HSN code 283525 is
a 6-digit Harmonized System of Nomenclature (HSN) code used in India for GST classification.
It covers: Calcium hydrogenorthophosphate (dicalcium phosphate).
This code falls under Chapter 28
(Inorganic Chemicals) of the Indian GST tariff.
The applicable GST rate is 18%
(CGST 9% + SGST 9% for intra-state, or IGST 18% for inter-state transactions).
Who needs this code? Any GST-registered business supplying
goods classified under this
HSN code must quote it on their tax invoices.
Turnover above ₹5 crore requires 6-digit codes;
exporters must use 8-digit HSN codes.
Frequently Asked Questions
What is HSN code 283525?
HSN 283525 refers to: Calcium hydrogenorthophosphate (dicalcium phosphate). It belongs to Chapter 28 (Inorganic Chemicals) of the GST tariff.
What is the GST rate for HSN code 283525?
The GST rate for HSN code 283525 is 18% — CGST 9% + SGST 9% for intra-state, or IGST 18% for inter-state supply.
Is HSN code 283525 mandatory on invoices?
Yes. If your business supplies goods/services under this code, you must quote the HSN/SAC code on GST invoices. Businesses with turnover below ₹5 crore use 4-digit HSN; above ₹5 crore use 6-digit; exporters use 8-digit.
What chapter does HSN code 283525 belong to?
HSN code 283525 belongs to Chapter 28 of the GST tariff, which covers Inorganic Chemicals.