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Magnesium Stearate#557-04-0

Magnesium Stearate #557-04-0

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Chemical Name： Magnesium Stearate

CAS No.:557-04-0

Molecular Formula：C36H70MgO4

Sample: Available

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Product Details

Magnesium Stearate#557-04-0

Magnesium stearate, also called octa decanoic acid, magnesium salt, is a white substance, powder which becomes solid at room temperature. It has the chemical formula Mg(C18H35O2)2. It is a salt containing two equivalents of stearate (the anion of stearic acid) and one magnesium cation (Mg2+).

Magnesium stearate#557-04-0

Magnesium stearate Chemical Properties

Melting point	200 °C (lit.)
density	1.028g/cm3
storage temp.	Inert atmosphere,Room Temperature
solubility	alcohol: insoluble
form	Fine Powder
color	White
PH	7 (H2O) (slurry)
Odor	wh. soft oily powd., tasteless, odorless
Water Solubility	Insoluble
Merck	14,5690
BRN	3919702
Exposure limits	ACGIH: TWA 10 mg/m3; TWA 3 mg/m3
Stability:	Stable. Incompatible with strong oxidizing agents.
InChIKey	DRJIJXNWSSRTTE-UHFFFAOYSA-M
LogP	8.216 (est)
CAS DataBase Reference	557-04-0(CAS DataBase Reference)
EPA Substance Registry System	Magnesium stearate (557-04-0)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-37/39
WGK Germany	-
RTECS	WI4390000
TSCA	Yes
HS Code	29157030
Hazardous Substances Data	557-04-0(Hazardous Substances Data)
Toxicity	LD50 orally in Rabbit: > 2000 mg/kg

Product Usage

Magnesium Stearate is the magnesium salt of stearic acid which functions as a lubricant, binder, emulsifier, and anticaking agent.Magnesium stearate is often used as a anti-adherent in the manufacture of medical tablets, capsules and powders. In this regard, the substance is also useful, because it has lubricating properties, preventing ingredients from sticking to manufacturing equipment during the compression of chemical powders into solid tablets;

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