HSN Code 28152000: Potassium Hydroxide

HSN Code 28152000 represents Potassium Hydroxide under GST classification. This code helps businesses identify Potassium Hydroxide correctly for billing, taxation, and trade. With HSN Code 28152000, companies can avoid errors in invoices, simplify compliance, and enable hassle-free import/export of Potassium Hydroxide.

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Chapter Number	Chapter Name	Sub Chapter Number	Sub Chapter Name	Description of Goods	CGST (%)	SGST (%)	IGST (%)	CESS (%)
28	Inorganic chemicals, organic or inorganic compounds of precious metals,of rare-earth metals, of radioactive elements or of isotopes	2815	Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium	INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Potassium hydroxide (caustic potash)	9%	9%	18%	0%

Description of goods

INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Potassium hydroxide (caustic potash)

Chapter

28 – Inorganic chemicals, organic or inorganic compounds of precious metals,of rare-earth metals, of radioactive elements or of isotopes

Sub Chapter

2815 – Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium

CGST 9%

SGST 9%

IGST 18%

CESS 0%

HSN Code	Description
28151110	INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Sodium hydroxide (caustic soda) : Solid : Flakes
28151190	INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Sodium hydroxide (caustic soda) : Solid : Other
28151200	INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Sodium hydroxide (caustic soda) : In aqueous solution (soda lye or liquid soda)
28153000	INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Peroxides of sodium or potassium

HSN Code 28151110

INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Sodium hydroxide (caustic soda) : Solid : Flakes

HSN Code 28151190

INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Sodium hydroxide (caustic soda) : Solid : Other

HSN Code 28151200

INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Sodium hydroxide (caustic soda) : In aqueous solution (soda lye or liquid soda)

HSN Code 28153000

INORGANIC BASES AND OXIDES,HYDROXIDES AND PEROXIDES OF METALS : Peroxides of sodium or potassium

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What products are classified under HSN 28152000 ?

It includes Potassium Hydroxide

Do e‑way bill and e‑invoice apply for Potassium Hydroxide?

e‑Way bill is needed above ₹50,000 consignment value (subject to exemptions). e‑Invoicing is turnover‑based (presently AATO > ₹5 crore) for B2B supplies.

Any common misclassification issue with Potassium Hydroxide?

Use the exact HSN and describe the form/grade. For multi‑line invoices, apply the rate per line to avoid wrong tax collection.

Can we claim ITC on inputs used to trade Potassium Hydroxide?

If your outward supply is taxable, eligible ITC is available subject to general restrictions. For exempt/Nil supplies, reverse credit per Rule 42.

How should mixed supplies be billed when Potassium Hydroxide is sold with other items?

Use separate invoice lines per HSN and apply the correct rate per line (e.g., Varies for Potassium Hydroxide; Nil for exempt items if applicable).

How much GST applies to Potassium Hydroxide?

Under HSN 28152000, Potassium Hydroxide attracts Varies when sold in taxable form. Describe the exact form on the invoice.

Does packaging or labelling change the GST for Potassium Hydroxide?

For food/agri items, GST can be 5% when not fresh/chilled and sold as pre‑packaged & labelled; otherwise often Nil. For non‑food items, rates depend on the specific sub‑heading.

Important Disclaimer

The above does not constitute professional advice or a formal recommendation. We recommend consulting a professional tax consultant before acting on the information contained in this piece of content.

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