Potassium nitrate, GR 99%+

Name: Potassium nitrate, GR 99%+
Brand: Vaqora Chemicals
SKU: VQ-014054

About Potassium nitrate, GR 99%+

Vaqora Chemicals supplies Potassium nitrate (AR grade), an alkali metal compound registered under CAS number 7757-79-1 at a purity of ≥99%. With the molecular formula KNO3, it has a molar mass of 101.1 g/mol. Alternative names: Nitrate of potash and Vicknite.

The material typically appears as a white powder. Reported physical data include a melting point of 334 °C and a density of 2.11 g/cm3 at 20 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for battery and energy materials and nanotechnology research. It is used across academic and industrial research.

Standard pack sizes are 500 g, 5 kg and 4 x 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Battery & energy materials
Nanotechnology research

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Potassium nitrate, GR 99%+
Catalogue No.	VQ-014054
CAS Number	7757-79-1
IUPAC name	potassium nitrate
Molecular formula	KNO₃
Molecular weight	101.1 g/mol
Exact mass	100.9515
Grade	AR
Purity / assay	≥99%
HSN code	28342100
InChIKey	FGIUAXJPYTZDNR-UHFFFAOYSA-N
SMILES	[N+](=O)([O-])[O-].[K+]
PubChem CID	24434

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	334 °C
Density	2.11 g/cm3 at 20 °C
H-bond donors / acceptors	0 / 3
TPSA	62.9 Å²
UN number	UN 1486
Synonyms	Nitrate of potash, Vicknite, Nitric acid, potassium salt, Kalii nitras, Collo-Bo, Kali nitricum, Potassium nitrate(DOT), Salt peter, INS NO.252, INS-252, Sensitive Teeth, Sensitive Tooth Paste

Safety & hazard information (GHS)

Oxidiser

Harmful / irritant

Signal word: Danger

Hazard statements

H272May intensify fire, oxidizer
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P210, P220, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 7757-79-1

AR

Potassium nitrate, 99.995%

CAS: 7757-79-1
Formula: KNO₃
MW: 101.1 g/mol

VQ-014052

Potassium nitrate, 99.999%

CAS: 7757-79-1
Formula: KNO₃
MW: 101.1 g/mol

VQ-014053

Potassium nitrate, 99%

CAS: 7757-79-1
Formula: KNO₃
MW: 101.1 g/mol

VQ-014051

Molecular Biology

Potassium nitrate, for molecular biology

CAS: 7757-79-1
Formula: KNO₃
MW: 101.1 g/mol

VQ-046580

Cell Culture

Potassium nitrate, suitable for cell culture, suitable for plant cell culture

CAS: 7757-79-1
Formula: KNO₃
MW: 101.1 g/mol

VQ-014055

USP/EP/Ph. Eur. / AR

Potassium nitrate, USP/EP/Ph. Eur., AR

CAS: 7757-79-1
Formula: KNO₃
MW: 101.1 g/mol

VQ-047234

Frequently asked questions

What is the CAS number of Potassium nitrate, GR 99%+?

The CAS Registry Number of Potassium nitrate, GR 99%+ is 7757-79-1. It is also known as Nitrate of potash, Vicknite, Nitric acid, potassium salt.

What is the molecular formula and molecular weight of Potassium nitrate, GR 99%+?

Potassium nitrate, GR 99%+ has the molecular formula KNO3 and a molecular weight of 101.1 g/mol. Its IUPAC name is potassium nitrate.

Which grade and pack sizes of Potassium nitrate, GR 99%+ can I order?

We supply Potassium nitrate, GR 99%+ in AR (≥99%) grade, in 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium nitrate, GR 99%+?

Yes. Every lot of Potassium nitrate, GR 99%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium nitrate, GR 99%+ be shipped internationally?

Yes. Potassium nitrate, GR 99%+ is classified as hazardous (UN 1486), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.