Showing all published months. Partner preview tables include up to 5 countries.
USD value by month, all available partner countries combined
Free partner preview shows up to 5 countries.
Total value across the selected data period
| Partner | Value | Share |
|---|---|---|
| Switzerland | $231.1K | 44.6% |
| Japan | $152.2K | 29.4% |
| United States | $36.2K | 7.0% |
| Germany | $34.9K | 6.7% |
| South Korea | $25.9K | 5.0% |
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| Partner | Value | Share |
|---|---|---|
| United States | $54 | 63.5% |
| India | $31 | 36.5% |
| Year | Import value |
|---|---|
| 2021 | $102.4K |
| 2022 | $56.4K |
| 2023 | $71.5K |
| 2024 | $120.1K |
| 2025 | $103.2K |
| 2026 | $64.7K |
Public data shows up to 5 partner countries for this exact eight-digit customs code. Request all available partner-month rows in CSV or Excel.
HS 28092090 is also written 2809.20.90. Values are in USD; the public series does not report tonnes or kg. Product scope: Polymeric forms of phosphoric acid function as dehydrating agents or catalysts in organic synthesis and serve as intermediates in the production of specialized phosphate salts. The public page shows monthly import partner previews from official GACC customs statistics. Full partner-month rows are available through a scoped custom data request.
Source: China General Administration of Customs (GACC), cleaned and structured by China Data Portal.
Transformations: Values are presented as published by the source.
China Data Portal. "China Polyphosphoric acids (HS 28092090) Import Data." https://chinadata.live/china-trade/hs8/28092090/
HS 28092090 is also written 2809.20.90. Values are in USD; the public series does not report tonnes or kg. Product scope: Polymeric forms of phosphoric acid function as dehydrating agents or catalysts in organic synthesis and serve as intermediates in the production of specialized phosphate salts. The public page shows monthly import partner previews from official GACC customs statistics. Full partner-month rows are available through a scoped custom data request.
Source: China General Administration of Customs (GACC), cleaned and structured by China Data Portal.
Transformations: Values are presented as published by the source.
China Data Portal. "China Polyphosphoric acids (HS 28092090) Import Data." https://chinadata.live/china-trade/hs8/28092090/
China imported $98.1K of polyphosphoric acids in the twelve months to August 2026, averaging $8.2K per month, based on official China customs statistics (HS 28092090).
Polymeric forms of phosphoric acid function as dehydrating agents or catalysts in organic synthesis and serve as intermediates in the production of specialized phosphate salts.
Switzerland, Japan and United States together account for 81% of the published total, out of 6 trading partners on record.
Annual imports stayed roughly flat between 2021 and 2025, from $102K to $103K.
Figures come from official China General Administration of Customs (GACC) statistics, published monthly. ChinaData cleans partner names, periods and values so the series is ready for analysis. Partner-level rows for every month, including HS8 detail, are available on request.