This factory-selection checklist is part of our shisha charcoal buyer's guide.
Choosing a shisha charcoal supplier is a due-diligence exercise: a quote tells you a price, not whether the factory can prove its specifications, ship its cargo legally, and reproduce the result order after order. The criteria below are what a professional buyer verifies — each with the document or page that proves it.
Commercial terms at a glance
The container-level terms a serious factory states up front. Values are our own; any term we did not publish simply would not appear.
- Minimum order
- 18 tons (one 20ft container)
- Payment terms
- 50% T/T advance, balance against the B/L copy no later than one week after vessel departure
- Lead time (PO → vessel)
- 21 days (20-ft) / 21–25 (40-ft)
- Incoterms offered
- EXW / FOB / CFR / CIF
- Port of loading
- FOB Semarang, Indonesia
The factory-selection checklist
Seven criteria — each with how to verify it and where the proof lives.
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Specifications & test methods
Proximate analysis (moisture, volatile matter, ash, fixed carbon) and calorific value, run to a named method.
How to verify: Ask which method: ASTM D1762-84(2021) is charcoal-specific, or the ISO 18122 (ash), 18123 (volatile matter), 18134-1 (moisture) and 18125 (calorific value) solid-biofuel series. Fixed carbon is always calculated by difference. Coal and coke standards (ISO 1171, ASTM D3172/D3175) are the wrong material class.
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Third-party COA & certifications
Independent, per-batch confirmation of the numbers — not self-reported.
How to verify: Require a Certificate of Analysis from an independent lab (e.g. SGS / Intertek) per batch. ISO 9001 certifies the management system, not the product, so treat the COA as separate product evidence. For Muslim-majority markets, halal certification (in Indonesia: BPJPH issues the certificate under Law 33/2014; LPPOM MUI audits) is a high-value trust signal.
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Dangerous-goods (UN 1361) compliance
Charcoal is a self-heating dangerous good and must ship as one.
How to verify: Since IMDG Amendment 42-24 and Special Provision 978, the old exemption is gone: charcoal must be declared UN 1361, Class 4.2, and the self-heating test (UN N.4) no longer exempts it. A compliant supplier provides a DG declaration, Class 4.2 labels, and P002 packaging (Packing Group III: ≤40 °C at packing, ≥30 cm headspace, prior weathering). Ask whether your shipping line requires a self-heating test report; if it does, confirm the supplier can obtain one.
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Capacity & lead time
Enough monthly output and consistent lead times to support reorders.
How to verify: Ask for tonnes per month, the number of production lines, and the lead time at your volume — and whether it holds through seasonal peaks.
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Samples & QC
A documented sampling protocol and pre-shipment inspection.
How to verify: Order a sample and test it; confirm there is a written QC and sampling protocol and a pre-shipment inspection on every container.
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MOQ, Incoterms & payment
Commercial terms that match container norms.
How to verify: Confirm MOQ, Incoterms (FOB / CFR / EXW) and payment terms in writing before you order; an MOQ far outside container norms is a warning sign.
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Branding / OEM
The ability to supply under your own label if you need it.
How to verify: If you plan to sell under your own brand, confirm white-label artwork, MOQ and finishing capability up front.
How we meet each criterion
Here is how our factory answers the checklist above — each point backed by a document or a page, not a claim.
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Every container ships with a third-party laboratory report (Carsurin, Beckjorindo, SGS) alongside our Certificate of Analysis.
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We declare and ship as UN 1361, Class 4.2, and adopted SP 978 compliance voluntarily — ahead of the IMDG Amendment 42-24 mandate.
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Our quality management system is ISO 9001:2015 certified.
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Capacity is 350 tonnes per month across 4 production lines, on a lead time of about 21 days for a 20-ft container and 21–25 days for a 40-ft, plus 7–10 days for a first order under a new brand.
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We ship UN 1361 with carriers that accept it: MSC, Maersk, CMA CGM.
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Order a sample to verify ash, density and burn before you commit to a container.
A View from the Other Side: Is Full Due Diligence Overkill for a First Order?
The strongest argument against this checklist is speed and cost. A buyer placing a single trial container can reasonably say that demanding a third-party COA, a capacity audit and a signed Incoterms sheet — before a relationship even exists — adds weeks and fees to what is meant to be a low-stakes test. Many small importers do skip most of it, order one container on a photo and a price, and accept the risk. For a one-time buyer who never reorders, that shortcut sometimes works.
It stops working the moment you intend to reorder or resell under your own name — which is the entire premise of wholesale. The checklist is not a wall in front of the first order; it is sequenced to fit inside it. A sample ships before any container commitment, so you test ash, density and burn for the price of courier — not a container. Dangerous-goods compliance is non-negotiable regardless of order size: since IMDG Amendment 42-24 the self-heating test no longer exempts charcoal, so a supplier who cannot produce a DG declaration cannot legally load your cargo, trial or not. And the proof that costs the buyer the most to gather — DG paperwork, ISO 9001:2015, a carrier that accepts declared UN 1361, a per-batch COA — is documentation a serious factory already holds and hands over at no added lead time. Here that compliance was adopted voluntarily a year ahead of the 2026 mandate. The due diligence you skip on order one is the inconsistency you discover on order three, when the brand on the box is yours.
EU buyers: REACH & CLP in brief
This is buyer guidance, not legal advice. Charcoal is not REACH-exempt (substance identity EC 240-383-3 / CAS 16291-96-6); it is not classed as "natural", coal or coke. The EU importer — not the non-EU factory — bears REACH registration once it imports one tonne or more per year in aggregate.
A non-EU manufacturer may appoint an EEA-established Only Representative (OR) so the importer becomes a downstream user. Under CLP, charcoal has no harmonised classification and is self-classified — commonly as a self-heating solid (Self-heat. 1, H251) and often also Flam. Sol. 2, H228 — with a classification and labelling notification due within one month of placing it on the market.
Confirm your exact obligations with your EU importer or a regulatory consultant — they depend on your import volume and legal-entity structure. We support EU buyers with full SDS and COA documentation.
Questions to ask a supplier
- Can you provide a third-party lab COA (SGS / Intertek) for this batch?
- What test methods do you run — ASTM D1762 or the ISO 18xxx series?
- Can you provide a DG declaration for UN 1361 — and, if my shipping line requires a self-heating test report, can you obtain one?
- What is your monthly capacity and lead time at my volume?
- Can I order a sample before the first container?
- Do you offer white-label packaging, and at what MOQ?
Red flags & due diligence
Dig deeper — or walk away — if you see any of these.
- Refusal to provide a DG declaration.
- Charcoal declared as "non-DG" or mis-declared as UN 3088 — it must be UN 1361.
- Only self-reported lab data, with no independent COA.
- No consistent batch-to-batch COAs.
- An MOQ far outside container norms.
- Business registration (Indonesian NIB) that cannot be verified.