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Magnesium hydroxide

Pharmacopoeial-grade magnesium hydroxide with a consistent particle profile and low elemental impurities, released against the monograph with a batch-wise COA.

Mg(OH)₂ · E528

Grades

Pharma grade

For antacid suspensions, chewable tablets and laxative formulations. Released against IP/BP/USP monographs with batch-wise COA.

Food / nutraceutical grade (E528)

For magnesium fortification and supplement applications requiring food-safety certified manufacture (FSSAI).

Specifications

Manufactured and released against the current pharmacopoeial monographs. Key parameters below; the grade-wise technical data sheet with complete numeric limits and typical values is supplied on request.

Low heavy metalsConsistent particle profileCOA with every delivery
ParameterStandard
DescriptionWhite, fine powder; odourless
IdentificationComplies with IP / BP / USP / Ph. Eur.
Assay (Mg(OH)₂, dried basis)95.0 – 100.5 % (per applicable monograph)
Loss on drying / ignitionWithin monograph limits
Water-soluble substancesWithin monograph limit
Acid-insoluble substancesWithin monograph limit
Chlorides and sulphatesWithin monograph limits
Iron (Fe)Within monograph limit
Elemental impurities (Cd, Pb, As, Hg, V, Ni, Co)ICP-MS tested at an accredited partner laboratory; within ICH Q3D guideline limits
Microbial limitsComplies with pharmacopoeial requirements

Numeric limits follow the current edition of each pharmacopoeia and the grade-wise TDS. Batch-wise COA accompanies every consignment. Released against IP · BP · USP · Ph. Eur. · FCC.

Applications

Pharmaceutical: antacid suspensions ("milk of magnesia"), chewable antacid tablets, laxative formulations.

Food and nutraceutical (E528): magnesium source in supplements and fortified products.

Specialty: applications requiring certified low heavy-metal content and traceable manufacture.

Food-grade linerTamper-evidentExport labelling

Packing and supply

25 kg HDPE bags / drums with food-grade liners; batch-labelled with full traceability.

Custom packing and labelling available for export consignments.

Samples of magnesium hydroxide

Request a sample and TDS to test against your acceptance criteria.