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14455

Sigma-Aldrich

Zinc sulfate heptahydrate

puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, 99.0-103.0%

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About This Item

Linear Formula:
ZnSO4 · 7H2O
CAS Number:
7446-20-0
Molecular Weight:
287.56
EC Number:
231-793-3
MDL number:
MFCD00149894
UNSPSC Code:
12352302
PubChem Substance ID:
329750488
assay:
99.0-103.0%

grade

puriss.

assay

99.0-103.0%

form

solid

quality

meets analytical specification of Ph. Eur., BP, USP, FCC

reaction suitability

reagent type: catalyst
core: zinc

dilution

(for analytical testing)

impurities

alkalis/earth alkalis (as SO4), complies
 residual solvents, complies

pH

4.4-5.6 (20 °C, 5%)

anion traces

chloride (Cl-): ≤50 mg/kg

cation traces

As: ≤2 mg/kg
Ca: ≤2 mg/kg
Cd: ≤5 mg/kg
Fe: ≤10 mg/kg
Hg: ≤2 mg/kg
K: ≤100 mg/kg
Mg: ≤50 mg/kg
Na: ≤100 mg/kg
Pb: ≤4 mg/kg
Se: ≤10 mg/kg

suitability

complies for appearance of solution
corresponds for acidity

SMILES string

O.O.O.O.O.O.O.[Zn++].[O-]S([O-])(=O)=O

InChI

1S/H2O4S.7H2O.Zn/c1-5(2,3)4;;;;;;;;/h(H2,1,2,3,4);7*1H2;/q;;;;;;;;+2/p-2

InChI key

RZLVQBNCHSJZPX-UHFFFAOYSA-L

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
BCBS5665V

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O I Smian et al.
Likars'ka sprava, (3-4)(3-4), 67-71 (2013-01-30)
The article analyzed 60 patients with community-aquired pneumonia from ages 6 to 18 years. The dependences of trace levels of zinc and copper in the serum of these children on the activity of the inflammatory process. Analysis of survey results
Priyanga Ranasinghe et al.
Trials, 14, 52-52 (2013-02-21)
The number of people with diabetes is increasing worldwide, especially in developing South Asian countries. Therefore, preventing diabetes at the early stages has become an important issue. Recent clinical trials, systematic reviews, and meta-analysis have shown that zinc has beneficial
Kristina M Hettne et al.
BMC medical genomics, 6, 2-2 (2013-01-30)
Availability of chemical response-specific lists of genes (gene sets) for pharmacological and/or toxic effect prediction for compounds is limited. We hypothesize that more gene sets can be created by next-generation text mining (next-gen TM), and that these can be used
Duangjai Sangthawan et al.
Journal of the Medical Association of Thailand = Chotmaihet thangphaet, 96(1), 69-76 (2013-06-01)
To determine the efficacy of zinc sulfate supplementation in reducing ofradiation-induced oral mucositis and pharyngitis in head and neck cancer patients. One hundred forty four head and neck patients were enrolled in a randomized, double-blind, placebo-controlled trial. Patients who received
Two compound heterozygous novel SLC39A4 mutations in generalized eczematoid acrodermatitis enteropathica.
Cheng-Rang Li et al.
European journal of dermatology : EJD, 22(6), 794-795 (2012-12-12)
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