HSN Code 28351010: Calcium Hypophosphite

HSN Code 28351010 represents Calcium Hypophosphite under GST classification. This code helps businesses identify Calcium Hypophosphite correctly for billing, taxation, and trade. With HSN Code 28351010, companies can avoid errors in invoices, simplify compliance, and enable hassle-free import/export of Calcium Hypophosphite.

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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	2835	Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates,whether or not chemically defined	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphinates (hypophosphites) and phosphonates (phosphites) : Calcium hypophosphite	9%	9%	18%	0%

Description of goods

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphinates (hypophosphites) and phosphonates (phosphites) : Calcium hypophosphite

Chapter

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

Sub Chapter

2835 – Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates,whether or not chemically defined

CGST 9%

SGST 9%

IGST 18%

CESS 0%

HSN Code	Description
28351020	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphinates (hypophosphites) and phosphonates (phosphites) : Magnesium hypophosphite
28351090	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphinates (hypophosphites) and phosphonates (phosphites) : Other
28352200	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Of mono-or disodium
28352300	Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined - phosphates : of trisodium
28352400	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS :Phosphates : Of potassium
28352500	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Calcium hydrogenorthophosphate("dicalcium phosphate")
28352610	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other phosphates of calcium : Calcium monobasic phosphate
28352620	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other phosphates of calcium : Calcium tribasic phosphate
28352690	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other phosphates of calcium : Other
28352910	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Magnesium phosphate, monobasic
28352920	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Magnesium phosphate, dibasic
28352930	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Magnesium phosphate, tribasic
28352940	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Sodium hexametaphosphate
28352990	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Other
28353100	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Polyphosphates : Sodium triphosphate (sodium tripoly-phosphate)
28353900	SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Polyphosphates : Other

HSN Code 28351020

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphinates (hypophosphites) and phosphonates (phosphites) : Magnesium hypophosphite

HSN Code 28351090

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphinates (hypophosphites) and phosphonates (phosphites) : Other

HSN Code 28352200

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Of mono-or disodium

HSN Code 28352300

Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined - phosphates : of trisodium

HSN Code 28352400

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS :Phosphates : Of potassium

HSN Code 28352500

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Calcium hydrogenorthophosphate("dicalcium phosphate")

HSN Code 28352610

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other phosphates of calcium : Calcium monobasic phosphate

HSN Code 28352620

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other phosphates of calcium : Calcium tribasic phosphate

HSN Code 28352690

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other phosphates of calcium : Other

HSN Code 28352910

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Magnesium phosphate, monobasic

HSN Code 28352920

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Magnesium phosphate, dibasic

HSN Code 28352930

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Magnesium phosphate, tribasic

HSN Code 28352940

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Sodium hexametaphosphate

HSN Code 28352990

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Phosphates : Other: Other

HSN Code 28353100

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Polyphosphates : Sodium triphosphate (sodium tripoly-phosphate)

HSN Code 28353900

SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS : Polyphosphates : Other

Wrong HSN codes causing GST errors? BUSY auto-applies the correct code & rate on desktop and mobile.

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Order Number	Description
GST-ARA-25/2018-19/B-88	Uttara Impex Private Limited (AAR (Authority For Advance Ruling), Maharashtra)

Order No. GST-ARA-25/2018-19/B-88

Uttara Impex Private Limited (AAR (Authority For Advance Ruling), Maharashtra)

What products are classified under HSN 28351010 ?

It includes Calcium Hypophosphite

Can we claim ITC on inputs used to trade Calcium Hypophosphite?

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

Do e‑way bill and e‑invoice apply for Calcium Hypophosphite?

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 Calcium Hypophosphite?

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

Does packaging or labelling change the GST for Calcium Hypophosphite?

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.

How much GST applies to Calcium Hypophosphite?

Under HSN 28351010, Calcium Hypophosphite attracts Varies when sold in taxable form. Describe the exact form on the invoice.

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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