Potassium Thiocyanate Lab, Potassium Sulfocyanate, CAS 333-20-0 – Lab Alley

Potassium Thiocyanate, Lab Grade

Potassium Thiocyanate, Lab Grade
Brand: Lab Alley

Select Size:

SKU: C6680-25g
Potassium Thiocyanate Lab, 25g
SKU: C6680-100g
Potassium Thiocyanate Lab, 100g
SKU: C6680-250g
Potassium Thiocyanate Lab, 250g
SKU: C6680-500g
Potassium Thiocyanate Lab, 500g


Potassium Thiocyanate, also known as Potassium Rhodanide, Thiocyanic Acid Potassium Salt, Kaliumthiocyanat, Rodanca, and Potassium Sulfocyanate, has the chemical formula KSCN or CKNS. It appears as colorless-to-white hygroscopic crystals having free solubility in Water, Alcohol, and Acetone at ambient conditions. When heated to decomposition, it can emit Oxides of Carbon, Sulfur, Nitrogen, and Potassium. Lab grade chemicals possess reasonable purity but do not comply with any official standard for quality or purity like the ACS Grade, the USP Grade, or the FCC Grade. The Lab Grade is also known as Laboratory Reagent (LR) and Chemically Pure (CP). Lab Alley’s Potassium Thiocyanate, Lab Grade is recommended for educational institutes, research labs, and commercial applications. Lab Alley is selling its premium quality products online at laballey.com in the United States of America (USA).


Potassium Thiocyanate Lab Features:

Assay Min. 98.5%
Appearance Colorless or White crystals
pH of a 5% Solution @ 25°C 5.3-8.7
Insoluble in Water 0.005%
Chloride (Cl) 0.005%
Sulfate (SO4) 0.005%
Ammonium (NH4) 0.003%
Heavy Metals (as Pb) 5 ppm
Iron (Fe) 2 ppm
Sodium (Na) 0.005%
Iodine-consuming Substances To Pass Test
Common Uses
  • Strong oxidizing agent
  • Chemical precursor
Commercial/Industrial Application
  • Cosmetics
  • Fungicide
Safety and Handling

Please contact us to request a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for Potassium Thiocyanate Lab.

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P. Jeffrey Ungar
United States United States
Perfect Jug of Mystery

Used this to make a deep red color in the first of six beakers in the Jug of Mystery demo from L. Ford’s Chemical Magic for which it worked perfectly!

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