Magnesium stearate (3.8 - 5.0% Mg)

Synonyms: Stearic acid Magnesium(II) saltStearic acid magnesium saltMagnesium(II) Stearate

AC24076-0050 AC24076-0010 AC24076-0250
200025-728EA 18.8 USD
200025-728 200031-768 103511-804
Magnesium stearate (3.8 - 5.0% Mg)
Magnesium stearate
Formula: C₃₆H₇₀MgO₄
MW: 591.25 g/mol
Melting Pt: 130…140 °C
Storage Temperature: Ambient
MDL Number: MFCD00036391
CAS Number: 557-04-0
EINECS: 209-150-3
Merck Index: 12,05730

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Specification Test Results

Appearance White to almost white Powder
Infrared spectrum Conforms
Titration Complexometric 3.8 to 5.0 % (Mg) On dried substance
Loss on drying ≤6 % (1 g, 105 °C)
GC ≥40.0 % relative content of stearic acid
GC ≥90.0 % rel. content of stearic and palmitic acid
Chloride (Cl) ≤1000 ppm
Sulfate (SO4) ≤1 %
Cadmium (Cd) ≤3 ppm
Lead (Pb) ≤10 ppm
Nickel (Ni) ≤5 ppm
Heavy metals (as Pb) ≤40 ppm

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