Import/export HS code 3913: Natural and modified natural polymers
Includes natural polymers like alginic acid and modified natural polymers not listed elsewhere
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Greater Manchester | 30 |
| Berkshire, Buckinghamshire and Oxfordshire | 28 |
| Inner London - West | 24 |
| Leicestershire, Rutland and Northamptonshire | 20 |
| Bedfordshire and Hertfordshire | 15 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Greater Manchester | 22 | 21 | -1 |
| Berkshire, Buckinghamshire and Oxfordshire | 20 | 25 | +5 |
| Inner London - West | 14 | 19 | +5 |
| Leicestershire, Rutland and Northamptonshire | 16 | 16 | +0 |
| Bedfordshire and Hertfordshire | 11 | 11 | +0 |
| Cheshire | 11 | 12 | +1 |
| Derbyshire and Nottinghamshire | 12 | 8 | -4 |
| Inner London - East | 12 | 7 | -5 |
| Kent | 10 | 11 | +1 |
| Outer London - West and North West | 12 | 12 | +0 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Wholesale trade, except of motor vehicles and motorcycles | 118 |
| Manufacture of chemicals and chemical products | 60 |
| Manufacture of food products | 55 |
| Scientific research and development | 37 |
| Other manufacturing | 29 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-01 | 86 |
| 2025-11 | 93 |
| 2025-10 | 103 |
| 2025-09 | 92 |
| 2025-08 | 97 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| SIGMA-ALDRICH COMPANY LIMITED | 118 |
| LIFE TECHNOLOGIES LIMITED | 116 |
| CORNELIUS GROUP PLC | 106 |
| IMCD UK LIMITED | 94 |
| CAMBRIDGE COMMODITIES LIMITED | 90 |
| SCHLUMBERGER OILFIELD UK LIMITED | 89 |
| PRINOVA EUROPE LIMITED | 89 |
| THE HEALTHCARE WAREHOUSE LIMITED | 77 |
| COLORCON LIMITED | 76 |
| WHITMAN LABORATORIES LIMITED | 70 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 1m-15m | 142 |
| 54m+ | 136 |
| 15m-54m | 47 |
| 0-1m | 34 |
| Other | 33 |
Related HS codes
What this shows: Sibling or child HS codes in the same classification branch.
Quick facts
HS code: 3913
Coverage: United Kingdom, most metrics for the last 24 months
Description: Includes natural polymers like alginic acid and modified natural polymers not listed elsewhere