Potassium Thiocyanate

SKU:
RXSOL-62-6126-050
Packing Sizes: 

Potassium Thiocyanate solution can be used in titrations involving Silver Nitrate solutions. Chloride, Bromide and Iodide can be determined indirectly this way by adding excess Silver Nitrate solution to the sample containing the Halide, thus precipitating the Halide, and titrating the excess Silver Nitrate with Potassium Thiocyanate titrant using a Ferric Alum Indicator. 

Product Application: 

The reactions for this Volhard titration are:

X- + excess AgNO3 → AgX (precipitate) + AgNO3

X = Cl, Br, I

KSCN + AgNO3 → AgSCN (white precipitate) + KNO3

excess SCN- + Fe3+ → [FeSCN]2+ (red complex at endpoint)

Product Dose: 

Potassium Thiocyanate solution can also be used to standardize Mercuric Nitrate solutions using Ferric Alum as the indicator:

2 KSCN + Hg(NO3)2 → Hg(SCN)2 (white precipitate) + 2 KNO3

excess SCN- + Fe3+ → [FeSCN]2+ (red complex at endpoint)

Ammonium Thiocyanate and Potassium Thiocyanate solutions can be used interchangeably in these determinations.

Product Note: 

Potassium Thiocyanate


Potassium Thiocyanate
Chemical Formula KSCN
Formula Weight 97.18
Equivalent Weight 97.18 (Molar = Normal)
CAS No. 333-20-0
 
Product Technical Specification: 
Remarks: 

Potassium Thiocyanate Molecular FORMULA  is KSCN   

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Potassium Thiocyanate supplier in Mumbai, Kandla - Gandhidham, Chennai, Ennore, Visakhapatnam, Kolkata, Paradip, Haldia, Ranchi, Tata, Dhanbad, Patna, Varanashi, Fujairah, Dubai, Sharjah, Abudhabi, Ajman, Muscat - Oman.

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