Keep my session open?
Ending In 
The session is expired
Your session has expired. For your security, we have logged you out.
Would you like to log in again?

Talc, Powder, Multi-Compendial , J.T.Baker®


Synonyms: Magnesium silicate monohydrate
4100-R 4100-05 4100-01
White to off-white fine powder.

Formula: Mg₃O₁₁Si₄·1H₂O
MW: 379.27 g/mol
Melting Pt: ? 1200 °C
Density: 2.58 to 2.83 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00792903
CAS Number: 14807-96-6
EINECS: 238-877-9
Merck Index: 13,09127
Specification Test Results
USP - Identification A Passes Test
USP - Identification B Passes Test
USP - Identification C Passes Test
Microbial Limit - Total Aerobic Bacterial Count <= 100 cfu/g
Microbial Limit - Total Molds and Yeasts <= 50 cfu/g
USP - Acidity and Alkalinity Passes Test
USP - Loss on Ignition <= 7.0 %
USP - Water-Soluble Substances <= 0.1 %
USP - Iron (Fe) <= 0.25 %
USP - Lead (Pb) <= 0.001 %
USP - Calcium (Ca) <= 0.9 %
USP - Aluminum (Al) <= 2.0 %
USP - Absence of Asbestos (Method B) Passes Test
USP - Magnesium (as MgO) 17.0 - 19.5 %
EP/BP - Free from Asbestos Passes Test
EP/BP - Identification A Passes Test
EP/BP - Identification B Passes Test
EP/BP - Identification C Passes Test
EP/BP - Acidity or Alkalinity Passes Test
EP/BP - Water-Soluble Substances <= 0.2 %
EP/BP - Aluminum (Al) <= 2.0 %
EP/BP - Calcium (Ca) <= 0.90 %
EP/BP - Iron (Fe) <= 0.25 %
EP/BP - Lead (Pb) <= 10.0 ppm
EP/BP - Magnesium (Mg) 17.0 - 19.5 %
EP/BP - Loss on Ignition <= 7.0 %
EP/BP - Total Aerobic Microbial Count, cfu/g <= 1000
EP/BP - Total Yeast and Mold Count, cfu/g <= 100



Expand All / Collapse All
Size Packaging Supplier No. Catalog Number Unit List Price Quantity
2 kg white poly bottle,blue T/E cap 4100-05 JT4110-5 Each (100g) Retrieving Restricted
restricted You must log in to order restricted items. We request that you provide the required business documentation to purchase this product for the first time.

To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email or fax 800-574-7892 referencing your BioExpress account number. Acceptable forms of identification are:

  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name and address

* Please note if your account is within the State of California two of these pieces of identification will be required.
BioExpress will not lift restrictions for residential shipping addresses.

Expand All / Collapse All
Enter Certificate Details

Select Product:

Enter the Lot number:

Choose from recent batch/lot numbers:

Review & Compare Alternatives
We found alternative products that can save you up to  per item-unit.  To compare product details, select up to 3 alternatives below and click Compare Selected.To add items to your basket, enter a quantity and click Add to Basket.

Original Product:

Description Catalog Number Availability Unit Your Price Price Per Qty