Chemineral — Petrochemicals from Oman
Chemineral
Chart table on a ship's bridge at night
Insights · Market intelligence

Reports, forecasts, and guides — written by the traders who move the cargo.

Buyer's guides, specifications explained, and practical notes on shipping, documentation, quality, and procurement. Written by the Chemineral trade desk — no content marketing, no filler.

All insights
Compounding line producing masterbatch strands
Guide12 min read

Calcium Carbonate as a Filler in Plastics and Masterbatch: Buyer's Guide

What calcium carbonate adds to plastics and what it costs, how particle size, top-cut, coating and moisture affect extrusion and film, and what to specify when you buy a filler grade.

04 Nov 2026
Compliance desk overlooking a port at dusk
Regulation12 min read

Sanctions and Compliance in Commodity Trade: A Practical Guide

How buyers and sellers of bulk commodities screen counterparties, vessels and ports, ask about end use, spot red flags, write compliance clauses and keep records, and what to do when in doubt.

04 Nov 2026
Bunded chemical storage tanks at dusk
Guide12 min read

Storing and Handling Caustic Soda: Solid and Liquid, at the Buyer's End

How to store and handle caustic soda flakes, pearls and liquor after delivery: moisture and CO2 pick-up, tank materials, dissolving heat, freezing, PPE, spills and segregation.

04 Nov 2026
Trade certificates and seal on a desk
Regulation12 min read

Certificates of Origin for Bulk Trade: Types, Data and Common Errors

What a certificate of origin proves, how preferential and non-preferential origin differ, who issues one, the mistakes that cause rejection, and how to verify a certificate.

03 Nov 2026
Fertiliser blending plant with urea granules
Guide12 min read

Granular Urea in NPK and Bulk Blends: Size, Moisture and Compatibility

Why blenders choose granular urea, and how to match granule size, limit segregation, control moisture and caking, check compatibility and write a purchase specification.

03 Nov 2026
Chemical drums in a port dangerous-goods yard
Regulation13 min read

Shipping Chemicals as Dangerous Goods by Sea: A Buyer's Guide

How sea shipments of dangerous goods are classified, packed, marked, declared and stowed, and what importers should settle with the seller and carrier before booking.

03 Nov 2026
Insulated bitumen storage tanks at a depot
Guide12 min read

Storing and Handling Bitumen: Heating, Tanks, Drums and Safety

How to heat, store and unload bitumen at your site without ageing the binder or injuring staff: temperature control, tanks, drums, water hazards and housekeeping.

03 Nov 2026
Trade documents on a desk overlooking a port
Guide12 min read

Payment Terms in Bulk Commodity Trade: TT, LC, Collections and Open Account

How advance TT, letters of credit, documentary collections, open account, credit insurance and staged payments allocate risk between buyer and seller, and how Incoterms and documents fit in.

02 Nov 2026
Paving machine laying fresh asphalt on a highway
Guide12 min read

Polymer-Modified Bitumen (PMB): Why It Is Used, How to Test and Specify It

What PMB is, when it beats straight-run bitumen, how SBS compares with other modifiers, and what to write in a specification: elastic recovery, storage stability, heating limits and tests.

02 Nov 2026
Sealed retained samples on a laboratory shelf
Guide12 min read

Quality Claims and Disputes in Bulk Chemical Trade: A Buyer's Guide

How quality disputes arise on bulk chemical cargoes and how they are settled: retained samples, quality clauses, notice periods, umpire labs, arbitration versus courts, and evidence to keep.

02 Nov 2026
Loading resin pallets into a container
Logistics12 min read

Shipping Polymer Resin in Containers: Loading, Moisture and Free Time

How to ship PE and PP resin in 20ft and 40ft containers: bagging, palletising, condensation control, loading plans, seals, FCL versus LCL, detention and demurrage, and documents.

02 Nov 2026
Draft marks on the hull of a bulk carrier
Logistics12 min read

Draft Surveys for Bulk Cargo: Accuracy, Outturn and Shortage Claims

How a draft survey weighs a bulk cargo from the ship's draft, where its errors come from, how it compares with shore scales, and how to handle bill of lading versus outturn differences.

31 Oct 2026
Customs inspection area at a container port
Regulation12 min read

HS Codes for Petrochemicals: Six-Digit Headings and Why They Matter

What HS codes are, how the six-digit international code differs from national tariff lines, why misclassification costs money, and the six-digit headings for bitumen, urea, sulphur, polymers and more.

