Potassium thiocyanate CAS 333-20-0
Chemical name: Potassium thiocyanate
Synonymous names:Rhocya;Rodanca;Kyonate
CAS No:333-20-0
Molecular formula:CKNS
Molecular weight:97.18
EINECS No:206-370-1
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Structural formula:
Product Description:
Item |
Specification |
Test Result |
Appearance |
White crystalline powder |
White crystalline powder |
KSCN (after drying) % |
98 min |
98.09 |
Ph value (5% solution) % |
6-8 |
7.3 |
Chloride (CL) % |
Max0.04 |
0.03 |
Sulfate (SO4) % |
Max 0.06 |
0.04 |
Water-insoluble matter % |
Max 0.02 |
0.015 |
Heavy metals (Pb) % |
Max0.003 |
0.002 |
Iron (Fe) % |
Max 0.0004 |
0.0002 |
Drying loss % |
Max 2.0 |
1.7 |
Properties and Usage:
Potassium thiocyanate is a multifunctional inorganic compound that exists in the form of colorless crystals or white powder. It is soluble in water and ethanol and has extremely high application value. It is often used in chemical, electroplating, textile, analytical chemistry, agriculture and other fields.
1. Chemical and pharmaceutical synthesis
Potassium thiocyanate is used as a key intermediate in the synthesis of pesticides, dyes and pharmaceutical products, and plays an important role in the production of specialty chemicals such as mustard oil. In addition, it can also provide auxiliary reaction functions in drug synthesis and is an important synthetic reagent in the pharmaceutical industry.
2. Electroplating and stripping applications
In the electroplating process, potassium thiocyanate is used to adjust the electroplating solution, improve the uniformity and adhesion of the coating, and thus obtain a higher quality electroplating effect; at the same time, it is also used in stripping operations to remove old coatings during the reprocessing of precision electronic equipment and metal workpieces.
3. Textile printing and dyeing auxiliaries
As a dye auxiliaries, potassium thiocyanate can effectively enhance the color fastness and dye adhesion of textiles, making the dyeing more vivid and lasting.
4. Detection reagents in analytical chemistry
Potassium thiocyanate is often used to detect trace amounts of metal ions such as iron and copper due to its highly sensitive color development reaction. It reacts with iron ions to form a red complex, which can quickly and intuitively perform qualitative detection of metal ions and is a commonly used reagent for laboratory testing.
5. Agricultural plant growth regulation
Potassium thiocyanate is used as a plant growth regulator in agriculture to promote the growth and development of crops, increase yields, and help increase agricultural efficiency and income.
6. Other professional uses
Potassium thiocyanate is also used as a photographic thickener, refrigerant, and a detection reagent for trivalent iron, copper, silver and other metals. In addition, it is used in small amounts in cosmetics as a preservative to maintain product stability and extend shelf life.
Storage conditions: Store in a cool, dry, ventilated place, away from moisture
Packing: This product is packed in 25kg Plastic woven bag and it can also be customized according to customers' requirements