Magnesium Sulfate Anhydrous Powder
Suitable for buyers sourcing anhydrous magnesium sulfate for magnesium supplementation, electrolyte-related formulations, processing support, feed use, and selected industrial applications, with review typically focused on grade direction, anhydrous status, handling profile, and destination-market document requirements.
- Available for pharmaceutical, food, supplement, feed, and selected industrial application review
- Anhydrous magnesium sulfate format commonly evaluated for moisture-sensitive and formulation-support projects
- COA, SDS/MSDS, and TDS/specification sheet available according to product scope
- Bulk packing and export support available for international sourcing projects
Tell us your application, target specification, and destination market so we can support grade selection, documentation review, and packaging recommendations.

Quick Specs
Identity
Alias
CAS Number
Molecular Formula
Molecular Weight
Quality
Assay
Grade
Standards
Assay Method
Handling
Appearance
Form
Solubility
Applications
Commercial Terms
MOQ
MOQ depends on packaging and specification.
Lead Time
3–7 working days for standard items; bulk orders by schedule.
Incoterms
EXW / FOB / CIF / DAP / DDP
Sample
Free sample (shipping charged)
Quality & Documents
COA (per batch) • SDS/MSDS • TDS/Spec sheet (on request). Additional statements depend on product and market.
Product Overview
Magnesium Sulfate Anhydrous Powder is an inorganic magnesium salt commonly reviewed for pharmaceutical, food, supplement, feed, and selected industrial applications where anhydrous status, purity direction, and formulation fit are important.
It is typically supplied as a white powder, and buyers usually evaluate grade direction, specification alignment, handling behavior, packaging format, and document scope before technical or commercial review.
It is commonly considered for magnesium-related formulations, electrolyte systems, feed applications, processing support, and selected industrial projects, with sample support and bulk-supply documentation available for sourcing reference.