31 Oct 2026
Bulk carriers waiting at anchor outside a port
Logistics12 min read

Laytime and Demurrage Explained: NOR, SHINC/SHEX and Time-Bars

How laycan, notice of readiness, laytime, demurrage and despatch work on bulk cargoes, with a hypothetical laytime statement and the contract clauses that keep buyers out of disputes.

31 Oct 2026
Cargo ship in heavy seas
Guide12 min read

Marine Cargo Insurance Guide: ICC (A), (B), (C), War, Strikes and Claims

What the Institute Cargo Clauses cover, why CIF only gives minimum cover, how general average works, who insures under each Incoterm, and the steps to take when a cargo is damaged or short.

31 Oct 2026
Activated carbon filters at a water treatment plant
Guide12 min read

Activated Carbon Selection Guide: Raw Material, Form and Key Specifications

Coconut shell, coal or wood; powder, granules or pellets. Learn how iodine number, methylene blue, ash, hardness and mesh size should drive your purchase for water, gold, air or food.

29 Oct 2026
Bulk fertilizer in the hold of a bulk carrier
Logistics13 min read

Bagged vs Bulk Fertiliser Shipping: Costs, Risks and Port Realities

Should you ship fertiliser in 50 kg bags, jumbo bags or bulk? A buyer's guide to moisture and caking risk, hold cleanliness, discharge rates, port infrastructure and cost trade-offs.

29 Oct 2026
Refinery base oil unit at sunset
Guide12 min read

Base Oil Group I, II and III Explained: A Buyer's Guide to API Categories

Group I, II and III base oils differ in saturates, sulphur and viscosity index. Learn how SN150, SN500 and bright stock fit each group, and which CoA lines to check before you buy.

29 Oct 2026
Export yard with thousands of bitumen drums at a port
Guide12 min read

Bitumen Grades Explained: Penetration, Viscosity and PG Compared

How to read a bitumen grade name, how 40/50, 60/70, 80/100, 85/100, VG-10/30/40 and PG grades differ, and which grade suits your climate, traffic and application.

29 Oct 2026
Forklift handling bitumen drums in a port warehouse
Logistics13 min read

Bitumen Packaging and Transport: Drums, Bags, Flexitanks, ISO Tanks, Bulk

Compare steel drums, jumbo bags, flexitanks, ISO tanks and heated bulk vessels for bitumen: handling, reheating, losses and how to choose by your destination's infrastructure.

29 Oct 2026
Inspector sampling bitumen at a terminal storage tank
Guide13 min read

Bitumen Quality Tests to Demand on the Certificate of Analysis

What penetration, softening point, ductility, flash point, solubility, ageing tests and specific gravity tell you about bitumen, how to read a certificate, and the red flags to look for.

29 Oct 2026
Chlor-alkali plant producing caustic soda
Guide13 min read

Caustic Soda Flakes, Pearls or Liquid: How to Choose the Right Form

Flakes, pearls and liquid lye are one chemical in three formats. Here is how concentration, purity, packaging, safety and freight decide which form belongs in your supply chain.

29 Oct 2026
Yellow sulphur stockpile at a port terminal
Guide12 min read

Granular Sulphur Buyers' Guide: Forms, Purity, Uses and Safe Handling

How to choose between granular, lump, prilled, flake and powder sulphur, read purity, ash, acidity and moisture figures, and handle a flammable, dust-explosive cargo safely.

29 Oct 2026
Limestone quarry supplying ground calcium carbonate
Guide12 min read

Ground vs Precipitated Calcium Carbonate: GCC or PCC, and How to Specify

GCC is milled from natural rock; PCC is made by precipitation. Learn how whiteness, D50 and D97, coating and moisture decide which to buy for plastics, paint, paper and construction.

29 Oct 2026
Polyethylene plant at dusk
Guide12 min read

HDPE vs LDPE vs LLDPE: How to Choose the Right Polyethylene

HDPE, LDPE and LLDPE are all polyethylene, but chain structure changes stiffness, clarity and processing. Here is how each behaves and how to match grade to application.

29 Oct 2026
Inspector sampling urea during ship loading
Guide12 min read

How to Read a Urea Specification and Certificate of Analysis

A buyer's walkthrough of the numbers that matter on a urea spec and CoA: total nitrogen, biuret, moisture, size, free ammonia and coatings, plus what is negotiable and the red flags to watch.

29 Oct 2026
Independent inspector visiting a supplier's tank farm
Guide13 min read

How to Verify a Petrochemical Supplier and Avoid Trade Fraud

Common scam patterns in petrochemical trading, a step-by-step due-diligence process, safer payment structures and a red-flag checklist for buyers and importers.

