Bentonite Powder NF Chromatography Solvents Test Specification Min Max LAMBDA(MAX)

Test Specification Min Max LAMBDA(MAX) IN METHANOL Approx

00% CHLORIDE AND BROMIDE (as Cl) 0

60% CHLORIDE 0

06% IRON (Fe) 0

Bentonite Powder NF Chromatography Solvents Test Specification Min Max LAMBDA(MAX)Test Specification Min Max MICROBIAL LIMITS ABSENT ABSENT pH of a 2% SUSPENSION @ 25 C 9. 5 10. 5 LOSS ON DRYING 5 8. 00% GEL FORMATION 2 ml SWELLING POWER 24 ml FINENESS OF POWDER NO GRIT NO GRIT ARSENIC (As) 5 ppm LEAD (Pb) 0. 00% ELEMENTAL IMPURITIES AS REPORTED IDENTIFICATION: SAMPLE A 15. 0 17. 2 A 15. 0 17. 2 A IDENTIFICATION: SAMPLE B 1. 492 1. 504 A 1. 492 1. 504 A RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS AS REPORTED