Comparison
Use the comparison below to identify when magnesium sulfate anhydrous may be a better fit than hydrated magnesium sulfate forms for your project.
| Criteria | Magnesium Sulfate Anhydrous | Magnesium Sulfate Heptahydrate |
|---|---|---|
| Core role | Commonly positioned for projects where anhydrous status, lower water content, and moisture-sensitive formulation handling are important. | Commonly positioned for applications where the hydrated form is acceptable or preferred in standard processing, agricultural, or general-use systems. |
| Best for | Pharmaceutical, food, supplement, feed, and selected industrial projects that require tighter review of anhydrous status, powder handling, and specification alignment. | Projects that are based on conventional hydrated magnesium sulfate use, including broader agricultural, processing, and general technical application directions. |
| Formulation focus | Usually reviewed for anhydrous identity, moisture-related handling, powder behavior, and suitability for the intended formulation or process route. | Usually reviewed for standard hydrated-form performance, application fit, and practicality in systems where crystal water is not a limiting factor. |
| Buyer review focus | Buyers usually review grade direction, anhydrous status, document scope, packaging plan, and storage control before commercial evaluation. | Buyers usually review hydration form, intended use, bulk handling, and overall specification fit before supplier comparison. |
Applications
Pharmaceutical and Electrolyte Formulation Projects
Commonly reviewed for regulated formulation projects where buyers need anhydrous magnesium sulfate with clear specification support and documentation alignment.
Food and Supplement Systems
Can be considered for magnesium-related formulations and food or supplement projects where purity, handling profile, and destination-market requirements are part of supplier review.
Feed and Nutrition Applications
Also reviewed for feed-related projects where magnesium contribution, powder handling, and bulk packaging format are relevant to the commercial decision.
Selected Industrial Processing Uses
May be evaluated for agreed industrial projects where anhydrous status, moisture-control relevance, and specification consistency are part of the sourcing review.
How to Choose the Right Grade / Form
For pharmaceutical projects
Confirm pharmacopoeial direction, impurity limits, document scope, and intended formulation pathway before supplier comparison.
For food and supplement use
Check purity basis, handling profile, dosage-form fit, and destination-market compliance according to your product concept.
For feed applications
Review nutritional role, specification alignment, and packaging plan based on the intended feed system and market requirements.
For industrial projects
Confirm anhydrous status, powder behavior, moisture-related handling needs, and agreed specification scope before commercial evaluation.
Technical & Formulation Notes
Technical Notes
Magnesium sulfate anhydrous powder is usually evaluated by grade direction, anhydrous status, purity basis, powder behavior, and end-use suitability rather than by compound name alone.
For sourcing review, buyers typically confirm whether the product is intended for pharmaceutical, food, supplement, feed, or selected industrial use, and then review specification alignment, impurity control, and document scope according to project needs.
Manufacturing & Process
The product is commonly produced through purification, controlled dehydration, and particle-processing steps designed to support consistency in composition, appearance, and handling profile.
For commercial review, process communication is usually linked to grade direction, batch consistency, drying control, and final powder suitability rather than over-detailed manufacturing claims unless project-specific technical data are required.
Compatibility / Formulation Notes
Magnesium sulfate anhydrous powder should be evaluated within the target pharmaceutical, food, supplement, feed, or industrial formulation system rather than by purity value alone.
For project review, buyers usually assess powder flow, blending behavior, moisture response, compatibility with companion ingredients, and overall handling fit during internal testing.
Final suitability should be confirmed according to the actual dosage form, manufacturing process, storage condition, and destination-market requirements.
Extended QC & Test Items
Typical review items may include:
- Appearance
- Identification
- Purity / assay basis
- Anhydrous status-related control
- Insoluble matter and related impurity items
- Heavy metals and, where relevant, microbiological indicators
- Packaging integrity and batch traceability
Product specifications
| Test | Specification | Method |
|---|---|---|
| Appearance | White powder / per agreed spec | Visual |
| Identification | Conforms | Per agreed specification |
| Assay Basis | Per agreed spec | Pharmacopeial / per spec |
| CAS No. | 7487-88-9 | Reference |
| Molecular Formula | MgSO4 | Reference |
| Molecular Weight | 120.37 | Reference |
| Documents | COA per batch; SDS/MSDS and TDS/spec sheet on request | Reference |
Storage, Shelf Life & Packaging
Storage
Store in a cool, dry place in a tightly sealed container away from moisture, heat, and direct sunlight.
After opening, keep the package well closed and protect the material from unsuitable storage conditions that may affect handling, purity, or batch stability.
Shelf Life
Shelf life should follow the agreed specification, batch label, and original packing condition.
For commercial review, please refer to the COA, product label, or specification sheet for the declared shelf-life period of the supplied lot.
Packaging & Logistics
Sample Packing
1 kg foil bag or small evaluation pack can be arranged for technical review and early-stage formulation screening.
Mid-Size Packing
5 kg or 10 kg packing can be discussed according to project and order plan.
Bulk Packing
Normally 25 kg/drum or bag according to grade, order volume, and shipment arrangement.
Customization
Custom packaging, labeling, and shipping-mark discussion can be arranged according to destination-market and project needs.
Logistics & Documents
Packing configuration and document pack should be aligned before shipment to support storage, handling, and destination-market review.

Supply, Documentation & Customization
Documents & Compliance
COA, SDS/MSDS, and TDS/spec sheet available based on product and market requirements.
Customization & Private Label
Custom packing, private label, and labeling support available depending on product type and order scope.
Commercial Support
Sample, lead time, and incoterm options can be discussed according to destination market and supply plan.
Why Source From Lifeworth
Multi-grade sourcing support
Support for buyers who need clearer sourcing discussion across pharmaceutical, food, supplement, feed, and selected industrial application directions.
Anhydrous-form project focus
The product is positioned around anhydrous magnesium sulfate sourcing and formulation fit rather than broad commodity-style magnesium claims.
Batch documentation support
COA per lot with SDS/MSDS and TDS available for technical, quality, and purchasing review.
Export-ready bulk handling
Packaging, labeling, and shipment coordination can be arranged for international sourcing projects.

FAQ
1) What is the difference between anhydrous magnesium sulfate and magnesium sulfate heptahydrate?
Anhydrous magnesium sulfate does not contain crystal water, while the heptahydrate form contains water molecules and is commonly known as Epsom salt. Buyers should confirm which form better fits the intended formulation or processing route.
2) What application areas can this product be reviewed for?
It is commonly reviewed for pharmaceutical, food, supplement, feed, and selected industrial projects depending on the agreed specification and target market.
3) What documents are available?
COA per batch / lot is available. SDS/MSDS and TDS/specification sheet can be provided on request.
4) Is sample evaluation available?
Yes. Small sample packing can usually be arranged for technical review and sourcing evaluation.
5) What should buyers confirm before ordering?
Buyers should confirm intended use, target grade, anhydrous status, destination market, required documents, and packaging plan before commercial evaluation.
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