How to buy phosphate fertilizer from China without learning it the hard way

Sourcing phosphate from China is not complicated. It becomes expensive when four things are left unsettled until after the contract: the specification basis, the export position, the documents, and the loading quantity. Each is cheap to fix before signing and expensive to fix afterwards.

This is the sequence that works.

Step 1 — Decide what you are actually buying

Before approaching a supplier, write down the product, the grade, the quantity and the application. Not “DAP” — “DAP 18-46-0, 3,000 MT, for blending with urea and potash into an NPK, discharge Santos, quarterly shipments”.

That sentence eliminates most of the wrong answers immediately, because it tells the supplier:

• that the material has to be granule-compatible (blend, not direct application)
• that DAP blended with urea will cake, so MAP may be the better recommendation
• that the freight is long, so concentration per tonne matters
• that the volume is a vessel or a series of container parcels

A supplier who understands the application will come back and question the DAP. A supplier who does not will simply quote it.

Step 2 — Set the specification, not just the grade

The grade is the nutrient content. The specification is everything else, and it is where acceptance is decided:

• Basis of analysis — available P2O5, and the test method
• Water-soluble P2O5 as a percentage of available
• Moisture limit
• Granule size band and tolerance
• Crushing strength
• Free acid (superphosphates)
• Water-insoluble residue (soluble and fertigation grades)
• Packaging, liner, marks, loaded quantity per container

If you have a tender document or an existing supplier’s COA, send it. Comparing offers against a common specification is the only comparison worth making; comparing against nothing means comparing two products that happen to share a name.

Step 3 — Confirm the export position

This is the step buyers skip and later regret.

Chinese fertilizer export is subject to inspection and to a licensing regime, with duty measures applied at times. The position has changed more than once within a year. What governs is the requirement in force when your cargo is inspected.

So ask, specifically, for your product and your shipment window. A supplier who answers “no problem, we export all the time” without checking has not checked. A supplier who answers “for 11-52-0 in that window, the position is X, and inspection adds N days” has.

Build the inspection time into the schedule. It is days, not hours, and a vessel missed for a documentary reason costs more than any saving from the purchase.

Step 4 — Agree the documents before the contract

A complete phosphate shipment carries:

• Certificate of analysis for the production lot
• Technical data sheet
• Material safety data sheet
• Packing list
• Commercial invoice
• Certificate of origin
• Bill of lading
• Phytosanitary certificate, where the destination requires it
• Any destination-specific declaration

Two of those cause most of the problems. The COA, because it has to state the figures the contract is enforced against, with methods. And the destination declaration, because it is the one discovered late — a radioactivity declaration, a heavy-metal declaration, a registration reference.

Confirm both at quotation stage. Not “we can provide” — which documents, issued by whom, against which limits.

Step 5 — Fix the commercial terms

Trade term. FOB, CFR or CIF. Ask for the one you work on and compare on that basis; a mix of FOB and CFR offers cannot be compared directly.

Payment. T/T or documentary letter of credit. The instruments are standard; the terms — deposit and balance, tenor, issuing bank requirements — are agreed per order.

Loading port. It follows the production source and the sailing available at the time of booking. It should be named in the quotation, not left to be revealed later, because it affects both freight and the documentary chain.

Loaded quantity. Depends on packaging, container type and the destination’s weight limit. Confirm the figure rather than assuming a standard.

Step 6 — Verify before you commit

Three options, in increasing cost:

Documents only. The lot COA against your specification. Adequate when the product is standard and the supplier is established.

Pre-shipment sample. The cheapest way to settle a specification argument before committing to a cargo. Sampling, sealing and courier are quoted with the request. Ask early — a sample takes time to draw and ship.

Third-party inspection. SGS, Intertek, Bureau Veritas or a named local surveyor, sampling at loading. Worth it when the cargo is large, when the destination authority samples on arrival, or when the specification has been disputed before. The scope has to be agreed in advance.

Step 7 — Handle the import side

Fertilizer registration and import licensing are the importer’s responsibility, and they are issued in your country, not in China. What a supplier can do is provide the product documentation the registration requires — COA, TDS, MSDS, composition, origin — in the form your authority asks for.

Confirm the registration is in place before the vessel sails. A cargo that arrives before the registration is issued sits at the port at your cost.

The seven points for the contract

1. Product, grade, and basis of analysis with the test method
2. Physical specification — moisture, granule size, strength, free acid
3. Packaging, liner, marks, loaded quantity per container
4. Documents, named individually
5. Trade term and named loading port
6. Payment instrument and terms
7. Inspection regime, and who pays for it

Everything else is negotiation. Those seven are the transaction.

---

Policy and procedural points here describe the structure of the transaction, not the rule in force today. Confirm the position for your shipment with the export desk.