Product identity and grade
State exact identity, grade, concentration or form, process role, quantity, packing, destination and documents.
Mining chemical · Polymer depressant and rheology modifier
Carboxymethyl Cellulose (CMC) for Mining & Mineral Processing
Carboxymethyl cellulose is a grade-sensitive water-soluble polymer used as a depressant or rheology modifier in selected mineral flotation and slurry systems.
- Identity
- Sodium CMC commonly CAS 9004-32-4; polymer grade varies
- Form
- Powder—confirm substitution, viscosity and purity
- Process basis
- Ore, water and flowsheet specific
- Specification
- Contact sales
Product image · confirm grade and packaging when ordering
Share exact chemistry, process role, ore or water context, quantity, destination and documents.
ApplicationOre and flowsheet specific
SpecificationRequest the grade-specific document
ValidationLaboratory and pilot work required
ControlsSDS and site engineering required
Product overview
What is Carboxymethyl Cellulose (CMC) used for in mining?
Carboxymethyl cellulose is a grade-sensitive water-soluble polymer used as a depressant or rheology modifier in selected mineral flotation and slurry systems.
Performance depends on the exact commercial grade, mineralogy, liberation, pulp and recycle-water chemistry, upstream and downstream reagents, equipment and control strategy. Select the grade through representative laboratory and pilot testwork before setting plant operating conditions.
Procurement snapshot
- Product
- Carboxymethyl Cellulose (CMC)
- Identity
- Sodium CMC commonly CAS 9004-32-4; polymer grade varies
- Form
- Powder—confirm substitution, viscosity and purity
- Process role
- Polymer depressant and rheology modifier
- Qualification
- Ore, water and circuit specific
- Product specification
- Request the offered grade’s specification
Procurement checklist
How to source Carboxymethyl Cellulose (CMC) for mining
Compare the offered grade, application requirements and commercial terms before requesting a sample or placing an order.
Quotation and delivery basis
Compare the product specification, active or assay basis, representative COA, transport classification, Incoterm and lead time.
Application and process requirements
Share mineralogy, flowsheet stage, water chemistry, existing reagent suite, target response and test protocol.
Technical and quality documents
Request current SDS, grade-specific specification or TDS, methods, batch COA, traceability and source-specific documents.
Process screening
Carboxymethyl Cellulose (CMC) mining application guide
Evaluate these process roles through representative testwork, with dosage and operating conditions established for the actual ore, water and circuit.
Depressant screening
Identify the unwanted mineral phase and compare CMC grades in representative flotation tests. Do not assume that a grade selected for one ore will remain selective in another.
Grade and recovery balance
Compare concentrate grade, valuable-mineral recovery and mass pull together. Greater depression alone is not evidence of a better operating result.
Slurry rheology
Check mixing and flow at the actual solids content and water composition. A viscosity value measured in a supplier test solution is not a plant-slurry prediction.
Reagent-suite compatibility
Evaluate CMC with the existing collector, frother and modifier system. Record conditioning sequence and water reuse conditions when comparing trials.
Technical selection
Questions to resolve before approving Carboxymethyl Cellulose (CMC)
Viscosity and test method
Request the concentration, temperature, instrument and measurement conditions with every viscosity result. Compare grades only on a consistent test basis.
Substitution and supplied grade
Confirm degree of substitution, purity and physical form against the source-specific specification. Do not substitute food-grade CMC solely because the chemical name is similar.
Make-down and handling
Agree the dissolution procedure, water quality and solution preparation conditions for qualification. Check whether the proposed grade suits existing mixing and transfer equipment.
Ore and water response
Provide mineralogy, solids content, process-water analysis and the target separation duty. Assess downstream clarification and residue requirements alongside flotation results.
Technical documents
Request the current Carboxymethyl Cellulose (CMC) product specification
Bespring Chemical does not publish product specifications for this mining chemical online. Contact sales for the current source-specific specification or TDS and confirm its revision, methods and acceptance criteria.
Product documents
Request the signed current specification or TDS, SDS, analytical methods, representative COA and batch COA.
Safety and logistics
Confirm hazard and transport classification, compatible packing, storage segregation, shelf life and emergency controls.
Authoritative context
Review the US EPA hardrock-mining source book, the EPA ore-mining and dressing technical document, USGS mineral-processing context and NIH PubChem.
Mining-process note: A raw-material identity does not establish recovery, selectivity, dosage or environmental acceptability. Use representative metallurgical or water testwork, qualified engineering, site permits and monitored residue, effluent, air and worker controls.
Storage and handling
Handle Carboxymethyl Cellulose (CMC) under the current SDS
- Source instructionsFollow the current SDS and grade-specific specification for storage temperature, ventilation, segregation and shelf life.
- IncompatibilitiesKeep away from incompatible acids, alkalis, oxidants, reductants, moisture, ignition sources or metals identified for the exact product.
- Engineered controlsUse suitable closed transfer, dust or vapor control, containment, PPE, gas monitoring where relevant and trained emergency procedures.
Mining buyer questions
Carboxymethyl Cellulose (CMC) FAQ
What is Carboxymethyl Cellulose (CMC) used for in mining?
Carboxymethyl cellulose is a grade-sensitive water-soluble polymer used as a depressant or rheology modifier in selected mineral flotation and slurry systems. Suitability must be established for the specific ore, water, flowsheet and site.
Which Carboxymethyl Cellulose (CMC) grade should mining buyers specify?
Sodium CMC commonly CAS 9004-32-4; polymer grade varies; Powder—confirm substitution, viscosity and purity. State the exact chemistry, grade, active concentration, physical form and critical impurity limits.
Why is there no public specification?
Bespring Chemical does not publish specifications for this mining chemical online. Contact sales for the current source-specific specification or TDS, methods and representative COA.
Does this page provide a mining reagent dosage?
No. Reagent selection, dosage, conditioning order and control limits require representative mineralogical, metallurgical or water-treatment testwork and qualified site engineering.
What should the mining RFQ include?
Provide the exact identity, grade or concentration, process role, ore or water context, critical limits, quantity, packing, destination, documents, Incoterm and delivery date.
Related sourcing
Related mining reagents and process guides
For reagent roles and comparative test planning, see the flotation reagent selection guide. For food applications, use the separate food-grade CMC page; the two grades are not interchangeable by name alone.
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Specification-led mining supply
Request a Carboxymethyl Cellulose (CMC) specification and quote
Share identity, grade or concentration, process role, ore or water context, critical limits, quantity, packing, destination and documents.
- Grade-specific specification or TDS
- Representative and batch COA
- SDS, packing and transport confirmation
- Source-specific documents on request
Product documents
Request documents
Tell us your grade and destination market so we can confirm which documents are available for your order.
An external reference is not a batch certificate or a Bespring product specification.