Charcoal & Activated Carbon

Granular Activated Carbon (Coconut Shell)

Coconut shell GAC in 8×30, 12×40 and 20×50 mesh — the packed-column grade for water, beverage and spirit filtration where powder would blind the bed.

SKU
ZNP-AC-005
Grade
Food / potable water grade
CAS number
7440-44-0
Country of origin
Philippines / Sri Lanka / Indonesia
Minimum order
25 kg
Lead time
3–7 business days from US stock
Food grade Potable water contact approved Kosher Halal REACH registered

Product overview

Granular carbon exists because powder cannot be used in a flowing system. Packed into a column and fed a liquid stream, powdered carbon compacts and blinds the bed almost immediately. Granules maintain voidage and permissible pressure drop while still presenting adequate surface area.

Made from the same high-quality steam-activated coconut shell as our powdered grade, so the adsorptive chemistry is identical — only the physical form differs. Coconut shell's hardness matters especially here: it resists attrition, so the bed does not degrade into fines and channel over its service life.

Available in 8×30, 12×40 and 20×50 mesh. Finer grades give faster kinetics and higher pressure drop; coarser grades the reverse. Tell us your flow rate and vessel geometry and we will recommend the mesh.

Key facts at a glance

Product
Granular Activated Carbon (Coconut Shell)
Grade
Food / potable water grade
CAS number
7440-44-0
Origin
Philippines / Sri Lanka / Indonesia
Minimum order
25 kg
Lead time
3–7 business days from US stock
Packaging
25 kg multi-wall kraft bags with PE liner. Bulk sacks available for volume orders.
Documentation
Lot-specific COA, SDS, spec sheet, allergen and GMO statements

Technical specification

Appearance
Black hard granules
Raw material
Coconut shell
Activation method
Steam activation
Mesh sizes
8×30, 12×40, 20×50
Iodine number
≥ 1000 mg/g
Surface area (BET)
950–1150 m²/g
Hardness
≥ 95%
Moisture
≤ 5%
Ash content
≤ 5%
Apparent density
0.45–0.55 g/cm³
Heavy metals
≤ 10 ppm
Shelf life
36 months

Values shown are typical. The Certificate of Analysis issued for your specific lot governs.

Applications

  • Drinking and process water filtration
  • Beverage and spirit polishing
  • Point-of-use and whole-house filter cartridges
  • Air and vapour phase adsorption
  • Gold recovery and industrial processes
  • Aquarium and pond filtration

Packaging & supply

25 kg multi-wall kraft bags with PE liner. Bulk sacks available for volume orders.

Minimum order quantity
25 kg
Lead time
3–7 business days from US stock
Country of origin
Philippines / Sri Lanka / Indonesia
Shipping terms
FOB and DDP terms available. Domestic LTL and parcel, plus international air and sea freight.

Documentation supplied

  • Lot-specific Certificate of Analysis
  • Safety Data Sheet (SDS/MSDS)
  • Technical and specification sheet
  • Allergen, GMO and gluten statements
  • Kosher and Halal certificates where applicable
  • Full lot traceability records

Questions about Granular Activated Carbon (Coconut Shell)

Should I use granular or powdered activated carbon?

Use granular in any flowing system — packed columns, filter cartridges, water treatment — where powder would compact and blind the bed. Use powder for batch treatment, where the carbon is stirred into a liquid, held, then filtered out, and for anything ingested or applied to skin.

Which mesh size should I specify?

It is a trade-off between kinetics and pressure drop. 12×40 is the most common choice for water filtration. 8×30 gives lower pressure drop for high flow rates, while 20×50 gives faster adsorption at the cost of higher pressure drop. Send your flow rate and vessel dimensions and we will recommend one.

Can we make this to your specification?

Yes. Mesh size, assay strength, blend ratio, packaging format and label are all specifiable. We are your turnkey manufacturing partner — if you need this material milled differently, blended with another active, or delivered as a finished encapsulated product under your own brand, that is ordinary work for us rather than an exception.

See contract manufacturing services

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Next step

Tell us what you are formulating

Send your specification, target assay and volume. You will get pricing, a current Certificate of Analysis and a sample within two business days.