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Molekula

Molekula

Florisil (100-200 mesh)

SKU 90023743 CAS 1343-88-0 MgO3Si MW 100.39 In stock Bulk quantities on request

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need

Florisil (100-200 mesh) is a magnesium silicate adsorbent used for sample cleanup and purification in analytical chemistry. It is commonly employed in chromatography and extraction processes to remove impurities. CAS: 1343-88-0, Molecular Formula: MgO3Si, Molecular Weight: 100.39, Storage: Ambient, Signal Word: None. Molekula supplies Florisil (100-200 mesh) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.

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  • 500 g — £30.90 per pack ex VAT · £37.08 inc. VAT

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Specifications

Property Value
Appearance Odorless, White powder
pH 8.0-10.0
Bulk density 300-600
Loss on Drying (105°C for 2 hours) ≤20%
Silicon Dioxide (SiO2) ≥67.0%
Magnesium Oxide (MgO) ≥15.0%

Storage & handling

Property Value
Storage Temperature Ambient
Acidity Acid

Literature values

Published physical properties of the substance, not batch specifications.

Property Value
Appearance Fine, white powder

Source: PubChem CID 72941442 (HSDB)

Identification

Property Value
SKU 90023743
CAS Number 1343-88-0
IUPAC Name magnesium;tris(oxygen(2-));silicon(4+)
EC Number 215-681-1
Molecular Formula MgO3Si
Molecular Weight 100.39
Exact Mass 99.9467
SMILES [O-2].[O-2].[O-2].[Mg+2].[Si+4]
InChIKey ZADYMNAVLSWLEQ-UHFFFAOYSA-N
InChI InChI=1S/Mg.3O.Si/q+2;3*-2;+4
PubChem CID 72941442
REACH Code Y110
TSCA Listed Yes
HTS Code 2839905000
Tariff Code 2839900090

Safety & GHS

Precautionary statements

  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

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.

Synonyms

  • Ambosol
  • Avibest
  • Britesorb
  • Gastomag
  • Magmasil
  • Magsorbent
  • Naisuton
  • Novasorb
  • Salisil
  • Silicic acid, magnesium salt

Frequently asked questions

What is Florisil (100-200 mesh) used for?

Florisil is primarily used as a solid-phase extraction adsorbent for purifying and separating organic compounds in environmental, pharmaceutical, and food analysis.

What is the chemical formula and molecular weight of Florisil?

The formula is MgO3Si with a molecular weight of 100.39 g/mol.

How should Florisil (100-200 mesh) be stored?

Store at ambient temperature, protected from moisture and contamination.

What grade of Florisil is available?

Florisil is available in analytical grade, suitable for laboratory and trace analysis applications.

Can Molekula supply Florisil in bulk?

Yes, Molekula can supply Florisil in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with a Florisil order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), with additional documentation available upon request.

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