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Potassium Isobutyl Xanthate (PIBX) Mining Reagent, CAS 25306-75-6, Dry Grade A 90% sourcing visualHuman review
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Potassium Isobutyl Xanthate (PIBX) Mining Reagent, CAS 25306-75-6, Dry Grade A 90%

Buyer-facing sourcing candidate for Potassium Isobutyl Xanthate (PIBX), a mineral flotation collector offered as pale yellow particle/stick dry goods. Key checks for RFQ include CAS 25306-75-6 confirmation, potassium versus sodium formula consistency, active ingredient minimum 90%, free alkali maximum 0.2%, moisture and volatile matter maximum 4.0%, packing in 170 kg iron drums or 850 kg wooden cases, and availability of export documents, COA, SDS, DG classification, and shipment terms.

Quick buying facts

Identify the grade, package, and import market before comparing suppliers.

Use this page to check the product identity, common specification points, document scope, package notes, and destination-market questions before sending a China sourcing request.

CAS No.: 25306-75-6Mining flotation reagent / xanthate collectorHuman review
Request quoteOpen sourcing hub
Identity and grade

Typical specifications

  • Product name: Potassium Isobutyl Xanthate / PIBX
  • CAS No.: 25306-75-6
  • EINECS: 246-805-2
  • Declared grade: Dry goods Grade A
  • Active ingredients: ≥90%
  • Free alkali: ≤0.2%
  • Moisture and volatile matter: ≤4.0%
  • Appearance: Pale yellow particle or stick
  • Application category: mineral flotation reagent for non-ferrous sulfide ore processing
  • HS code shown by source: 2930902000
  • Quoted trade terms shown: EXW, FOB, CIF, CFR
  • Important identity check: source text lists formula as C5H9NaOS2, which appears inconsistent with potassium isobutyl xanthate and should be clarified before RFQ award
Who uses this page

Target buyers

  • Mining companies operating sulfide ore flotation circuits
  • Mineral processing plants sourcing xanthate collectors
  • Mining reagent distributors and importers
  • Procurement teams for copper, lead, zinc, and pyrite flotation operations
  • Chemical trading companies supplying beneficiation reagents
Before matching

Documents to check

  • CAS number, grade, assay, and impurity profile
  • SDS, COA, TDS, HS code, and transport classification
  • Destination-market import documents before supplier matching
Package and route

Packing notes

  • 170 kg per iron drum; source indicates 80 drums per 20' FCL
  • 850 kg per wooden case; source indicates 20 cases per 20' FCL
  • Confirm net weight, gross weight, palletization, drum lining, seal type, and container loading plan
  • Request recent packing photos and export marking sample before shipment
  • Confirm whether packaging is suitable for the declared transport classification and destination-port requirements
Applications and sourcing options

Check whether this product fits the buyer's actual application.

Clear application, grade, package, and document notes help separate real sourcing demand from a vague price check.

Use context

Common applications

  • Sourcing review for PIBX flotation collector supply
  • Supplier qualification for mining reagent imports from China
  • Comparison of xanthate collector grades and impurity limits
  • FCL procurement planning for drum or wooden-case packed mining chemicals
  • Pre-shipment document and DG compliance checklist preparation
How we compare

Sourcing options

  • Factory-direct quotation for Grade A PIBX 90% minimum active ingredient
  • Trial order or sample request subject to DG transport feasibility
  • Full-container-load procurement using 170 kg iron drums
  • Full-container-load procurement using 850 kg wooden cases
  • Third-party inspection with batch COA verification before loading
  • Multi-incoterm RFQ comparison: EXW, FOB, CFR, CIF
Human review

Compliance notes

  • Request current SDS in destination-market language or English and verify GHS classification before shipment
  • Confirm UN number, transport hazard class, packing group, marine pollutant status if applicable, and whether the cargo is shipped as dangerous goods
  • Request COA by batch, specification sheet, TDS, commercial invoice, packing list, certificate of origin, and any required export declaration documents
  • Confirm China export eligibility, destination import requirements, and carrier acceptance before order placement
  • Verify CAS, product name, grade, and formula consistency on all documents, labels, COA, and SDS
  • No regulatory approval or import clearance should be assumed from marketplace listing information alone
  • Check shelf-life, recommended storage statement on SDS, and maximum transit time with supplier without relying on informal claims
  • Confirm whether any destination-specific mining chemical registration, inventory listing, or pre-notification is required
Buyer search paths

Related sourcing terms

These terms support long-tail discovery while keeping the page focused on useful product and China export buying context.

Potassium Isobutyl XanthatePIBXCAS 25306-75-6mining reagent Chinaxanthate collectorflotation collectormineral flotation chemicalsulfide ore flotation reagentbeneficiation reagentGrade A xanthatepale yellow xanthate particle stick
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RFQ questions before supplier matching

Turn this product into a quote request.

Share target market, quantity, packaging scope, artwork status, delivery destination, and required documents so CHN Chemicals can prepare a cleaner supplier comparison.

Questions to confirm
  • Can you confirm the product identity as Potassium Isobutyl Xanthate, CAS 25306-75-6, and explain why the listing formula shows sodium rather than potassium?
  • Please provide a recent COA for PIBX Grade A showing active ingredient, free alkali, moisture and volatile matter, and appearance.
  • What is the exact assay method used for active ingredient and free alkali testing?
  • Can you provide SDS, TDS, product specification, label sample, and packing photos before quotation confirmation?
  • What is the DG transport classification, including UN number, hazard class, packing group, and any IMDG requirements?
  • Is the product available in both 170 kg iron drums and 850 kg wooden cases for export shipments?
  • What is the usual lead time for 1 FCL, and what is the current monthly available capacity for PIBX?
  • Can you quote EXW, FOB China port, CFR, and CIF options separately?
Checks before quote
  • Request current SDS in destination-market language or English and verify GHS classification before shipment
  • Confirm UN number, transport hazard class, packing group, marine pollutant status if applicable, and whether the cargo is shipped as dangerous goods
  • Request COA by batch, specification sheet, TDS, commercial invoice, packing list, certificate of origin, and any required export declaration documents
  • Confirm China export eligibility, destination import requirements, and carrier acceptance before order placement
  • Verify CAS, product name, grade, and formula consistency on all documents, labels, COA, and SDS
  • No regulatory approval or import clearance should be assumed from marketplace listing information alone
  • Check shelf-life, recommended storage statement on SDS, and maximum transit time with supplier without relying on informal claims
  • Confirm whether any destination-specific mining chemical registration, inventory listing, or pre-notification is required
Next step

Send the product page with your target quantity and market. A sourcing manager can then confirm sample options, supplier fit, packaging details, and open document gaps.