MAGNESIUM SULFATE HEPTAHYDRATE P.A. EMSU

Code: 1058869050 D2-231

Analysis Note

Assay (complexometric): ≥ 99.5 %Assay (complexometric; calculated on dried substance): 99.0 - 100.5 %Identity: passes testAppearance of solution: passes t...


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Analysis Note

Assay (complexometric): ≥ 99.5 %Assay (complexometric; calculated on dried substance): 99.0 - 100.5 %Identity: passes testAppearance of solution: passes testInsoluble matter: ≤ 0.005 ¬idity or alkalinity: passes testpH-value (5 %; water; 25 °C): 5.0 - 8.0Chloride (Cl): ≤ 0.0003 %Total nitrogen (N): ≤ 0.002 %Nitrate (NO3): ≤ 0.002 %Heavy metals (ACS): ≤ 0.0005 %As (Arsenic): ≤ 0.0002 Ê (Calcium): ≤ 0.005 %Cu (Copper): ≤ 0.0001 þ (Iron): ≤ 0.0001 %K (Potassium): ≤ 0.001 %Mn (Manganese): ≤ 0.0005 %Na (Sodium): ≤ 0.001 %NH4 (Ammonium): ≤ 0.002 %Pb (Lead): ≤ 0.0001 %Sr (Strontium): ≤ 0.005 %Loss on drying (400 °C): 48.0 - 52.0 %Corresponds to ACS, Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Packaging

50 kg in Fibre carton

1, 5 kg in Plastic bottle

500 g in Plastic bottle

agencyreag. Ph. Eur.
anion tracesnitrate (NO3-): ≤0.002%, chloride (Cl-): ≤0.0003%
assay99.0-100.5% dry basis (complexometric), ≥99.5% (complexometric)
bulk density900 kg/m3
cation tracesheavy metals: ≤0.0005%, Ca: ≤0.005%, Mn: ≤0.0005%, NH4+: ≤0.002%, K: ≤0.001%, Cu: ≤0.0001%, N: ≤0.002%, Fe: ≤0.0001%, As: ≤0.0002%, Pb: ≤0.0001%, Na: ≤0.001%, Sr: ≤0.005%
density1.68 g/cm3 at 20 °C
formsolid
gradeACS reagent
impurities≤0.005% Insoluble matter
InChI keyWRUGWIBCXHJTDG-UHFFFAOYSA-L
InChI1S/Mg.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
loss48.0-52.0% loss on drying, 400 °C
pH5.0-8.0 (25 °C, 50 g/L in H2O)
product lineEMSURE®
Quality Level300
SMILES stringO.O.O.O.O.O.O.[Mg++].[O-]S([O-])(=O)=O
solubility710 g/L
storage temp.2-30°C
vapor density﹤0.01 (vs air)
vapor pressure﹤0.1 mmHg ( 20 °C)
Cas Number10034-99-8
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