Magnesium Sulfate.7H2O AR 1kg AnalaR NORMAPUR
25165.292-1Kg

Specification 25165

Magnesium sulphate heptahydrate 99.5%, AnalaR NORMAPUR® analytical reagent

Formula: MgSO ·7H O MW: 246.48 g/mol Melting Pt: 1124 °C Density: 2.66 g/cm³ (20 °C)

MDL Number: MFCD00149785 CAS Number: 10034-99-8 UN: 0000 Merck Index: 13,05715

 

Specification Test Results

Assay	Min. 99.5 %
Solution in water	Passes test
Acidity or alkalinity	Max. 0.001 meq/g
pH (25°C; 5 %)	5.0 - 8.0
Alkaline metals (as SO4)	Max. 0.05 %
Heavy metals (as Pb)	Max. 5 ppm
Insolubility in water	Max. 50 ppm
Total N (Nitr ogen)	Max. 20 ppm
Cl (Chlo ride)	Max. 5 ppm
NH4 (Amm onium)	Max. 20 ppm
NO3 (Nitra te)	Max. 10 ppm
PO4 (Phosp hate)	Max. 10 ppm
As (Arse nic)	Max. 2 ppm
Ca (Ca lcium)	Max. 50 ppm
Cu (Co pper)	Max. 2 ppm
Fe (Ir on)	Max. 1 ppm
K (Potas sium)	Max. 10 ppm
Mn (Man ganese)	Max. 5 ppm
Na (So dium)	Max. 10 ppm
Pb (Le ad)	Max. 5 ppm

Unit Qty: ea

Availability: 4 in stock