| LNP Ref#: 4127 | Date: 11-19-09 |
| Origin: USA | Lot#: 04080821 |
| Extraction Method: QUARRY |
| Shelf Life: > 2 YEARS |
| SUBJECT: BIG HORNr CH 325 Finely ground pure sodium bentonite for product formulations use. COLOR:..................... Light Gray TYPICAL CHEMICAL ANALYSIS: % SiO2 .......................... 60.34 Al2O3.......................... 19.28 Fe2O3.......................... 3.48 Na2O........................... 2.34 TiO2........................... .22 CaO............................ .38 MgO............................ 1.67 K2O............................ .10 Other.......................... .07 H2O............................ 7.75 L.O.I.......................... 4.37 E.P. TOXICITY ANALYSIS: ................................ E.P.A............ Typical Standard.......... Analysis ppm.............. ppm Arsenic........................... 5.0............... < 0.1 Barium............................ 100.0................. 0.5 Cadmium........................... 1.0............... < 0.05 Chromium.......................... 5.0............... < 0.1 Lead.............................. 5.0............... < 0.1 Mercury............................ 0.2............... < 0.02 Selenium........................... 1.0............... < 0.05 Silver............................. 5.0 ...............< 0.1 SPECIFIC GRAVITY:................. 2.55 ñ 0.1 SURFACE AREA (m2/gm): External Surface........................ 82 All Surfaces............................ 800 BULK DENSITY (lbs/ft3):................. 47 ñ 3 TYPICAL PARTICLE SIZE: U.S. Std. Sieve Size 325 mesh (45æ) 75% ñ 4% TYPICAL CHARACTERISTICS: Wet Screen Analysis Residue on U.S. Sieve No. 200....................... 3.0 ñ 0.5 pH.................................. 9.1 ñ 0.4 Moisture Content - %................ 6-9 Cation Exchange Capacity............ 70-90 (CEC meq(100 gm) Free Swell (cc/2 gm)................ 22 ñ 4 API Apparent Viscosity (cPs)........ 13 ñ 3 API 30 Min. Fluid Loss (cc.)........ 15 ñ 2 USES: Manufacture of paint, ink, insecticides, herbicides, fungicides, putty, polishes, cleansing agents, explosives, detergents, plastics, rubber and many other uses. |
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