
  • Molecular Weight 287.56
  • EC Number 231-793-3
  • MDL number MFCD00149894
  • PubChem Substance ID 329752263
Grade ACS reagent
InChI Key RZLVQBNCHSJZPX-UHFFFAOYSA-L
Assay

99%
99.0-103.0% (ACS specification)
Impurities ≤0.01% insolubles
pH 4.4-6.0 (25°C, 5%)
Solubility water: soluble 965 g/L at 20°C
anion traces

chloride (Cl-): ≤5 ppm
nitrate (NO3-): ≤0.002%
cation traces

Ca: ≤0.005%
Fe: ≤0.001%
K: ≤0.01%
Mg: ≤0.005%
Mn: ≤3 ppm
NH4+: ≤0.001%
Na: ≤0.05%
Pb: ≤0.003%

Application

Zinc sulfate heptahydrate may be used to prepare:
Zinc tris(thiourea) sulphate (ZTS), a semiorganic nonlinear optic (NLO) material that may be useful in laser fusion experiments and in second-harmonic-generation (SHG) devices.
Highly pure zinc oxide nanostructures via a precipitation method for use in catalytic reactions.

Safety Information

GHS05GHS07GHS09 GHS05, GHS07,GHS09

Signal word Danger
Hazard statements H302-H318-H410
Precautionary statements P273-P280-P305 + P351 + P338-P501
RIDADR UN 3077 9 / PGIII
WGK Germany 3
RTECS ZH5300000

Documents 

Safety Data Sheet

Warnings

Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required.

Most chemicals cannot be expedited.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning

Please note: This product is not returnable.

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MPN:
221376-1KG