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SPADNS AR

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SPADNS AR Specification

Purity
98%

Form
Solid

Other Names
SPADNS Dye Spectrophotometric Indicator

Shape
Crystalline Powder

Storage
Store in a dry cool place away from light

Refractive Rate
Not available

Melting Point
Decomposes before melting

Taste
Tasteless

Structural Formula
Notated as a pyridylazo-based aromatic compound

Density
1.45 Gram per cubic centimeter(g/cm3)

HS Code
2927.00.90

Ph Level
Neutral to slightly acidic in aqueous solutions

Molecular Formula
C10H6N3NaO7S2

Molecular Weight
373.28 g/mol

Poisonous
No

Smell
Odorless

Solubility
Soluble in water

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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