"Potassium Nitrate"

Supplier: Apollo Scientific

Potassium nitrate 99,9%

Supplier: Roth Carl

Potassium nitrate

Supplier: LGC Standards PROMOCHEM

Potassium nitrate

Supplier: Merck

Potassium nitrate, Sigma-Aldrich®

Supplier: Merck

Potassium nitrate, Sigma-Aldrich®

Supplier: Merck

Potassium nitrate, Sigma-Aldrich®

Supplier: Merck

Potassium nitrate, Sigma-Aldrich®

Supplier: Thermo Fisher Scientific

Potassium nitrate ≥99.0% ACS

Supplier: Merck

Potassium nitrate-[¹⁵N] (5% ¹⁵N), Sigma-Aldrich®

Supplier: Merck

Potassium nitrate-[¹⁵N] (10% ¹⁵N), Sigma-Aldrich®

Supplier: Merck

Potassium nitrate ≥99,0% analytical reagent

Supplier: Merck

Potassium nitrate-[¹⁵N] (98% ¹⁵N), Sigma-Aldrich®

Supplier: Merck

Potassium nitrate-[¹⁵N] (60% ¹⁵N), Sigma-Aldrich®

Supplier: MP Biomedicals

Soluble in water (133 mg/ml), yielding a clear, colourless solution. soluble in glycerol; insoluble in absolute alcohol.

Supplier: VWR Chemicals

Xylenol orange triturate 1% (w/w) in potassium nitrate Reag. Ph. Eur. 1096301

Supplier: USP

USP Reference Standards are specified for use in conducting official USP–NF tests and assays. To confirm accuracy and reproducibility, USP Reference Standards are rigorously tested and evaluated by multiple independent laboratories including USP, commercial, regulatory, and academic labs. USP also provide publicly available, official documentary standards for pharmaceutical ingredients in the USP–NF that link directly with our primary reference standards.