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SPADNS  AR
SPADNS  AR

SPADNS AR

SPADNS AR Specification

  • Other Names
  • SPADNS Dye Spectrophotometric Indicator
  • Solubility
  • Soluble in water
  • Ph Level
  • Neutral to slightly acidic in aqueous solutions
  • Refractive Rate
  • Not available
  • Molecular Formula
  • C10H6N3NaO7S2
  • Melting Point
  • Decomposes before melting
  • Poisonous
  • No
  • Storage
  • Store in a dry cool place away from light
  • Taste
  • Tasteless
  • Shape
  • Crystalline Powder
  • Smell
  • Odorless
  • Molecular Weight
  • 373.28 g/mol
  • Purity
  • 98%
  • HS Code
  • 2927.00.90
  • Density
  • 1.45 Gram per cubic centimeter(g/cm3)
  • Structural Formula
  • Notated as a pyridylazo-based aromatic compound
  • Form
  • Solid
  • Classification
  • Indicator Reagent
  • Chemical Name
  • Sodium 4-(2-Pyridylazo)resorcinol-36-disulphonate
  • CAS No
  • 3768-72-1
  • EINECS No
  • 223-289-7
  • Grade
  • Analytical Reagent (AR)
  • Standard
  • ACS ISO
  • Type
  • Synthetic Chemical
  • Usage
  • Used as a spectrophotometric reagent for fluoride determination
  • Main Material
  • 4-(2-Pyridylazo)resorcinol (PAR)
  • Application
  • Water quality testing spectrophotometric analysis
 
 

About SPADNS AR



SPADNS AR is a high-quality Analytical Reagent (AR) in the form of crystalline powder, mainly used as an indicator reagent for water quality testing and spectrophotometric analysis. This non-toxic compound, having a molecular formula of C10H6N3NaO7S2, is soluble in water and is widely known for its purity of 98%. Its main material, 4-(2-Pyridylazo)resorcinol (PAR), ensures accurate spectrophotometric results for fluoride determination. Stored in a dry, cool place away from light, this odorless and tasteless product is a go-to solution for various applications in the chemical industry.

FAQs of SPADNS AR:


Q: What is the main application of SPADNS AR?

A: SPADNS AR is mainly used as a spectrophotometric reagent for fluoride determination in water quality testing.

Q: Is SPADNS AR toxic?

A: No, SPADNS AR is non-toxic under normal usage conditions.

Q: What is the storage recommendation for SPADNS AR?

A: It is advised to store SPADNS AR in a dry, cool place away from light to maintain its quality.

Q: What is the molecular weight of SPADNS AR?

A: The molecular weight of SPADNS AR is 373.28 g/mol.

Q: What is the solubility of SPADNS AR?

A: SPADNS AR is soluble in water, making it convenient for various applications.

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