Vegetable magnesium stearat

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Available delivery methods: Prior shipping quote Spain only Canary Islands, Ceuta and Melilla and Andorra - Correos, Europe other countries, España Península 48/72 hs (PARA CANJEAR CUPÓN), Portugal Península 48/72 hs (PARA CANJEAR CUPÓN), VIP Customer, Picked up at the store, Balearic Islands - GLS

Vegetable magnesium stearat

INCI: Magnesium Stearate

CAS No .: 557-04-0
Nº EINECS: 209-150-3

Synonyms: Magnesium octadecanoate. Dibasic magnesium stearate.

Molecular Formula: C36H70MgO4 + C32H62MgO4

Molecular Weight: 591.24 (pure)

Description: Under the name Magnesium stearate we find a mixture composed mainly of stearate and magnesium palmitate.

Physical-Chemical Data: Light powder very fine, white, fatty to the touch. Practically insoluble in water and anhydrous ethanol. Melting point: 88.5 ºC (pure), 117 -150 ºC in commercial products).

Properties and uses: It is an agent used as a drying powder for skin problems, used as an excipient in the preparation of cosmetics, giving body to the creams and also acting as a mechanical barrier against chemical irritants.
It is used sprinkling around the fistulas to prevent excoriations.
It is also used as a lubricant in the manufacture of tablets and excipients for the filling of capsules.

Dosage: Topical use, at 0.25 - 10%.

Precautions: Inhalation of dust should be avoided.

Incompatibilities: Strong acids, alkalis, iron salts, oxidizing agents, acetylsalicylic acid, vitamins, and alkaloid salts.

Observations: The absorption of some active principles may decrease, so it should not be used in too high proportions.

Conservation: In tightly closed containers. PROTECT FROM THE LIGHT.

PARAMETER / SPECIFICATION
IDENTIFICATION USP-NF Test
WEALTH (Mg) (s.s.s) 4.0-5.0%
DRY LOSS = <6.0%
CHLORIDE = <0.1%
SULPHATES = <1.0%
LEAD = <0.001%
ESTEARIC ACID => 40.0%
AC ESTEARICO AND AC PALMITICO => 90.0%
ACIDITY / ALKALINITY = <0.05 ml 0.1 M HCl or 0.1 M NaOH
MOHOS Y YEASTS = <5000UFC / g
TOTAL AEROBICS = <1000 CFU / g
SALMONELLA Absence
E.COLI Absence
TOTAL ORGANIC IMPURITY Test USP_NF
FINE (325 mesh) = <1.0%
APPARENT DENSITY 0.29
RESIDUAL SOLVENTS USP-NF Test
MgO (ashes) 6,6-8,3

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