Potassium nitrite
Potassium nitrite (CAS 7758-09-0, KNO2, Molar Mass: 85.10 g/mol) is an inorganic salt and an essential chemical reagent. As a strong oxidizing agent, it plays a crucial role in various chemical syntheses. It is also employed in the preparation of other potassium salts and finds utility as a laboratory reagent. Tech Serve Solutions supplies this compound in ACS reagent grade.
Chemical Synthesis
Potassium nitrite serves as a versatile reagent in organic and inorganic synthesis. It is often used as a diazotizing agent in the production of azo dyes and in the synthesis of various organic compounds.
Preparation of Inorganic Compounds
This compound is utilized in the preparation of other potassium-based inorganic salts and can act as a source of the nitrite ion in various chemical reactions.
Laboratory Reagent
As an essential chemical, potassium nitrite is frequently used in analytical and research laboratories for specific chemical transformations and testing.
| Molecular weight | 85.10 |
|---|---|
| Empirical formula | KNO2 |
| Assay | 97-100.5% |
| Grade | ACS reagent |
| Solubility | water: soluble0.35 partalcohol: slightly soluble |
| Impurities tested | ≤0.001% heavy metals (as Pb) |
| Melting point | 350 °C (dec.)(lit.) |
Hazard statements
- H272May intensify fire; oxidiser
- H301Toxic if swallowed
- H400Very toxic to aquatic life
Precautionary statements
- P220Keep away from clothing and combustible materials
- P273Avoid release to the environment
- P301IF SWALLOWED
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1488 5.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,T,N |
| Risk statements (R) | 8-25-50 |
| Safety statements (S) | 45-61 |
| Cation traces | As: ≤1 mg/kgFe: ≤10 mg/kgPb: ≤4 mg/kg |
| Anion traces | chloride (Cl-): ≤100 mg/kgsulfate (SO42-): ≤200 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Potassium Nitrite (CAS 7758-09-0) used for?
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Potassium nitrite (CAS 7758-09-0) is primarily used in chemical synthesis, for preparing other inorganic compounds, and as a general laboratory reagent.
What is the CAS number and formula for Potassium Nitrite?
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The CAS number for Potassium Nitrite is 7758-09-0, and its chemical formula is KNO2.
What grade and purity does Tech Serve Solutions supply for Potassium Nitrite?
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Tech Serve Solutions supplies Potassium Nitrite in ACS reagent grade, with an assay of 97-100.5%.
How should Potassium Nitrite be handled safely?
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Potassium Nitrite is an oxidiser, toxic if swallowed, and very toxic to aquatic life (H272, H301, H400). Handle with appropriate personal protective equipment, including gloves, eye protection, and a dust mask/respirator, and avoid release into the environment (P220, P273, P301 + P310).
How is Potassium Nitrite packed and exported?
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Potassium Nitrite (UN 1488) is shipped as a Class 5.1 oxidising substance, packing group II. Tech Serve Solutions exports this chemical globally, adhering to all relevant shipping regulations.
How can I request a quote or sample for Potassium Nitrite?
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To request a quote or a sample of Potassium Nitrite, please contact our sales team through the website or by telephone.
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