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Sibx(sodium isobutyl xanthate)
Specification:
CAS NO.: 25306-75-6: Guaranteed Vaues: Method
Purity( by weight): 90% Min lead acetate titration
Total water and voatie substance(by weight)  4% Max  
Free Alkali: 0.2%Max  
Acetone Insolubles(For Reference Only): 5% Max  
Assay (on dry basis): 94.74% as Typical Result  
Packing: In net 110kg/120kg/160kg fully open top UN (United Nation) approved steel drum with polyliner. In net 750kg UN Composite Package(tote bags in a box)
Storage: Store in a cool, dry wel-ventiated area. Ensure that incompatibl materials are kept away from dry Xanthates. Keep away from sources of ignition.
Uses: Use as a floatation agent( collector)