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Talc Specifications

U.S. mined (Vermont), U.S. Processed Talc
BC Grade (Pharmaceutical / Cosmetic)


MONOGRAPH 1 USP CTFA
C.A.S. Number 14807-96-6
Material Safety Data Sheet C.A.S. Code 0663

TYPICAL CHEMICAL ANALYSIS:
Identification Pass
Moisture (% max.) 0.4
Loss on Ignition (% max.) 6.5
Microbial Bacteria (max. cfu/g) 100
Microbial Yeast/Mold (max. cfu/g) 100
Microbial Gram Negative Not Detected
Asbestiform Minerals None Detected
Heavy Metals (max. ppm) 40
As - Arsenic (max. ppm) 3
Pb - Lead (max. ppm) 10
Water Soluble Iron No Blue Color
Soluble Substances (% max.) 0.10
Acid Solubles (% max.) 2.0

TYPICAL PHYSICAL PROPERTIES:
Median Particle Size (microns) 8.0
Brightness - GEB (% min.) 88
Tapped Density (lbs./ft.3) 46.0
Loose Density (lbs./ft.3) 16.0
Specific Surface Area (m2/g) 4.0
Oil Absorption 33
% Thru 325 Mesh 99.5
Chinese mined, U.S. Processed Talc
BC Grade (Pharmaceutical / Cosmetic)


MONOGRAPH 1 USP / BP / EP - Medium
C.A.S. Number 14807-96-6
Material Safety Data Sheet C.A.S. Code 0664

TYPICAL CHEMICAL ANALYSIS:
Loss on Ignition (% max.) 6.5
Magnesium (% max.) 0.40
Chlorides (max. ppm) 140.00
Iron (max. ppm) 250.00
Calcium Insoluble (max. ppm) 500.00
Calcium Soluble (% max.) 0.60
Microbial Bacteria (max. cfu/g) 100.00
Microbial Yeast/Mold (max. cfu/g) 100.00
Microbial Gram Negative Not Detected
Asbestiform Minerals None Detected
Heavy Metals (max. ppm) 40.00
As - Arsenic (max. ppm) 3.00
Pb - Lead (max. ppm) 10.00
Carbonates No Effervescence
Carbonizable Substances Meets Requirements
Loss on Dry (% max.) 1.0
Water Soluble Iron No Blue Color
Water Solubles (% max.) 0.1
Acid Solubles (% max.) 2.0

TYPICAL PHYSICAL PROPERTIES:
Median Particle Size (microns) 5.0 - 8.0
Dry Brightness 90.0
Specific Gravity 2.85
Tapped Density (lbs./ft.) 60.0 - 70.0
Loose Density (lbs./ft.) 25.0 - 32.0
Oil Absorption 28.00 - 32.00
% Thru 325 Mesh 97.0
% Thru 200 Mesh 99.0


All content copyright 2005-2007 BC Cartographic est 1996

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