Ion-exchange resins
Crosslinks styrenic resin matrices used in cation and anion exchange systems.
Read application guide →
CROSSLINKING MONOMER · CAS 1321-74-0
Divinylbenzene
A controlled aromatic crosslinker used to tune network density, porosity and mechanical performance in ion-exchange, adsorbent and specialty resin systems.
VERIFIED PRODUCT IDENTITY
Start qualification with the right chemical.
TRPH evaluates each inquiry against the requested application, specification and destination. Final acceptance criteria are defined only in mutually approved commercial documents.
- Product
- Divinylbenzene
- CAS Number
- 1321-74-0
- Molecular Formula
- C₁₀H₁₀ (principal component)
- Molecular Weight
- 130.19
- Typical form
- Clear to pale-yellow, inhibitor-stabilized commercial isomer mixture
- Industrial role
- Crosslinking monomer for resin and polymer systems
TECHNICAL DECISION MAP
DVB qualification from identity to shipment
01Required DVB content or approved commercial grade
02Isomer profile and inhibitor system
03Color, polymer content and acceptance limits
04Packaging, destination and temperature exposure
EVIDENCE-BASED BUYER GUIDANCE
How to evaluate Divinylbenzene without relying on a generic product claim
Divinylbenzene should be evaluated against a defined purchasing job: crosslinking monomer for resin and polymer systems. A useful supplier discussion connects chemical identity, the buyer’s process, measurable acceptance criteria and shipment evidence. It should not assume that a family name, search keyword or typical value is enough to approve a material.
1. Convert the search term into an approved specification
Start by confirming the exact identity and supplied form of Divinylbenzene. Then turn the critical requirements into written limits and methods. The working review should cover Required DVB content or approved commercial grade, Isomer profile and inhibitor system, Color, polymer content and acceptance limits, Packaging, destination and temperature exposure. Where a parameter affects the customer’s process, agree whether it is a contractual limit, a typical value or a batch-reported result. This distinction prevents a quotation from appearing equivalent when the analytical basis is different.
2. Link supplier data to the customer’s validation plan
Supplier documents describe the material, but they do not prove performance in every formulation or production line. For Divinylbenzene, define a controlled comparison with the current material or an agreed baseline. Record sample identity, dosage or feed basis, process conditions, test methods and pass/fail criteria before the trial. Scale-up should occur only after the buyer’s technical team has reviewed the result and any safety implications.
3. Keep commercial release tied to evidence
Before releasing an order for Divinylbenzene, align the quotation, approved specification, current SDS and TDS, packaging, label information and destination requirements. For shipment, match the batch number and agreed parameters across the COA, packing list and labels. Any deviation should be documented and resolved before release rather than explained after arrival.
Evidence expected at each decision point
| Decision point | Evidence to review | Buyer decision |
|---|---|---|
| Identity | Full name, CAS Number where applicable, supplied form | Is this the intended material? |
| Technical fit | Specification, methods, application conditions and trial data | Can it meet the process target? |
| Commercial fit | Quantity, packaging, Incoterm, lead time and destination | Is the offer comparable and executable? |
| Release | Batch COA, labels, packing list and inspection evidence | Can the shipment be approved? |
APPLICATION FIT
Where buyers evaluate DVB
Adsorbent resins
Supports porous resin structures for separation, purification and recovery processes.
Read application guide →Water-treatment materials
Used upstream in resin manufacture; suitability depends on the resin recipe and finished-media requirements.
Specialty polymers
Provides controlled crosslinking in selected functional polymers, coatings and resin intermediates.
RFQ CHECKLIST
Information that improves quotation accuracy.
Sharing these details early helps the technical and logistics teams check suitability without relying on assumptions.
- Required DVB content or approved commercial grade
- Isomer profile and inhibitor system
- Color, polymer content and acceptance limits
- Packaging, destination and temperature exposure
- Current TDS, SDS, COA and commercial specification
BUYER FAQ
Frequently asked questions
Is commercial Divinylbenzene a single pure isomer?
Commercial DVB is commonly supplied as a controlled mixture. Buyers should qualify the current commercial specification, including assay basis, isomer profile, inhibitor and relevant impurities.
What determines the right DVB grade for an ion-exchange resin?
Target crosslink density, porosity, swelling, mechanical strength and resin process conditions all matter. Share the resin type, recipe, desired performance and current specification before grade selection.
Why is inhibitor information important?
DVB is reactive and normally stabilized for storage and transport. Confirm inhibitor type and level, storage conditions, shelf life and any effect on your polymerization process in approved documents.
Have a target specification?