T13 · Trade opportunity evidence

Tunisia (TUN) to Angola (AGO) polyphosphates: sodium triphosphate (sodium tripolyphosphate) (HS6 283531)

A country-to-country view of reported polyphosphates: sodium triphosphate (sodium tripolyphosphate) trade, combining buyer demand, exporter position, market structure, access conditions, and observed lane history.

Exporter Tunisia (TUN)Importer Angola (AGO)HS6 283531One-way tradeCoverage 2012-2022Growing

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3-year buyer projection

$1.9MCalculated from reported demand

Exporter growth

+9%Full available history

Suppliers in market

6Latest reported count

Observed history

11 yearsLast year: 2022

Reported observations

What this polyphosphates: sodium triphosphate (sodium tripolyphosphate) lane shows for HS 283531

Core values for Tunisia (TUN) → Angola (AGO) in HS 283531.

Buyer market

Latest imports$969.7K

Five-year projection$3.0M

Buyer CAGR+47.1%

Latest annual change+24.2%

Exporter position

Latest exports$800.9K

Market share28.6%

Share change-13.7 pp

Best observed share91%

Market structure

Reported suppliers6

Concentration index8,305.8

Share gap+62.4 pp

SignalGrowing

Detailed evidence

Complete lane evidence

Reported values, calculated indicators, and country-pair context for this route.

Measure	Value	What it describes
Buyer imports	$969.7K	Angola (AGO)'s latest reported imports
Exporter exports	$800.9K	Tunisia (TUN)'s exports to Angola (AGO)
Exporter market share	28.6%	Exporter share of the reported buyer market
Buyer five-year CAGR	+47.1%	Annualized change in buyer imports
Exporter full-history CAGR	+9%	Annualized change in exporter exports
Three-year buyer projection	$1.9M	Calculated projection from reported demand
Five-year buyer projection	$3.0M	Calculated projection from reported demand
Average buyer imports	$656.9K	Average reported importer value
Peak buyer imports	$2.8M	Highest reported importer value
Average exporter exports	$597.3K	Average reported lane exports
Peak exporter exports	$1.7M	Highest reported lane exports
Share change	-13.7 pp	Latest one-year change in exporter share
Reported suppliers	6	Supplier countries observed in the latest period
Buyer GDP	$72.5B	Latest buyer-country GDP estimate
Buyer GDP per person	$2.1K	Latest buyer-country GDP per person
Buyer population	33,933.6 thousand	Latest buyer-country population estimate
Buyer investment rate	28.5%	Reported buyer-country investment rate
Buyer secondary education	40.8%	Reported secondary education coverage
Distance	5,093 km	Approximate country-pair distance
Business entry time	36 days	Reported days to start a business
Shared legal system	Yes	Country-pair institutional relationship
Reported FTA	No	Reported trade-agreement indicator
WTO member	Yes	Buyer-country WTO membership indicator
Lane volatility	0.7	Variation indicator across observed lane values
Maximum drawdown	87.5%	Largest observed decline from a prior peak
Observed history	11 years	Coverage through 2022

Research reading

Polyphosphates: sodium triphosphate (sodium tripolyphosphate) demand and the Tunisia (TUN) to Angola (AGO) lane

Angola (AGO) reported $969.7K of polyphosphates: sodium triphosphate (sodium tripolyphosphate) imports in 2022. Tunisia (TUN) accounted for 28.6% of the observed market and reported $800.9K in exports on this lane.

The latest annual values eased slightly, while the longer available history shows +47.1% buyer growth and +9% exporter growth. The page separates reported values from projections and indicators.

Product classification

What does HS 283531 include?

HS 283531 covers Polyphosphates: sodium triphosphate (sodium tripolyphosphate). This page studies the six-digit Harmonized System classification rather than a company, brand, retail category, or individual shipment.

The classification sits in HS chapter 28 and heading 2835. The recorded trade type is one-way trade, with a medium price range classification in the available product reference data.

How to interpret this page

Compare demand, position, and history together

This HS 283531 trade opportunity page brings together the buyer market in Angola (AGO), the exporter position of Tunisia (TUN), and the observed conditions of their trade lane. A large buyer market does not by itself show that every exporter has equal access, and a positive growth rate does not remove the need to examine volatility and historical coverage.

Use the reported imports and exports to understand scale, market share to understand position, projections to understand the calculated forward view, and lane history to understand how much evidence supports the comparison.

Frequently asked questions

Questions about Tunisia (TUN) to Angola (AGO) polyphosphates: sodium triphosphate (sodium tripolyphosphate) trade

What is the HS code for this product?

This page covers HS 283531, the six-digit product classification shown in the trade records.

How large is the Angola (AGO) market?

The page reports the latest buyer imports, historical averages, peaks, growth, and calculated projections for polyphosphates: sodium triphosphate (sodium tripolyphosphate).

How strong is Tunisia (TUN) in this market?

Exporter performance is shown through lane exports, market share, share change, growth, and the number of reported suppliers.

What should be checked before entering this market?

Review market scale, competition, access indicators, volatility, drawdown, and the available history together rather than relying on one signal.

Definitions and coverage

How to read this page

Reported values

Trade values describe reported merchandise trade for the stated HS6 classification. They are not company-level sales or shipment records.

Calculated indicators

Growth, projections, concentration, volatility, and share-gap figures are calculated from the reported observations and should be interpreted with their coverage period.

Coverage

This sample covers 11 observed years through 2022. Missing values are shown as not reported rather than estimated.

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Compare this product across markets and routes

Use the trade data and methodology pages to study other exporters, importers, and HS6 products.