# Código SA para polisulfonas

Source: https://www.findhs.codes/hs-codigo-para-polisulfonas

> El código HS de 6 dígitos para polisulfonas es 3911.90. Los primeros 6 dígitos son iguales en todos los países del Sistema Armonizado; el código nacional completo de 8-10 dígitos (p. ej. TARIC UE, HTSUS EE. UU.) depende del país de destino.

## HS codes (6-digit)

| HS Code (6-digit) | Description | Sample product |
|---|---|---|
| 3911.90 |  |  |
| 3911.90 |  | Sevelamer Carbonate (CAS-845273-93-0), imported in bulk form |

Full national tariff codes (8-10 digits, e.g. EU TARIC, US HTSUS, UK, China, Japan, India, Turkey) and applicable customs duty rates are available on https://www.findhs.codes/hs-codigo-para-polisulfonas for registered users.

## Notes

Polysulphones are polymers characterised by the presence of sulphone linkages in the polymer chain, for example, the product obtained by reacting the sodium salt of bisphenol A (4,4'-isopropylidene-diphenol) with bis (4-chlorophenyl) sulphone. They are used in electrical parts, domestic appliances, etc.