1.08883
Zinc sulfate heptahydrate
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Synonym(s):
Zinc
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About This Item
Product Name
Zinc sulfate heptahydrate, for analysis EMSURE® ACS,ISO,Reag. Ph Eur
InChI
1S/H2O4S.7H2O.Zn/c1-5(2,3)4;;;;;;;;/h(H2,1,2,3,4);7*1H2;/q;;;;;;;;+2/p-2
SMILES string
O.O.O.O.O.O.O.[Zn++].[O-]S([O-])(=O)=O
InChI key
RZLVQBNCHSJZPX-UHFFFAOYSA-L
grade
ACS reagent
agency
reag. ISO
reag. Ph. Eur.
suitable for SM 5210
product line
EMSURE®
assay
99.5-103.0% (complexometric)
form
solid
potency
1260 mg/kg LD50, oral (Rat)
impurities
≤0.01% Insoluble matter
pH
4-6 (20 °C, 50 g/L in H2O)
mp
100 °C
solubility
965 g/L
density
1.97 g/cm3 at 20 °C
bulk density
800‑1000 kg/m3
anion traces
chloride (Cl-): ≤0.0005%
nitrate (NO3-): ≤0.002%
cation traces
As: ≤0.00005%
Ca: ≤0.001%
Cd: ≤0.0005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.001%
Mg: ≤0.001%
Mn: ≤0.0003%
N: ≤0.0005%
NH4+: ≤0.001%
Na: ≤0.001%
Pb: ≤0.001%
storage temp.
2-30°C
Quality Level
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Analysis Note
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 4.4 - 5.6
Chloride (Cl): ≤ 0.0005 %
Total nitrogen (N): ≤ 0.0005 %
Nitrate (NO₃): ≤ 0.002 %
As (Arsenic): ≤ 0.00005 %
Ca (Calcium): ≤ 0.001 %
Cd (Cadmium): ≤ 0.0005 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.001 %
Mg (Magnesium): ≤ 0.001 %
Mn (Manganese): ≤ 0.0003 %
Na (Sodium): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.001 %
Pb (Lead): ≤ 0.001 %
Corresponds to ACS, ISO, Reag. Ph Eur
Application
- Validation of a simple liquid chromatography coupled to tandem mass spectrometry method for the simultaneous determination of tacrolimus, sirolimus, everolimus and cyclosporin A in dried matrix on paper discs.: This study validates a liquid chromatography-mass spectrometry method enhanced by zinc sulfate heptahydrate for analyzing immunosuppressant drugs. This development represents a significant advance in clinical diagnostics, providing faster and more reliable drug monitoring (Bressán et al., 2021).
- Adduct simplification in the analysis of cyanobacterial toxins by matrix-assisted laser desorption/ionization mass spectrometry.: Research utilizing zinc sulfate heptahydrate in matrix-assisted laser desorption/ionization (MALDI) mass spectrometry to simplify the analysis of cyanobacterial toxins. This study enhances the understanding of environmental toxins, showcasing the role of zinc sulfate heptahydrate in improving analytical accuracy and efficiency (Howard et al., 2007).
Other Notes
Legal Information
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1
Storage Class
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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