HS 2835.25 Calcium hydrogenorthophosphate (dicalcium phosphate)

HS code 283525 (also written 2835.25) is a subheading of the Harmonized System that covers phosphates: calcium hydrogenorthophosphate (dicalcium phosphate), whether or not chemically defined. It sits under heading 2835 (phosphinates (hypophosphites), phosphonates (phosphites) and phosphates, polyphosphates…) in chapter 28 (inorganic chemicals).

In 2024, countries reported exports worth $355M and imports worth $409M under HS code 283525. Reported exports changed by −8.2% compared with 2023. These are trade statistics in US dollars, not prices.

The largest exporters in 2024 were China (36.5% of world exports), Germany (13.6% of world exports) and Peru (11.9% of world exports).

The largest importers in 2024 were Brazil (10.6% of world imports), Indonesia (7.8% of world imports) and United States (4.9% of world imports).

Yes. Based on what the major economies reported about their trade with India, India exported at least $11.7M and imported at least $12.5M under HS code 283525 in 2024. Among the major reporting economies, its largest export market was United States and its largest supplier was United States.

CompoundList lists 1 chemical under this code, including Calcium hydrogen phosphate. Codes marked indicative are assigned from the chemical's structure class or chapter, so confirm the final classification with your customs broker.

The first six digits are shared by every country that uses the Harmonized System. Countries add their own digits after that, for example India uses eight digit ITC-HS codes and the United States uses ten digit HTS codes, so check the national tariff for the full code and the duty rate.