Name
CAS No.
Content / Grade
Function & Usage
RFQ
140-90-9
Mining grade; xanthate purity commonly ≥82%, ≥85% or ≥90%; free alkali and moisture controlled by grade
Select Mineral Flotation Collectors — Selective flotation of lead, zinc and copper sulfide ores, Galena recovery and differential sulfide flotation, Collector selection where lower collecting strength and higher selectivity are preferred
140-93-2
Mining grade; xanthate purity commonly ≥85% or ≥90%; free alkali and moisture controlled by grade
Select Mineral Flotation Collectors — Copper, lead and zinc sulfide-ore flotation, Pyrite and precious-metal-bearing sulfide recovery, Balanced collecting power and selectivity in polymetallic circuits
141-33-3
Mining grade; xanthate purity commonly ≥85% or ≥90%; free alkali ≤0.2% and moisture / volatiles ≤4.0% for selected 90% grades
Select Mineral Flotation Collectors — Copper, lead, zinc and other non-ferrous sulfide-ore flotation, Chalcopyrite, sphalerite and pyrite recovery, Rubber vulcanization-accelerator evaluation subject to grade
871-58-9
Mining grade; xanthate purity commonly ≥90%; free alkali ≤0.2% and moisture / volatiles ≤4.0% for selected grades
Select Mineral Flotation Collectors — Copper, lead and zinc sulfide-ore flotation, Chalcopyrite, sphalerite, pyrite and activated-sphalerite recovery, Strong collector programs for non-ferrous sulfide minerals
25306-75-6
Mining grade; xanthate purity commonly ≥85% or ≥90%; free alkali and moisture controlled by grade
Select Mineral Flotation Collectors — Copper, lead, zinc and nickel sulfide-ore flotation, Precious-metal-bearing pyrite and polymetallic circuits, Strong collection with circuit-dependent selectivity
13001-46-2
Mining grade; xanthate purity commonly ≥85% or ≥90%; free alkali and moisture controlled by grade
Select Mineral Flotation Collectors — Copper, lead, zinc and nickel sulfide-ore flotation, Polymetallic and precious-metal-bearing sulfide circuits, Strong collector programs requiring a potassium isobutyl grade
2540-36-5
Mining grade; xanthate purity commonly ≥76% or ≥90% depending on production route and grade
Select Mineral Flotation Collectors — Copper-nickel sulfide and gold-bearing pyrite flotation, Tarnished or partially oxidized sulfides after suitable activation, Strong, relatively non-selective collection where high recovery is prioritized
7607-99-0
Mining grade; xanthate purity commonly ≥90%; free alkali and moisture controlled by grade
Select Mineral Flotation Collectors — Copper, nickel and precious-metal-bearing sulfide flotation, Strong collection in complex or lower-grade sulfide ores, Recovery programs where collecting power is prioritized over selectivity
2720-73-2
Mining grade; xanthate purity commonly ≥90%; free alkali and moisture controlled by grade
Select Mineral Flotation Collectors — Copper, nickel and gold-bearing sulfide flotation, Strong collection in complex and partially oxidized sulfide circuits, Precious-metal recovery associated with pyrite and sulfide minerals
Mixture / supplier-specific
Mining collector grade; total alkyl hydroxamic acid commonly ≥60%; alkyl-chain distribution, residual fatty acid and solvent / oil carrier by grade
Provide Solvency, Carrying & Spreading · Select Mineral Flotation Collectors — Cassiterite, scheelite, rare-earth and niobium mineral flotation, Copper oxide, iron oxide and other difficult oxide-mineral recovery, Chelating collection of selected non-sulfide minerals
Mixture / supplier-specific
Mining collector grade; sodium alkyl hydroxamate commonly ≥26%; pH 10-13; free sodium fatty acid controlled by grade
Select Mineral Flotation Collectors — Wolframite, cassiterite, niobium and rare-earth mineral flotation, Copper oxide, titanium-iron and hematite recovery, Water-dispersible hydroxamate collection in alkaline circuits
89-73-6
Mining / technical or reagent grade; assay commonly ≥98% or ≥99%
Select Mineral Flotation Collectors — Cassiterite, tungsten, rare-earth and selected oxide-mineral flotation, Chelating collector for metal-oxide surfaces, Research and specialty synthesis subject to grade
495-18-1
Mining / technical grade; assay commonly ≥98%
Select Mineral Flotation Collectors — Scheelite, cassiterite and rare-earth mineral flotation, Copper oxide and other oxidized non-ferrous mineral recovery, Combined collector systems with xanthates or fatty acids after validation
