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LC3428 Magnesium sulfate heptahydrate

suitable for use as excipient exp Ph Eur,BP,USP,JP

 

Order number Packaging Quantity Price €
AC30428 Plastic bottle 2.5 kg Inquire
AC30428 Double PE Sack 25 kg Inquire
AC30428 Double PE Sack 20 X 25KG Inquire

 

Product information
Grade Ph Eur,BP,USP,JP
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; calculated on dried substance) 99.0 – 100.5 %
Identity passes test
Appearance of solution passes test
pH-value (5 %; water) 5.0 – 8.2
Acidity or alkalinity conforms
Chloride (Cl) ≤ 0.014 %
Heavy metals (as Pb) ≤ 0.0005 %
As (Arsenic) ≤ 0.0002 %
Ca (Calcium) ≤ 0.01 %
Fe (Iron) ≤ 0.0010 %
Se (Selenium) ≤ 0.001 %
Zn (Zinc) passes test
Loss on drying (450 °C) 49.0 – 52.0 %
Organic volatile impurities (according to USP) conforms
Residual solvents (Ph.Eur./USP/ICH) Excluded by production process