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LC3427 Magnesium sulfate heptahydrate


for analysis EMSURE ACS,Reag. Ph Eur

 

Order number Packaging Quantity Price €
AC30427 Plastic bottle 500 g 21.38
AC30427 Plastic bottle 1 kg 28.58
AC30427 Plastic bottle 5 kg 114.3
AC30427 Fibre carton 50 kg Inquire

 

Product information
Grade ACS,Reag. Ph Eur
Synonyms bitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate
Hill Formula MgO4S * 7 H2O
Chemical formula MgSO4 * 7 H2O
HS Code 2833 21 00
EC number 231-298-2
Molar mass 246.48 g/mol
CAS number 10034-99-8

 

Chemical and physical data
Solubility 710 g/l (20 °C)
Molar mass 246.48 g/mol
Density 1.68 g/cm3 (20 °C)
Bulk density 900 kg/m3
pH value 5.0 – 8.0 (50 g/l, H2O, 25 °C)

 

Safety information
RTECS OM4508000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

 

Specifications
Assay
– complexometric
≥ 99.5 %
– complexometric; calculated on dried substance 99.0 – 100.5 %
Identity passes test
Appearance of solution passes test
Insoluble matter ≤ 0.005 %
Acidity or alkalinity passes test
pH-value (5 %; water; 25 °C) 5.0 – 8.0
Chloride (Cl) ≤ 0.0003 %
Total nitrogen (N) ≤ 0.002 %
Nitrate (NO3) ≤ 0.002 %
Heavy metals (as Pb) ≤ 0.0005 %
As (Arsenic) ≤ 0.0002 %
Ca (Calcium) ≤ 0.005 %
Cu (Copper) ≤ 0.0001 %
Fe (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 %