29 Oct 2026
Trade desk office overlooking a busy port
Guide13 min read

How to Write an RFQ for Bulk Petrochemicals That Gets Firm Offers

A practical structure for a bulk petrochemical request for quotation: specification, quantity tolerance, packaging, Incoterm, laycan, payment, inspection and documents, so offers arrive fast and comparable.

29 Oct 2026
Bulk carrier leaving port at sunrise
Guide13 min read

Incoterms 2020 for Petrochemical Buyers: Where Risk and Cost Transfer

A practical guide to EXW, FCA, FOB, CFR, CIF, DAP and DDP for bulk and containerised petrochemicals, including CIF insurance minimums and the mistakes that cost buyers money.

29 Oct 2026
Loaded tanker at anchor awaiting discharge
Guide13 min read

Letters of Credit for Commodity Imports: Types, Documents and Pitfalls

How sight and usance LCs, confirmation and SBLCs work for bulk petrochemical purchases, which documents banks check under UCP 600, and how to avoid discrepancies.

29 Oct 2026
Polypropylene plant silos and bagging lines
Guide12 min read

Polypropylene Grades Explained: Homopolymer, Random and Impact Copolymer

How to read polypropylene grades: homopolymer, random and impact copolymer, what melt flow index means for raffia, injection, fibre, film and thermoforming, and which additives matter.

29 Oct 2026
Urea plant with prilling tower on the coast
Guide13 min read

Prilled vs Granular Urea: Which Grade to Buy and Why

Prilled and granular urea are both 46% nitrogen, but they differ in size, strength, caking and blending behaviour. Here is how to choose the right grade for your market and logistics.

29 Oct 2026
Neat prime stock beside loosely stacked mixed stock
Guide12 min read

Prime vs Off-Grade Polymers: Definitions, Risks and Documents to Demand

Prime, near-prime, off-grade and wide-spec resin explained, with the risks of each, when off-grade makes sense, and the documents that protect you from re-bagged or blended material.

29 Oct 2026
Inspector checking polymer resin bags in a container
Guide12 min read

Quality Checks for Imported Polymer Resin: What to Test and When

A practical buyer's checklist for imported PE and PP resin: documents, bag markings, MFI, density, ash, moisture, gels and black specks, plus how to sample and what to do when results fail.

29 Oct 2026
Container ship loading at a terminal
Logistics13 min read

The Export Shipping Document Set for Petrochemicals, Explained

What each shipping document does, who issues it, how bill of lading types differ, and the errors that delay clearance and payment on petrochemical cargoes.

29 Oct 2026
Refinery at dusk
Market Report12 min read

What Drives Middle East Bitumen Supply and Pricing: A Buyer's Guide

Why bitumen availability and price move, from refinery yields and residue economics to paving seasons, freight, packaging premiums and the timing of purchases.

10 Apr 2026
Urea stockpile in a storage dome
Market Report12 min read

What Moves Urea Prices: Gas, Tenders, Export Policy, Freight and Seasons

A buyer's guide to the forces behind urea price swings, from natural gas costs and tender-driven demand to export policy, freight and seasonality, and how to read them without a forecast.

05 Apr 2026
Tanker sailing along an arid coastline at sunset
Logistics12 min read

Suez or Cape: A Routing Guide for Petrochemical Buyers

How to compare Suez and Cape of Good Hope offers: routing clauses, ETA and laycan risk, war-risk insurance, who pays for a change of route, and how to read a delivered quote like for like.

28 Mar 2026
Pre-shipment inspector sampling a cargo hold
Guide12 min read

Pre-Shipment Inspection for Petrochemicals: What It Covers and Proves

What independent pre-shipment inspection covers, how sampling and sealed retained samples work, what a certificate does and does not prove, and how to write and verify it in your contract.

20 Mar 2026
Plastic film converting factory
Market Report12 min read

What Drives HDPE and PP Demand and Pricing in Asia: A Buyer's Guide

How end-use sectors, converter buying behaviour, feedstock routes and regional supply shape HDPE and polypropylene demand and prices in Asia, and how buyers can read the signals.

12 Mar 2026
Industrial port on the Omani coast
Guide12 min read

Buying Petrochemicals from Oman: Geography, Ports and What to Check

Why Oman's position outside the Strait of Hormuz and on the Arabian Sea matters to petrochemical buyers, how Sohar and Salalah differ, and what to check before buying from an Omani origin.

01 Mar 2026
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