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SEPLITE® LSC719 Gold-Selective Strong Base Anion Exchange Resin

Gold-selective resin with a T-butylamine functional group
Product Description

SEPLITE® LSC719 is gold-selective resin with a T-butylamine functional group. In the Cyanidation leach or acid chloride leach solutions, selective anion exchange resins has been recognized as more cost efficient method than other alternative routes like activated carbon to extract the gold. The resin has a very strong mechanical stability and large particle size, specially designed for systems with fixed or fluidized beds and Resin-In-Pulp (RIP) processing.

Physical and Chemical Characteristics:

Polymer Structure

Macroporous polystyrene crosslinked with divinylbenzene

Physical Appearance

White to tan opaque spherical beads

Total Exchange Capacity

0.2-0.35 eq/L

Dry Weight Capacity

0.8-1.2 meq/g

Particle Diameter

750-1200 μm

<750 μm, 5% max.

>1200 μm, 2% max.

Moisture Retention (%)



1.00-1.10 g/mL

Shipping weight

650-750 g/L

Temperature Limit

pH range


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On March 7, Forbes China released the list of "2023 China’s 100 Power Businesswomen". Dr. Gao Yuejing, chairwoman of Sunresin, was selected on the list, demonstrating the outstanding contributions of the "she power" in the development of Sunresin.

02 2022-12
Xi’an Party Secretary visited Sunresin

On December 1, Fang Hongwei, Secretary of the Xi'an Municipal Party Committee, led a delegation to visit Sunresin New Materials Co., Ltd at the Sunresin Campus. Accompanied by Dr. Gao Yuejing, chairwoman of Sunresin, Fang Hongwei and the delegation visited Sunresin’s provincial functional polymer adsorption/separation technology research center.

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