Typical specifications
- CAS 16961-83-4
- H2SiF6 35-40% typical
- Clear colorless to light yellow liquid
- Fluoride, free acid, and heavy-metal limits to confirm
Corrosive route reviewBack to sourcing hubIndustrial Basics
Fluorosilicic Acid 35-40%
Fluorosilicic acid sourcing page for qualified buyers checking concentration, fluorine basis, drum or IBC route, corrosive classification, and water-treatment document scope.
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 16961-83-4Fluorine-containing mineral acidCorrosive route review
Target buyers
- Water-treatment chemical buyers
- Fluoride salt manufacturers
- Industrial chemical distributors with acid capability
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
Packing notes
- 250 kg drum or IBC subject to route
- Corrosion-resistant package and cap photo review
- Forwarder acceptance and destination unloading plan required
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.
Common applications
- Water-treatment chemical supply where compliant
- Fluoride salt production chains
- Industrial acid distribution with route review
Sourcing options
- Drum or IBC route comparison
- Fluoride basis and impurity COA review
- Destination approval and document pre-check
Compliance notes
- Corrosive and fluoride-containing cargo classification must be confirmed before quotation
- Request SDS, COA, transport classification, HS code, packing certificate, and package photos
- Water-treatment or fluoridation uses require buyer-side local approval review
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.
fluorosilicic acid 35% supplierhexafluorosilicic acid CAS 16961-83-4H2SiF6 drum exportfluoride acid sourcing China
Related product options
Build a broader quote package from adjacent options.
Buyers often compare neighboring grades, forms, or route options before sending one consolidated RFQ.
Mineral acid
Sulfuric Acid 98%
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Mineral acid
Phosphoric Acid 85%
Phosphoric acid sourcing page for buyers comparing food, tech, or industrial grade, assay basis, color, arsenic or heavy-metal limits, packing, and target-market documents.
Oxidizing mineral acid
Nitric Acid 68%
Nitric acid sourcing page for qualified buyers checking concentration, nitrate impurity profile, oxidizer and corrosive classification, package route, and strict document readiness.
High-hazard mineral acid
Hydrofluoric Acid 40-55%
Hydrofluoric acid sourcing coordination page for qualified buyers checking concentration, package compatibility, route feasibility, SDS scope, and mandatory human review before RFQ.
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.
- Which H2SiF6 concentration and fluoride basis should suppliers quote?
- Is the intended use water treatment, chemical processing, or another regulated application?
- Which drum or IBC package, route, and destination documents are required?
- Corrosive and fluoride-containing cargo classification must be confirmed before quotation
- Request SDS, COA, transport classification, HS code, packing certificate, and package photos
- Water-treatment or fluoridation uses require buyer-side local approval review
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.