Bayville Chemical Supply Company Inc 70-G East Jefryn Boulevard Deer Park, New York, 11729 USA Telephone: 631-586-4309 Fax: 631-254-5591 E-Mail: info@bayvillechemical.net
Bayville Chemical Supply Company Inc70-G East Jefryn BoulevardDeer Park, New York, 11729  USA           Telephone: 631-586-4309      Fax: 631-254-5591      E-Mail: info@bayvillechemical.net 

Bentonite, NF/BC 

Pharmaceutical Grade

 

Description:

Pharmaceutical Grade Bentonite is used extensively in pharmaceutical, personal care products and cosmetics.  This grade of Bentonite is typically water washed to remove impurities and lower the grit content.

 

Pharmaceutical Use:  This high purity Bentonite meets the standards of the National Formulary and is used in pharmaceutical preparations such as acne lotions, medicinal skin creams, ointments, skin creams, salves, tablet binding, powder preparations and many other pharmaceutical formulations.

 

Cosmetic Use:  This Bentonite is used in cosmetic preparations as pigment binders and suspending agents.  It is also used as thickeners in lotions, creams, liquid facial cleansers, anti-dandruff shampoos, body powders, deodorant sprays, deodorant sticks and many other cosmetic preparations.

 

Typical Properties:

CAS Number

1302-78-9

Color

Gray to Tan

Density

2.60 gm/cm3

Viscosity (@6.25 Fann)

8 – 30 cps

Swelling Power

24 mls minimum

Gel Formation

2 mls maximum

% thru 325 Mesh (wet)

99.00%

% thru 200 Mesh (wet)

9975%

 

Typical Chemical Analysis:

Silicon Dioxide (SiO2)

69.56%

Lead (Pb)

40 ppm maximum

Aluminum Oxide (Al2O3)

20.69%

Arsenic (As)

5 ppm maximum

Sodium Oxide (Na2O)

2.43%

 

 

Magnesium Oxide (MgO)

2.70%

Loss on Ignition

9.80%

Calcium Oxide (CaO)

1.30%

Moisture

8.0%

Ferric Oxide (Fe2O3)

4.85%

pH Value

8.5 – 10.5

Potassium Oxide (K2O)

0.30%

 

 

 

Microbial Limits:

Aerobic microbial plate count is typically 100 cfu/g. 

No presence of S. aureus, E. coli, Salmonella sp. or P. aeruginosa.

 

Storage: Store in a cool location, keep away from heat and direct sunlight, Keep sealed

 

 

Where to Find Us:

Bayville Chemical
70 East Jefryn Boulevard
Suite G
Deer Park, NY 11729

e-mail: info@bayvillechemical.net
Phone: 631 586-4309

What's New

New larger location

As of August 2014, we have moved to this new, larger, modern facility to better service your needs.

 



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