Magnesium Stearate CAS NO.557-04-0

Min.Order Quantity:: 100 Metric Ton

Purity:: 98%min

Port:: QINGDAO CHINA

Payment Terms:: L/C,T/T,MoneyGram,Other

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557-04-0
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ProName: Magnesium Stearate
CasNo: 557-04-0
Molecular Formula: 2(C18H35O2).Mg
Appearance: white fine powder
Application: stabilizing agent,lubricant Category:....
DeliveryTime: Within 3-7 days after receipt of your ...
PackAge: As customer request
Port: QINGDAO CHINA
ProductionCapacity: 100 Metric Ton/Day
Purity: 98%min
Storage: Store in a cool,dry place and keep awa...
Transportation: Common products:Sea/Air/Courier Dange...
LimitNum: 100 Metric Ton

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introduction:

main area : pharmaceutical raw materials ， pharmaceutical intermediates and chemical shop goods

place of orgin: china

main market : america, europe, asia, the middle east

specifications

magnesium stearate is used in the pharmaceutical drugs in order to bind tablets and make them smooth. in food,

name: magnesium stearate
second, the formula: c36h70o4mg
third, weight: 591
fourth, the nature: the white powder, greasy feeling, a slight smell of grease, soluble in hot ethanol, the case stearic acid decomposition and the corresponding magnesium salts.
five quality indicators:
appearance: white powder chloride%: ≤ .0.15
6.7 to 7.5% magnesium sulfate%: ≤ 0.6
moisture%: ≤ 4 molysite%: ≤ 0.01
melting point °c: ≥ 88.5 heavy metals (ppm): ≤ 5
free acid%: ≤ 4% fineness (through 200 mesh): ≥ 99
six uses: it can be used as a non-toxic pvc heat stabilizers and lubricants, as well as cosmetics flour, lubricate skin ointment and medicine tablets materials (lubricants, anti-blocking agents, flow aids), the product is bakelite powder can make it in the lubrication bright and transparent. flat paint is also used as a transparent agent.
seven, 10kg bag inside a plastic bag, outer woven composite bag.

test items	specification
	usp	bp	food grade
assay (mg) %	4.0-5.0	4.0-5.0
assay (mgo) %			6.8-8.3
acid value		195-210
chloride %	≤0.1	≤0.25
sulfate %	≤1.0	≤0.5
loss on drying %	≤6.0	≤5.0	≤4.0
lead ppm	≤10	≤10	≤5
nickel ppm		≤5
cadmium ppm		≤3
stearic acid %	≥40.0	≥40.0
stearic acid & palmitic acid %	≥90.0	≥90.0