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Magnesium sulfate heptahydrate

CAS 10034-99-8 MgSO4·7(H2O) MW 246.48 In stock

Magnesium sulfate heptahydrate is a hydrated inorganic salt commonly used in agriculture, pharmaceuticals, and laboratory applications. It serves as a source of magnesium and sulfate ions. Available with a molecular weight of 246.48 g/mol, it has the CAS number 10034-99-8 and the molecular formula MgSO4·7(H2O). Stored at ambient temperatures, it carries no signal word. Molekula supplies Magnesium sulfate heptahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Magnesium sulfate heptahydrate is a hydrated inorganic salt commonly used in agriculture, pharmaceuticals, and laboratory applications. It serves as a source of magnesium and sulfate ions. Available with a molecular weight of 246.48 g/mol, it has the CAS number 10034-99-8 and the molecular formula MgSO4·7(H2O). Stored at ambient temperatures, it carries no signal word. Molekula supplies Magnesium sulfate heptahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White Crystals
HG Max 0.1ppm
Pb Max 3ppm
Cd Max 1ppm
Loss on Ignition 40 - 52%
Se Max 30ppm
Assay (on dried material) >99.5%

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 10034-99-8
Molecular Formula MgSO4·7(H2O)
Molecular Weight 246.48
SMILES O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[Mg+2]
REACH Code Y113
Tariff Code 28332100

Safety & GHS

None

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

  • 1 kg

    $38.23 · per pack

  • 5 kg

    $117.97 · per pack

  • 500 g

    $30.40 · per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is magnesium sulfate heptahydrate used for?

It is commonly used in agriculture as a magnesium source, in pharmaceuticals for treating magnesium deficiency, and in laboratory applications as a reagent or drying agent.

What is the chemical formula and molecular weight?

The formula is MgSO4·7(H2O) and the molecular weight is 246.48 g/mol.

How should magnesium sulfate heptahydrate be stored?

It should be stored at ambient temperature, away from moisture and direct sunlight.

What grade is available?

Available in reagent grade and technical grade; specific grades may vary based on customer requirements.

Can Molekula supply it in bulk?

Yes, Molekula can supply magnesium sulfate heptahydrate in bulk quantities; please contact sales for pricing and availability.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation can be provided upon request.

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