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Ludwig Schneider

::AMBERLITE™ Cation Exchange Resins

二、AMBERLITE™
Cation exchange resins for the recovery, separation and purification of pharmaceutically active compounds

AMBERLITE™ CG50 (Type 1)

Weakly acidic cation exchange resin powder for the recovery, separation, and purification of pharmaceutically active compounds

AMBERLITE™ CG50 (Type 1) is a crosslinked methacrylic and weakly acidic cation exchange resin powder used primarily for the recovery, separation, and purification of pharmaceutically active compounds.

Used in: The recovery, separation and purification of a wide range of pharmaceutically active compounds

Advantages:

Powder form
Works with a wide range of pharmaceutically active compounds

Typical Properties These properties are typical but do not constitute specifications.
Matrix	Macroporous crosslinked methacrylate
Functional groups	-COO^-
Physical form	Dry fine powder
Ionic form as supplied	H⁺
Total exchange capacity	10 meq/g min
Moisture content	10% max
Particle size	Nominally 100 to 200 mesh (US Std) 75 to 150 µm

AMBERLITE™ Cobalamion

Synthetic cation exchange resin for purification of Vitamin B 12 from fermentation broths

AMBERLITE™ COBALAMION is a synthetic cation exchange resin with an unusually high exchange capacity that is designed specifically for purification of Vitamin B₁₂ from fermentation broths.

Used in: Purification of Vitamin B₁₂ from fermentation broths

Advantages:

High exchange capacity
Excellent mechanical and osmotic stability
Provides ease of regeneration

Typical Properties These properties are typical but do not constitute specifications.
Physical form	White spherical opaque beads
Ionic form as shipped	H⁺
Total exchange capacity	>2.6 eq/L (H⁺ form)
Moisture holding capacity	60 to 70% (H⁺ form)
Harmonic mean size	0.45 - 0.65 mm
Uniformity coefficient	<2.0
Fines content	<0.300 mm : 8.0% max
Coarse beads	>1.180 mm : 5.0% max
Maximum reversible swelling	H⁺ à Na⁺: ~ 110%