26454
Magnesium stearate
puriss., meets analytical specification of Ph. Eur., BP, ≥90% stearic and palmitic acid basis, ≥40% stearic acid basis (GC), 4.0-5.0% Mg basis (calc on dry sub.)
Synonym(s):
Stearic acid magnesium salt
Select a Size
| Size/SKU | Availability | Price |
|---|---|---|
1 kg | Available to ship onOctober 14, 2026fromMILWAUKEE | $58.90 |
About This Item
grade
puriss.
assay
≥40% stearic acid basis (GC), ≥90% stearic and palmitic acid basis, 4.0-5.0% Mg basis (calc on dry sub.)
quality
meets analytical specification of Ph. Eur., BP
impurities
acidity or alkalinity, complies, microbiological impurity, in accordance, residual solvents, complies
loss
≤6.0% loss on drying, 105 °C
mp
200 °C (lit.)
acid value
195‑210(fatty acid)
solubility
alcohol: insoluble, diethyl ether: insoluble, water: insoluble
anion traces
chloride (Cl-): ≤1000 mg/kg, sulfate (SO42-): ≤5000 mg/kg
cation traces
Cd: ≤3 mg/kg, Ni: ≤5 mg/kg, Pb: ≤10 mg/kg
suitability
in accordance for fatty acid composition, passes test for identity
application(s)
pharmaceutical (small molecule)
SMILES string
CCCCCCCCCCCCCCCCCC(=O)O[Mg]OC(=O)CCCCCCCCCCCCCCCCC
InChI
1S/2C18H36O2.Mg/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2*2-17H2,1H3,(H,19,20);/q;;+2/p-2
InChI key
HQKMJHAJHXVSDF-UHFFFAOYSA-L
Application
Biochem/physiol Actions
1 of 1
This Item | |||
|---|---|---|---|
| description puriss., meets analytical specification of Ph. Eur., BP, ≥90% stearic and palmitic acid basis, ≥40% stearic acid basis (GC), 4.0-5.0% Mg basis (calc on dry sub.) | description technical grade | description Pharmaceutical Secondary Standard; Certified Reference Material | description United States Pharmacopeia (USP) Reference Standard |
| grade puriss. | grade technical grade | grade certified reference material, pharmaceutical secondary standard | grade pharmaceutical primary standard |
| assay ≥90% stearic and palmitic acid basis, ≥40% stearic acid basis (GC), 4.0-5.0% Mg basis (calc on dry sub.) | assay - | assay - | assay - |
| suitability in accordance for fatty acid composition, passes test for identity | suitability - | suitability - | suitability - |
| solubility diethyl ether: insoluble, alcohol: insoluble, water: insoluble | solubility - | solubility - | solubility - |
| mp 200 °C (lit.) | mp 200 °C (lit.) | mp - | mp 37-41 °C (lit.) |
| quality meets analytical specification of Ph. Eur., BP | quality - | quality - | quality - |
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Storage Class
11 - Combustible Solids
WGK
nwg
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
PPE (personal protective equipment)
dust mask type N95 (US), Eyeshields, Gloves
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